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 while (__beg != __end)
330 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
331 // and decimal_point.
332 const char_type __c = *__beg;
333 const char_type* __q = __traits_type::find(__lit_zero, 10, __c);
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);
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;
513 const _ValueT __min = numeric_limits<_ValueT>::min() / __base;
514 for (; __beg != __end; ++__beg)
516 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
517 // and decimal_point.
518 const char_type __c = *__beg;
519 const char_type* __q = __traits_type::find(__lit_zero,
521 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
523 // NB: Thousands separator at the beginning of a string
524 // is a no-no, as is two consecutive thousands separators.
527 __found_grouping += static_cast<char>(__sep_pos);
532 __err |= ios_base::failbit;
536 else if (__c == __lc->_M_decimal_point)
540 int __digit = __q - __lit_zero;
543 if (__result < __min)
547 const _ValueT __new_result = __result * __base
549 __overflow |= __new_result > __result;
550 __result = __new_result;
556 // Not a valid input item.
562 const _ValueT __max = numeric_limits<_ValueT>::max() / __base;
563 for (; __beg != __end; ++__beg)
565 const char_type __c = *__beg;
566 const char_type* __q = __traits_type::find(__lit_zero,
568 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
572 __found_grouping += static_cast<char>(__sep_pos);
577 __err |= ios_base::failbit;
581 else if (__c == __lc->_M_decimal_point)
585 int __digit = __q - __lit_zero;
588 if (__result > __max)
592 const _ValueT __new_result = __result * __base
594 __overflow |= __new_result < __result;
595 __result = __new_result;
605 // Digit grouping is checked. If grouping and found_grouping don't
606 // match, then get very very upset, and set failbit.
607 if (__found_grouping.size())
609 // Add the ending grouping.
610 __found_grouping += static_cast<char>(__sep_pos);
612 if (!std::__verify_grouping(__lc->_M_grouping,
613 __lc->_M_grouping_size,
615 __err |= ios_base::failbit;
618 if (!(__err & ios_base::failbit) && !__overflow
622 __err |= ios_base::failbit;
625 __err |= ios_base::eofbit;
629 // _GLIBCXX_RESOLVE_LIB_DEFECTS
630 // 17. Bad bool parsing
631 template<typename _CharT, typename _InIter>
633 num_get<_CharT, _InIter>::
634 do_get(iter_type __beg, iter_type __end, ios_base& __io,
635 ios_base::iostate& __err, bool& __v) const
637 if (!(__io.flags() & ios_base::boolalpha))
639 // Parse bool values as long.
640 // NB: We can't just call do_get(long) here, as it might
641 // refer to a derived class.
643 __beg = _M_extract_int(__beg, __end, __io, __err, __l);
644 if (__l == 0 || __l == 1)
647 __err |= ios_base::failbit;
651 // Parse bool values as alphanumeric.
652 typedef char_traits<_CharT> __traits_type;
653 typedef typename numpunct<_CharT>::__cache_type __cache_type;
654 __use_cache<__cache_type> __uc;
655 const locale& __loc = __io._M_getloc();
656 const __cache_type* __lc = __uc(__loc);
661 for (__n = 0; __beg != __end; ++__n, ++__beg)
664 if (__n < __lc->_M_falsename_size)
665 __testf = *__beg == __lc->_M_falsename[__n];
670 if (__n < __lc->_M_truename_size)
671 __testt = *__beg == __lc->_M_truename[__n];
675 if (!__testf && !__testt)
678 if (__testf && __n == __lc->_M_falsename_size)
680 else if (__testt && __n == __lc->_M_truename_size)
683 __err |= ios_base::failbit;
686 __err |= ios_base::eofbit;
691 template<typename _CharT, typename _InIter>
693 num_get<_CharT, _InIter>::
694 do_get(iter_type __beg, iter_type __end, ios_base& __io,
695 ios_base::iostate& __err, long& __v) const
696 { return _M_extract_int(__beg, __end, __io, __err, __v); }
698 template<typename _CharT, typename _InIter>
700 num_get<_CharT, _InIter>::
701 do_get(iter_type __beg, iter_type __end, ios_base& __io,
702 ios_base::iostate& __err, unsigned short& __v) const
703 { return _M_extract_int(__beg, __end, __io, __err, __v); }
705 template<typename _CharT, typename _InIter>
707 num_get<_CharT, _InIter>::
708 do_get(iter_type __beg, iter_type __end, ios_base& __io,
709 ios_base::iostate& __err, unsigned int& __v) const
710 { return _M_extract_int(__beg, __end, __io, __err, __v); }
712 template<typename _CharT, typename _InIter>
714 num_get<_CharT, _InIter>::
715 do_get(iter_type __beg, iter_type __end, ios_base& __io,
716 ios_base::iostate& __err, unsigned long& __v) const
717 { return _M_extract_int(__beg, __end, __io, __err, __v); }
719 #ifdef _GLIBCXX_USE_LONG_LONG
720 template<typename _CharT, typename _InIter>
722 num_get<_CharT, _InIter>::
723 do_get(iter_type __beg, iter_type __end, ios_base& __io,
724 ios_base::iostate& __err, long long& __v) const
725 { return _M_extract_int(__beg, __end, __io, __err, __v); }
727 template<typename _CharT, typename _InIter>
729 num_get<_CharT, _InIter>::
730 do_get(iter_type __beg, iter_type __end, ios_base& __io,
731 ios_base::iostate& __err, unsigned long long& __v) const
732 { return _M_extract_int(__beg, __end, __io, __err, __v); }
735 template<typename _CharT, typename _InIter>
737 num_get<_CharT, _InIter>::
738 do_get(iter_type __beg, iter_type __end, ios_base& __io,
739 ios_base::iostate& __err, float& __v) const
743 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
744 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
748 template<typename _CharT, typename _InIter>
750 num_get<_CharT, _InIter>::
751 do_get(iter_type __beg, iter_type __end, ios_base& __io,
752 ios_base::iostate& __err, double& __v) const
756 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
757 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
761 template<typename _CharT, typename _InIter>
763 num_get<_CharT, _InIter>::
764 do_get(iter_type __beg, iter_type __end, ios_base& __io,
765 ios_base::iostate& __err, long double& __v) const
769 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
770 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
774 template<typename _CharT, typename _InIter>
776 num_get<_CharT, _InIter>::
777 do_get(iter_type __beg, iter_type __end, ios_base& __io,
778 ios_base::iostate& __err, void*& __v) const
780 // Prepare for hex formatted input.
781 typedef ios_base::fmtflags fmtflags;
782 const fmtflags __fmt = __io.flags();
783 __io.flags(__fmt & ~ios_base::basefield | ios_base::hex);
786 __beg = _M_extract_int(__beg, __end, __io, __err, __ul);
788 // Reset from hex formatted input.
791 if (!(__err & ios_base::failbit))
792 __v = reinterpret_cast<void*>(__ul);
794 __err |= ios_base::failbit;
798 // For use by integer and floating-point types after they have been
799 // converted into a char_type string.
800 template<typename _CharT, typename _OutIter>
802 num_put<_CharT, _OutIter>::
803 _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
804 _CharT* __new, const _CharT* __cs, int& __len) const
806 // [22.2.2.2.2] Stage 3.
807 // If necessary, pad.
808 __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
810 __len = static_cast<int>(__w);
813 // Forwarding functions to peel signed from unsigned integer types.
814 template<typename _CharT>
816 __int_to_char(_CharT* __bufend, long __v, const _CharT* __lit,
817 ios_base::fmtflags __flags)
819 unsigned long __ul = static_cast<unsigned long>(__v);
826 return __int_to_char(__bufend, __ul, __lit, __flags, __neg);
829 template<typename _CharT>
831 __int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit,
832 ios_base::fmtflags __flags)
834 // About showpos, see Table 60 and C99 7.19.6.1, p6 (+).
835 return __int_to_char(__bufend, __v, __lit,
836 __flags & ~ios_base::showpos, false);
839 #ifdef _GLIBCXX_USE_LONG_LONG
840 template<typename _CharT>
842 __int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit,
843 ios_base::fmtflags __flags)
845 unsigned long long __ull = static_cast<unsigned long long>(__v);
852 return __int_to_char(__bufend, __ull, __lit, __flags, __neg);
855 template<typename _CharT>
857 __int_to_char(_CharT* __bufend, unsigned long long __v,
858 const _CharT* __lit, ios_base::fmtflags __flags)
859 { return __int_to_char(__bufend, __v, __lit,
860 __flags & ~ios_base::showpos, false); }
863 template<typename _CharT, typename _ValueT>
865 __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
866 ios_base::fmtflags __flags, bool __neg)
868 // Don't write base if already 0.
869 const bool __showbase = (__flags & ios_base::showbase) && __v;
870 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
871 _CharT* __buf = __bufend - 1;
873 if (__builtin_expect(__basefield != ios_base::oct &&
874 __basefield != ios_base::hex, true))
879 *__buf-- = __lit[(__v % 10) + __num_base::_S_odigits];
884 *__buf-- = __lit[__num_base::_S_ominus];
885 else if (__flags & ios_base::showpos)
886 *__buf-- = __lit[__num_base::_S_oplus];
888 else if (__basefield == ios_base::oct)
893 *__buf-- = __lit[(__v & 0x7) + __num_base::_S_odigits];
898 *__buf-- = __lit[__num_base::_S_odigits];
903 const bool __uppercase = __flags & ios_base::uppercase;
904 const int __case_offset = __uppercase ? __num_base::_S_oudigits
905 : __num_base::_S_odigits;
908 *__buf-- = __lit[(__v & 0xf) + __case_offset];
915 *__buf-- = __lit[__num_base::_S_ox + __uppercase];
917 *__buf-- = __lit[__num_base::_S_odigits];
920 return __bufend - __buf - 1;
923 template<typename _CharT, typename _OutIter>
925 num_put<_CharT, _OutIter>::
926 _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
927 ios_base& __io, _CharT* __new, _CharT* __cs, int& __len) const
929 // By itself __add_grouping cannot deal correctly with __cs when
930 // ios::showbase is set and ios_base::oct || ios_base::hex.
931 // Therefore we take care "by hand" of the initial 0, 0x or 0X.
932 // However, remember that the latter do not occur if the number
933 // printed is '0' (__len == 1).
934 streamsize __off = 0;
935 const ios_base::fmtflags __basefield = __io.flags()
936 & ios_base::basefield;
937 if ((__io.flags() & ios_base::showbase) && __len > 1)
938 if (__basefield == ios_base::oct)
943 else if (__basefield == ios_base::hex)
950 __p = std::__add_grouping(__new + __off, __sep, __grouping,
951 __grouping_size, __cs + __off,
956 template<typename _CharT, typename _OutIter>
957 template<typename _ValueT>
959 num_put<_CharT, _OutIter>::
960 _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
963 typedef typename numpunct<_CharT>::__cache_type __cache_type;
964 __use_cache<__cache_type> __uc;
965 const locale& __loc = __io._M_getloc();
966 const __cache_type* __lc = __uc(__loc);
967 const _CharT* __lit = __lc->_M_atoms_out;
969 // Long enough to hold hex, dec, and octal representations.
970 const int __ilen = 4 * sizeof(_ValueT);
971 _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
974 // [22.2.2.2.2] Stage 1, numeric conversion to character.
975 // Result is returned right-justified in the buffer.
977 __len = __int_to_char(__cs + __ilen, __v, __lit, __io.flags());
978 __cs += __ilen - __len;
980 // Add grouping, if necessary.
981 if (__lc->_M_use_grouping)
983 // Grouping can add (almost) as many separators as the
984 // number of digits, but no more.
985 _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
987 _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
988 __lc->_M_thousands_sep, __io, __cs2, __cs, __len);
993 const streamsize __w = __io.width();
994 if (__w > static_cast<streamsize>(__len))
996 _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
998 _M_pad(__fill, __w, __io, __cs3, __cs, __len);
1003 // [22.2.2.2.2] Stage 4.
1004 // Write resulting, fully-formatted string to output iterator.
1005 return std::__write(__s, __cs, __len);
1008 template<typename _CharT, typename _OutIter>
1010 num_put<_CharT, _OutIter>::
1011 _M_group_float(const char* __grouping, size_t __grouping_size,
1012 _CharT __sep, const _CharT* __p, _CharT* __new,
1013 _CharT* __cs, int& __len) const
1015 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1016 // 282. What types does numpunct grouping refer to?
1017 // Add grouping, if necessary.
1019 const int __declen = __p ? __p - __cs : __len;
1020 __p2 = std::__add_grouping(__new, __sep, __grouping, __grouping_size,
1021 __cs, __cs + __declen);
1023 // Tack on decimal part.
1024 int __newlen = __p2 - __new;
1027 char_traits<_CharT>::copy(__p2, __p, __len - __declen);
1028 __newlen += __len - __declen;
1033 // The following code uses snprintf (or sprintf(), when
1034 // _GLIBCXX_USE_C99 is not defined) to convert floating point values
1035 // for insertion into a stream. An optimization would be to replace
1036 // them with code that works directly on a wide buffer and then use
1037 // __pad to do the padding. It would be good to replace them anyway
1038 // to gain back the efficiency that C++ provides by knowing up front
1039 // the type of the values to insert. Also, sprintf is dangerous
1040 // since may lead to accidental buffer overruns. This
1041 // implementation follows the C++ standard fairly directly as
1042 // outlined in 22.2.2.2 [lib.locale.num.put]
1043 template<typename _CharT, typename _OutIter>
1044 template<typename _ValueT>
1046 num_put<_CharT, _OutIter>::
1047 _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
1050 typedef typename numpunct<_CharT>::__cache_type __cache_type;
1051 __use_cache<__cache_type> __uc;
1052 const locale& __loc = __io._M_getloc();
1053 const __cache_type* __lc = __uc(__loc);
1055 // Note: digits10 is rounded down: add 1 to ensure the maximum
1056 // available precision. Then, in general, one more 1 needs to
1057 // be added since, when the %{g,G} conversion specifiers are
1058 // chosen inside _S_format_float, the precision field is "the
1059 // maximum number of significant digits", *not* the "number of
1060 // digits to appear after the decimal point", as happens for
1061 // %{e,E,f,F} (C99, 7.19.6.1,4).
1062 const int __max_digits = numeric_limits<_ValueT>::digits10 + 2;
1064 // Use default precision if out of range.
1065 streamsize __prec = __io.precision();
1066 if (__prec > static_cast<streamsize>(__max_digits))
1067 __prec = static_cast<streamsize>(__max_digits);
1068 else if (__prec < static_cast<streamsize>(0))
1069 __prec = static_cast<streamsize>(6);
1071 // [22.2.2.2.2] Stage 1, numeric conversion to character.
1073 // Long enough for the max format spec.
1076 #ifdef _GLIBCXX_USE_C99
1077 // First try a buffer perhaps big enough (for sure sufficient
1078 // for non-ios_base::fixed outputs)
1079 int __cs_size = __max_digits * 3;
1080 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1082 __num_base::_S_format_float(__io, __fbuf, __mod);
1083 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
1084 _S_get_c_locale(), __prec);
1086 // If the buffer was not large enough, try again with the correct size.
1087 if (__len >= __cs_size)
1089 __cs_size = __len + 1;
1090 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1091 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
1092 _S_get_c_locale(), __prec);
1095 // Consider the possibility of long ios_base::fixed outputs
1096 const bool __fixed = __io.flags() & ios_base::fixed;
1097 const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
1099 // The size of the output string is computed as follows.
1100 // ios_base::fixed outputs may need up to __max_exp+1 chars
1101 // for the integer part + up to __max_digits chars for the
1102 // fractional part + 3 chars for sign, decimal point, '\0'. On
1103 // the other hand, for non-fixed outputs __max_digits*3 chars
1104 // are largely sufficient.
1105 const int __cs_size = __fixed ? __max_exp + __max_digits + 4
1107 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1109 __num_base::_S_format_float(__io, __fbuf, __mod);
1110 __len = std::__convert_from_v(__cs, 0, __fbuf, __v,
1111 _S_get_c_locale(), __prec);
1114 // [22.2.2.2.2] Stage 2, convert to char_type, using correct
1115 // numpunct.decimal_point() values for '.' and adding grouping.
1116 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1118 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1120 __ctype.widen(__cs, __cs + __len, __ws);
1122 // Replace decimal point.
1123 const _CharT __cdec = __ctype.widen('.');
1124 const _CharT __dec = __lc->_M_decimal_point;
1125 const _CharT* __p = char_traits<_CharT>::find(__ws, __len, __cdec);
1127 __ws[__p - __ws] = __dec;
1129 // Add grouping, if necessary.
1130 if (__lc->_M_use_grouping)
1132 // Grouping can add (almost) as many separators as the
1133 // number of digits, but no more.
1134 _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1136 _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
1137 __lc->_M_thousands_sep, __p, __ws2, __ws, __len);
1142 const streamsize __w = __io.width();
1143 if (__w > static_cast<streamsize>(__len))
1145 _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1147 _M_pad(__fill, __w, __io, __ws3, __ws, __len);
1152 // [22.2.2.2.2] Stage 4.
1153 // Write resulting, fully-formatted string to output iterator.
1154 return std::__write(__s, __ws, __len);
1157 template<typename _CharT, typename _OutIter>
1159 num_put<_CharT, _OutIter>::
1160 do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
1162 const ios_base::fmtflags __flags = __io.flags();
1163 if ((__flags & ios_base::boolalpha) == 0)
1165 unsigned long __uv = __v;
1166 __s = _M_insert_int(__s, __io, __fill, __uv);
1170 typedef typename numpunct<_CharT>::__cache_type __cache_type;
1171 __use_cache<__cache_type> __uc;
1172 const locale& __loc = __io._M_getloc();
1173 const __cache_type* __lc = __uc(__loc);
1175 const _CharT* __name = __v ? __lc->_M_truename
1176 : __lc->_M_falsename;
1177 int __len = __v ? __lc->_M_truename_size
1178 : __lc->_M_falsename_size;
1180 const streamsize __w = __io.width();
1181 if (__w > static_cast<streamsize>(__len))
1184 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1186 _M_pad(__fill, __w, __io, __cs, __name, __len);
1190 __s = std::__write(__s, __name, __len);
1195 template<typename _CharT, typename _OutIter>
1197 num_put<_CharT, _OutIter>::
1198 do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
1199 { return _M_insert_int(__s, __io, __fill, __v); }
1201 template<typename _CharT, typename _OutIter>
1203 num_put<_CharT, _OutIter>::
1204 do_put(iter_type __s, ios_base& __io, char_type __fill,
1205 unsigned long __v) const
1206 { return _M_insert_int(__s, __io, __fill, __v); }
1208 #ifdef _GLIBCXX_USE_LONG_LONG
1209 template<typename _CharT, typename _OutIter>
1211 num_put<_CharT, _OutIter>::
1212 do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const
1213 { return _M_insert_int(__s, __b, __fill, __v); }
1215 template<typename _CharT, typename _OutIter>
1217 num_put<_CharT, _OutIter>::
1218 do_put(iter_type __s, ios_base& __io, char_type __fill,
1219 unsigned long long __v) const
1220 { return _M_insert_int(__s, __io, __fill, __v); }
1223 template<typename _CharT, typename _OutIter>
1225 num_put<_CharT, _OutIter>::
1226 do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
1227 { return _M_insert_float(__s, __io, __fill, char(), __v); }
1229 template<typename _CharT, typename _OutIter>
1231 num_put<_CharT, _OutIter>::
1232 do_put(iter_type __s, ios_base& __io, char_type __fill,
1233 long double __v) const
1234 { return _M_insert_float(__s, __io, __fill, 'L', __v); }
1236 template<typename _CharT, typename _OutIter>
1238 num_put<_CharT, _OutIter>::
1239 do_put(iter_type __s, ios_base& __io, char_type __fill,
1240 const void* __v) const
1242 const ios_base::fmtflags __flags = __io.flags();
1243 const ios_base::fmtflags __fmt = ~(ios_base::showpos
1244 | ios_base::basefield
1245 | ios_base::uppercase
1246 | ios_base::internal);
1247 __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
1249 __s = _M_insert_int(__s, __io, __fill,
1250 reinterpret_cast<unsigned long>(__v));
1251 __io.flags(__flags);
1255 template<typename _CharT, typename _InIter>
1256 template<bool _Intl>
1258 money_get<_CharT, _InIter>::
1259 _M_extract(iter_type __beg, iter_type __end, ios_base& __io,
1260 ios_base::iostate& __err, string& __units) const
1262 typedef char_traits<_CharT> __traits_type;
1263 typedef typename string_type::size_type size_type;
1264 typedef money_base::part part;
1265 typedef moneypunct<_CharT, _Intl> __moneypunct_type;
1266 typedef typename __moneypunct_type::__cache_type __cache_type;
1268 const locale& __loc = __io._M_getloc();
1269 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1271 __use_cache<__cache_type> __uc;
1272 const __cache_type* __lc = __uc(__loc);
1273 const char_type* __lit = __lc->_M_atoms;
1276 bool __negative = false;
1278 size_type __sign_size = 0;
1279 // True if sign is mandatory.
1280 const bool __mandatory_sign = (__lc->_M_positive_sign_size
1281 && __lc->_M_negative_sign_size);
1282 // String of grouping info from thousands_sep plucked from __units.
1283 string __grouping_tmp;
1284 if (__lc->_M_use_grouping)
1285 __grouping_tmp.reserve(32);
1286 // Last position before the decimal point.
1288 // Separator positions, then, possibly, fractional digits.
1290 // If input iterator is in a valid state.
1291 bool __testvalid = true;
1292 // Flag marking when a decimal point is found.
1293 bool __testdecfound = false;
1295 // The tentative returned string is stored here.
1299 const char_type* __lit_zero = __lit + money_base::_S_zero;
1300 const money_base::pattern __p = __lc->_M_neg_format;
1301 for (int __i = 0; __i < 4 && __testvalid; ++__i)
1303 const part __which = static_cast<part>(__p.field[__i]);
1306 case money_base::symbol:
1307 // According to 22.2.6.1.2, p2, symbol is required
1308 // if (__io.flags() & ios_base::showbase), otherwise
1309 // is optional and consumed only if other characters
1310 // are needed to complete the format.
1311 if (__io.flags() & ios_base::showbase || __sign_size > 1
1313 || (__i == 1 && (__mandatory_sign
1314 || (static_cast<part>(__p.field[0])
1315 == money_base::sign)
1316 || (static_cast<part>(__p.field[2])
1317 == money_base::space)))
1318 || (__i == 2 && ((static_cast<part>(__p.field[3])
1319 == money_base::value)
1321 && (static_cast<part>(__p.field[3])
1322 == money_base::sign))))
1324 const size_type __len = __lc->_M_curr_symbol_size;
1326 for (; __beg != __end && __j < __len
1327 && *__beg == __lc->_M_curr_symbol[__j];
1330 && (__j || __io.flags() & ios_base::showbase))
1331 __testvalid = false;
1334 case money_base::sign:
1335 // Sign might not exist, or be more than one character long.
1336 if (__lc->_M_positive_sign_size && __beg != __end
1337 && *__beg == __lc->_M_positive_sign[0])
1339 __sign_size = __lc->_M_positive_sign_size;
1342 else if (__lc->_M_negative_sign_size && __beg != __end
1343 && *__beg == __lc->_M_negative_sign[0])
1346 __sign_size = __lc->_M_negative_sign_size;
1349 else if (__lc->_M_positive_sign_size
1350 && !__lc->_M_negative_sign_size)
1351 // "... if no sign is detected, the result is given the sign
1352 // that corresponds to the source of the empty string"
1354 else if (__mandatory_sign)
1355 __testvalid = false;
1357 case money_base::value:
1358 // Extract digits, remove and stash away the
1359 // grouping of found thousands separators.
1360 for (; __beg != __end; ++__beg)
1362 const char_type* __q = __traits_type::find(__lit_zero,
1366 __res += money_base::_S_atoms[__q - __lit];
1369 else if (*__beg == __lc->_M_decimal_point
1374 __testdecfound = true;
1376 else if (__lc->_M_use_grouping
1377 && *__beg == __lc->_M_thousands_sep
1382 // Mark position for later analysis.
1383 __grouping_tmp += static_cast<char>(__n);
1388 __testvalid = false;
1396 __testvalid = false;
1398 case money_base::space:
1399 // At least one space is required.
1400 if (__beg != __end && __ctype.is(ctype_base::space, *__beg))
1403 __testvalid = false;
1404 case money_base::none:
1405 // Only if not at the end of the pattern.
1407 for (; __beg != __end
1408 && __ctype.is(ctype_base::space, *__beg); ++__beg);
1413 // Need to get the rest of the sign characters, if they exist.
1414 if (__sign_size > 1 && __testvalid)
1416 const char_type* __sign = __negative ? __lc->_M_negative_sign
1417 : __lc->_M_positive_sign;
1419 for (; __beg != __end && __i < __sign_size
1420 && *__beg == __sign[__i]; ++__beg, ++__i);
1422 if (__i != __sign_size)
1423 __testvalid = false;
1428 // Strip leading zeros.
1429 if (__res.size() > 1)
1431 const size_type __first = __res.find_first_not_of('0');
1432 const bool __only_zeros = __first == string::npos;
1434 __res.erase(0, __only_zeros ? __res.size() - 1 : __first);
1438 if (__negative && __res[0] != '0')
1439 __res.insert(__res.begin(), '-');
1441 // Test for grouping fidelity.
1442 if (__grouping_tmp.size())
1444 // Add the ending grouping.
1445 __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos
1447 if (!std::__verify_grouping(__lc->_M_grouping,
1448 __lc->_M_grouping_size,
1450 __testvalid = false;
1453 // Iff not enough digits were supplied after the decimal-point.
1454 if (__testdecfound && __lc->_M_frac_digits > 0
1455 && __n != __lc->_M_frac_digits)
1456 __testvalid = false;
1459 // Iff no more characters are available.
1461 __err |= ios_base::eofbit;
1463 // Iff valid sequence is not recognized.
1465 __err |= ios_base::failbit;
1467 __units.swap(__res);
1472 template<typename _CharT, typename _InIter>
1474 money_get<_CharT, _InIter>::
1475 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1476 ios_base::iostate& __err, long double& __units) const
1480 __beg = _M_extract<true>(__beg, __end, __io, __err, __str);
1482 __beg = _M_extract<false>(__beg, __end, __io, __err, __str);
1483 std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
1487 template<typename _CharT, typename _InIter>
1489 money_get<_CharT, _InIter>::
1490 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1491 ios_base::iostate& __err, string_type& __units) const
1493 typedef typename string::size_type size_type;
1495 const locale& __loc = __io._M_getloc();
1496 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1499 const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io,
1501 : _M_extract<false>(__beg, __end, __io,
1503 const size_type __len = __str.size();
1506 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1508 __ctype.widen(__str.data(), __str.data() + __len, __ws);
1509 __units.assign(__ws, __len);
1515 template<typename _CharT, typename _OutIter>
1516 template<bool _Intl>
1518 money_put<_CharT, _OutIter>::
1519 _M_insert(iter_type __s, ios_base& __io, char_type __fill,
1520 const string_type& __digits) const
1522 typedef typename string_type::size_type size_type;
1523 typedef money_base::part part;
1524 typedef moneypunct<_CharT, _Intl> __moneypunct_type;
1525 typedef typename __moneypunct_type::__cache_type __cache_type;
1527 const locale& __loc = __io._M_getloc();
1528 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1530 __use_cache<__cache_type> __uc;
1531 const __cache_type* __lc = __uc(__loc);
1532 const char_type* __lit = __lc->_M_atoms;
1534 // Determine if negative or positive formats are to be used, and
1535 // discard leading negative_sign if it is present.
1536 const char_type* __beg = __digits.data();
1538 money_base::pattern __p;
1539 const char_type* __sign;
1540 size_type __sign_size;
1541 if (*__beg != __lit[money_base::_S_minus])
1543 __p = __lc->_M_pos_format;
1544 __sign = __lc->_M_positive_sign;
1545 __sign_size = __lc->_M_positive_sign_size;
1549 __p = __lc->_M_neg_format;
1550 __sign = __lc->_M_negative_sign;
1551 __sign_size = __lc->_M_negative_sign_size;
1552 if (__digits.size())
1556 // Look for valid numbers in the ctype facet within input digits.
1557 size_type __len = __ctype.scan_not(ctype_base::digit, __beg,
1558 __beg + __digits.size()) - __beg;
1561 // Assume valid input, and attempt to format.
1562 // Break down input numbers into base components, as follows:
1563 // final_value = grouped units + (decimal point) + (digits)
1564 string_type __value;
1565 __value.reserve(2 * __len);
1567 // Add thousands separators to non-decimal digits, per
1569 int __paddec = __len - __lc->_M_frac_digits;
1572 if (__lc->_M_frac_digits < 0)
1574 if (__lc->_M_grouping_size)
1577 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1580 std::__add_grouping(__ws, __lc->_M_thousands_sep,
1582 __lc->_M_grouping_size,
1583 __beg, __beg + __paddec);
1584 __value.assign(__ws, __ws_end - __ws);
1587 __value.assign(__beg, __paddec);
1590 // Deal with decimal point, decimal digits.
1591 if (__lc->_M_frac_digits > 0)
1593 __value += __lc->_M_decimal_point;
1595 __value.append(__beg + __paddec, __lc->_M_frac_digits);
1598 // Have to pad zeros in the decimal position.
1599 __value.append(-__paddec, __lit[money_base::_S_zero]);
1600 __value.append(__beg, __len);
1604 // Calculate length of resulting string.
1605 const ios_base::fmtflags __f = __io.flags()
1606 & ios_base::adjustfield;
1607 __len = __value.size() + __sign_size;
1608 __len += ((__io.flags() & ios_base::showbase)
1609 ? __lc->_M_curr_symbol_size : 0);
1612 __res.reserve(2 * __len);
1614 const size_type __width = static_cast<size_type>(__io.width());
1615 const bool __testipad = (__f == ios_base::internal
1616 && __len < __width);
1617 // Fit formatted digits into the required pattern.
1618 for (int __i = 0; __i < 4; ++__i)
1620 const part __which = static_cast<part>(__p.field[__i]);
1623 case money_base::symbol:
1624 if (__io.flags() & ios_base::showbase)
1625 __res.append(__lc->_M_curr_symbol,
1626 __lc->_M_curr_symbol_size);
1628 case money_base::sign:
1629 // Sign might not exist, or be more than one
1630 // charater long. In that case, add in the rest
1635 case money_base::value:
1638 case money_base::space:
1639 // At least one space is required, but if internal
1640 // formatting is required, an arbitrary number of
1641 // fill spaces will be necessary.
1643 __res.append(__width - __len, __fill);
1647 case money_base::none:
1649 __res.append(__width - __len, __fill);
1654 // Special case of multi-part sign parts.
1655 if (__sign_size > 1)
1656 __res.append(__sign + 1, __sign_size - 1);
1658 // Pad, if still necessary.
1659 __len = __res.size();
1660 if (__width > __len)
1662 if (__f == ios_base::left)
1664 __res.append(__width - __len, __fill);
1667 __res.insert(0, __width - __len, __fill);
1671 // Write resulting, fully-formatted string to output iterator.
1672 __s = std::__write(__s, __res.data(), __len);
1678 template<typename _CharT, typename _OutIter>
1680 money_put<_CharT, _OutIter>::
1681 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1682 long double __units) const
1684 const locale __loc = __io.getloc();
1685 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1686 #ifdef _GLIBCXX_USE_C99
1687 // First try a buffer perhaps big enough.
1689 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1690 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1691 // 328. Bad sprintf format modifier in money_put<>::do_put()
1692 int __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
1694 // If the buffer was not large enough, try again with the correct size.
1695 if (__len >= __cs_size)
1697 __cs_size = __len + 1;
1698 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1699 __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
1703 // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
1704 const int __cs_size = numeric_limits<long double>::max_exponent10 + 3;
1705 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1706 int __len = std::__convert_from_v(__cs, 0, "%.0Lf", __units,
1709 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1711 __ctype.widen(__cs, __cs + __len, __ws);
1712 const string_type __digits(__ws, __len);
1713 return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1714 : _M_insert<false>(__s, __io, __fill, __digits);
1717 template<typename _CharT, typename _OutIter>
1719 money_put<_CharT, _OutIter>::
1720 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1721 const string_type& __digits) const
1722 { return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1723 : _M_insert<false>(__s, __io, __fill, __digits); }
1726 // NB: Not especially useful. Without an ios_base object or some
1727 // kind of locale reference, we are left clawing at the air where
1728 // the side of the mountain used to be...
1729 template<typename _CharT, typename _InIter>
1730 time_base::dateorder
1731 time_get<_CharT, _InIter>::do_date_order() const
1732 { return time_base::no_order; }
1734 // Expand a strftime format string and parse it. E.g., do_get_date() may
1735 // pass %m/%d/%Y => extracted characters.
1736 template<typename _CharT, typename _InIter>
1738 time_get<_CharT, _InIter>::
1739 _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
1740 ios_base::iostate& __err, tm* __tm,
1741 const _CharT* __format) const
1743 const locale& __loc = __io._M_getloc();
1744 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
1745 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1746 const size_t __len = char_traits<_CharT>::length(__format);
1748 for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
1750 if (__ctype.narrow(__format[__i], 0) == '%')
1752 // Verify valid formatting code, attempt to extract.
1753 char __c = __ctype.narrow(__format[++__i], 0);
1755 if (__c == 'E' || __c == 'O')
1756 __c = __ctype.narrow(__format[++__i], 0);
1762 // Abbreviated weekday name [tm_wday]
1763 const char_type* __days1[7];
1764 __tp._M_days_abbreviated(__days1);
1765 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1,
1769 // Weekday name [tm_wday].
1770 const char_type* __days2[7];
1771 __tp._M_days(__days2);
1772 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2,
1777 // Abbreviated month name [tm_mon]
1778 const char_type* __months1[12];
1779 __tp._M_months_abbreviated(__months1);
1780 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1781 __months1, 12, __io, __err);
1784 // Month name [tm_mon].
1785 const char_type* __months2[12];
1786 __tp._M_months(__months2);
1787 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1788 __months2, 12, __io, __err);
1791 // Default time and date representation.
1792 const char_type* __dt[2];
1793 __tp._M_date_time_formats(__dt);
1794 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1798 // Day [01, 31]. [tm_mday]
1799 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
1803 // Day [1, 31], with single digits preceded by
1805 if (__ctype.is(ctype_base::space, *__beg))
1806 __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9,
1809 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31,
1813 // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
1815 __ctype.widen(__cs, __cs + 9, __wcs);
1816 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1820 // Hour [00, 23]. [tm_hour]
1821 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
1825 // Hour [01, 12]. [tm_hour]
1826 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
1830 // Month [01, 12]. [tm_mon]
1831 __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2,
1834 __tm->tm_mon = __mem - 1;
1837 // Minute [00, 59]. [tm_min]
1838 __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
1842 if (__ctype.narrow(*__beg, 0) == '\n')
1845 __err |= ios_base::failbit;
1848 // Equivalent to (%H:%M).
1850 __ctype.widen(__cs, __cs + 6, __wcs);
1851 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1856 __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2,
1860 if (__ctype.narrow(*__beg, 0) == '\t')
1863 __err |= ios_base::failbit;
1866 // Equivalent to (%H:%M:%S).
1868 __ctype.widen(__cs, __cs + 9, __wcs);
1869 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1874 const char_type* __dates[2];
1875 __tp._M_date_formats(__dates);
1876 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1881 const char_type* __times[2];
1882 __tp._M_time_formats(__times);
1883 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1888 // Two digit year. [tm_year]
1889 __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
1893 // Year [1900). [tm_year]
1894 __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4,
1897 __tm->tm_year = __mem - 1900;
1901 if (__ctype.is(ctype_base::upper, *__beg))
1904 __beg = _M_extract_name(__beg, __end, __tmp,
1905 __timepunct_cache<_CharT>::_S_timezones,
1908 // GMT requires special effort.
1909 if (__beg != __end && !__err && __tmp == 0
1910 && (*__beg == __ctype.widen('-')
1911 || *__beg == __ctype.widen('+')))
1913 __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
1915 __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
1920 __err |= ios_base::failbit;
1924 __err |= ios_base::failbit;
1929 // Verify format and input match, extract and discard.
1930 if (__format[__i] == *__beg)
1933 __err |= ios_base::failbit;
1939 template<typename _CharT, typename _InIter>
1941 time_get<_CharT, _InIter>::
1942 _M_extract_num(iter_type __beg, iter_type __end, int& __member,
1943 int __min, int __max, size_t __len,
1944 ios_base& __io, ios_base::iostate& __err) const
1946 const locale& __loc = __io._M_getloc();
1947 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1949 // As-is works for __len = 1, 2, 4, the values actually used.
1950 int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1);
1955 for (; __beg != __end && __i < __len; ++__beg, ++__i)
1957 const char __c = __ctype.narrow(*__beg, '*');
1958 if (__c >= '0' && __c <= '9')
1960 __value = __value * 10 + (__c - '0');
1961 const int __valuec = __value * __mult;
1962 if (__valuec > __max || __valuec + __mult < __min)
1972 __err |= ios_base::failbit;
1977 // All elements in __names are unique.
1978 template<typename _CharT, typename _InIter>
1980 time_get<_CharT, _InIter>::
1981 _M_extract_name(iter_type __beg, iter_type __end, int& __member,
1982 const _CharT** __names, size_t __indexlen,
1983 ios_base& __io, ios_base::iostate& __err) const
1985 typedef char_traits<_CharT> __traits_type;
1986 const locale& __loc = __io._M_getloc();
1987 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1989 int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
1991 size_t __nmatches = 0;
1993 bool __testvalid = true;
1994 const char_type* __name;
1996 // Look for initial matches.
1997 // NB: Some of the locale data is in the form of all lowercase
1998 // names, and some is in the form of initially-capitalized
1999 // names. Look for both.
2002 const char_type __c = *__beg;
2003 for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
2004 if (__c == __names[__i1][0]
2005 || __c == __ctype.toupper(__names[__i1][0]))
2006 __matches[__nmatches++] = __i1;
2009 while (__nmatches > 1)
2011 // Find smallest matching string.
2012 size_t __minlen = __traits_type::length(__names[__matches[0]]);
2013 for (size_t __i2 = 1; __i2 < __nmatches; ++__i2)
2014 __minlen = std::min(__minlen,
2015 __traits_type::length(__names[__matches[__i2]]));
2018 if (__pos < __minlen && __beg != __end)
2019 for (size_t __i3 = 0; __i3 < __nmatches;)
2021 __name = __names[__matches[__i3]];
2022 if (__name[__pos] != *__beg)
2023 __matches[__i3] = __matches[--__nmatches];
2031 if (__nmatches == 1)
2033 // Make sure found name is completely extracted.
2036 __name = __names[__matches[0]];
2037 const size_t __len = __traits_type::length(__name);
2038 while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
2042 __member = __matches[0];
2044 __testvalid = false;
2047 __testvalid = false;
2049 __err |= ios_base::failbit;
2053 template<typename _CharT, typename _InIter>
2055 time_get<_CharT, _InIter>::
2056 do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
2057 ios_base::iostate& __err, tm* __tm) const
2059 const locale& __loc = __io._M_getloc();
2060 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2061 const char_type* __times[2];
2062 __tp._M_time_formats(__times);
2063 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2066 __err |= ios_base::eofbit;
2070 template<typename _CharT, typename _InIter>
2072 time_get<_CharT, _InIter>::
2073 do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
2074 ios_base::iostate& __err, tm* __tm) const
2076 const locale& __loc = __io._M_getloc();
2077 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2078 const char_type* __dates[2];
2079 __tp._M_date_formats(__dates);
2080 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2083 __err |= ios_base::eofbit;
2087 template<typename _CharT, typename _InIter>
2089 time_get<_CharT, _InIter>::
2090 do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
2091 ios_base::iostate& __err, tm* __tm) const
2093 typedef char_traits<_CharT> __traits_type;
2094 const locale& __loc = __io._M_getloc();
2095 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2096 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2097 const char_type* __days[7];
2098 __tp._M_days_abbreviated(__days);
2100 __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err);
2102 // Check to see if non-abbreviated name exists, and extract.
2103 // NB: Assumes both _M_days and _M_days_abbreviated organized in
2104 // exact same order, first to last, such that the resulting
2105 // __days array with the same index points to a day, and that
2106 // day's abbreviated form.
2107 // NB: Also assumes that an abbreviated name is a subset of the name.
2110 size_t __pos = __traits_type::length(__days[__tmpwday]);
2111 __tp._M_days(__days);
2112 const char_type* __name = __days[__tmpwday];
2113 if (__name[__pos] == *__beg)
2115 // Extract the rest of it.
2116 const size_t __len = __traits_type::length(__name);
2117 while (__pos < __len && __beg != __end
2118 && __name[__pos] == *__beg)
2121 __err |= ios_base::failbit;
2124 __tm->tm_wday = __tmpwday;
2127 __err |= ios_base::eofbit;
2131 template<typename _CharT, typename _InIter>
2133 time_get<_CharT, _InIter>::
2134 do_get_monthname(iter_type __beg, iter_type __end,
2135 ios_base& __io, ios_base::iostate& __err, tm* __tm) const
2137 typedef char_traits<_CharT> __traits_type;
2138 const locale& __loc = __io._M_getloc();
2139 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2140 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2141 const char_type* __months[12];
2142 __tp._M_months_abbreviated(__months);
2144 __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12,
2147 // Check to see if non-abbreviated name exists, and extract.
2148 // NB: Assumes both _M_months and _M_months_abbreviated organized in
2149 // exact same order, first to last, such that the resulting
2150 // __months array with the same index points to a month, and that
2151 // month's abbreviated form.
2152 // NB: Also assumes that an abbreviated name is a subset of the name.
2155 size_t __pos = __traits_type::length(__months[__tmpmon]);
2156 __tp._M_months(__months);
2157 const char_type* __name = __months[__tmpmon];
2158 if (__name[__pos] == *__beg)
2160 // Extract the rest of it.
2161 const size_t __len = __traits_type::length(__name);
2162 while (__pos < __len && __beg != __end
2163 && __name[__pos] == *__beg)
2166 __err |= ios_base::failbit;
2169 __tm->tm_mon = __tmpmon;
2173 __err |= ios_base::eofbit;
2177 template<typename _CharT, typename _InIter>
2179 time_get<_CharT, _InIter>::
2180 do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
2181 ios_base::iostate& __err, tm* __tm) const
2183 const locale& __loc = __io._M_getloc();
2184 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2188 for (; __beg != __end && __i < 4; ++__beg, ++__i)
2190 const char __c = __ctype.narrow(*__beg, '*');
2191 if (__c >= '0' && __c <= '9')
2192 __value = __value * 10 + (__c - '0');
2196 if (__i == 2 || __i == 4)
2197 __tm->tm_year = __i == 2 ? __value : __value - 1900;
2199 __err |= ios_base::failbit;
2201 __err |= ios_base::eofbit;
2205 template<typename _CharT, typename _OutIter>
2207 time_put<_CharT, _OutIter>::
2208 put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
2209 const _CharT* __beg, const _CharT* __end) const
2211 const locale& __loc = __io._M_getloc();
2212 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2213 for (; __beg != __end; ++__beg)
2214 if (__ctype.narrow(*__beg, 0) != '%')
2219 else if (++__beg != __end)
2223 const char __c = __ctype.narrow(*__beg, 0);
2224 if (__c != 'E' && __c != 'O')
2226 else if (++__beg != __end)
2229 __format = __ctype.narrow(*__beg, 0);
2233 __s = this->do_put(__s, __io, __fill, __tm, __format, __mod);
2240 template<typename _CharT, typename _OutIter>
2242 time_put<_CharT, _OutIter>::
2243 do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
2244 char __format, char __mod) const
2246 const locale& __loc = __io._M_getloc();
2247 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2248 __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
2250 // NB: This size is arbitrary. Should this be a data member,
2251 // initialized at construction?
2252 const size_t __maxlen = 64;
2254 static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen));
2256 // NB: In IEE 1003.1-200x, and perhaps other locale models, it
2257 // is possible that the format character will be longer than one
2258 // character. Possibilities include 'E' or 'O' followed by a
2259 // format character: if __mod is not the default argument, assume
2260 // it's a valid modifier.
2262 __fmt[0] = __ctype.widen('%');
2265 __fmt[1] = __format;
2266 __fmt[2] = char_type();
2271 __fmt[2] = __format;
2272 __fmt[3] = char_type();
2275 __tp._M_put(__res, __maxlen, __fmt, __tm);
2277 // Write resulting, fully-formatted string to output iterator.
2278 return std::__write(__s, __res, char_traits<char_type>::length(__res));
2282 // Generic version does nothing.
2283 template<typename _CharT>
2285 collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
2288 // Generic version does nothing.
2289 template<typename _CharT>
2291 collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
2294 template<typename _CharT>
2297 do_compare(const _CharT* __lo1, const _CharT* __hi1,
2298 const _CharT* __lo2, const _CharT* __hi2) const
2300 // strcoll assumes zero-terminated strings so we make a copy
2301 // and then put a zero at the end.
2302 const string_type __one(__lo1, __hi1);
2303 const string_type __two(__lo2, __hi2);
2305 const _CharT* __p = __one.c_str();
2306 const _CharT* __pend = __one.data() + __one.length();
2307 const _CharT* __q = __two.c_str();
2308 const _CharT* __qend = __two.data() + __two.length();
2310 // strcoll stops when it sees a nul character so we break
2311 // the strings into zero-terminated substrings and pass those
2315 const int __res = _M_compare(__p, __q);
2319 __p += char_traits<_CharT>::length(__p);
2320 __q += char_traits<_CharT>::length(__q);
2321 if (__p == __pend && __q == __qend)
2323 else if (__p == __pend)
2325 else if (__q == __qend)
2333 template<typename _CharT>
2334 typename collate<_CharT>::string_type
2336 do_transform(const _CharT* __lo, const _CharT* __hi) const
2338 // strxfrm assumes zero-terminated strings so we make a copy
2339 string_type __str(__lo, __hi);
2341 const _CharT* __p = __str.c_str();
2342 const _CharT* __pend = __str.data() + __str.length();
2344 size_t __len = (__hi - __lo) * 2;
2348 // strxfrm stops when it sees a nul character so we break
2349 // the string into zero-terminated substrings and pass those
2353 // First try a buffer perhaps big enough.
2355 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
2356 size_t __res = _M_transform(__c, __p, __len);
2357 // If the buffer was not large enough, try again with the
2362 __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
2364 __res = _M_transform(__c, __p, __res + 1);
2367 __ret.append(__c, __res);
2368 __p += char_traits<_CharT>::length(__p);
2373 __ret.push_back(_CharT());
2377 template<typename _CharT>
2380 do_hash(const _CharT* __lo, const _CharT* __hi) const
2382 unsigned long __val = 0;
2383 for (; __lo < __hi; ++__lo)
2384 __val = *__lo + ((__val << 7) |
2385 (__val >> (numeric_limits<unsigned long>::digits - 7)));
2386 return static_cast<long>(__val);
2389 // Construct correctly padded string, as per 22.2.2.2.2
2391 // __newlen > __oldlen
2392 // __news is allocated for __newlen size
2393 // Used by both num_put and ostream inserters: if __num,
2394 // internal-adjusted objects are padded according to the rules below
2395 // concerning 0[xX] and +-, otherwise, exactly as right-adjusted
2398 // NB: Of the two parameters, _CharT can be deduced from the
2399 // function arguments. The other (_Traits) has to be explicitly specified.
2400 template<typename _CharT, typename _Traits>
2402 __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
2403 _CharT* __news, const _CharT* __olds,
2404 const streamsize __newlen,
2405 const streamsize __oldlen, const bool __num)
2407 const size_t __plen = static_cast<size_t>(__newlen - __oldlen);
2408 const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
2411 if (__adjust == ios_base::left)
2413 _Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen);
2414 _Traits::assign(__news + __oldlen, __plen, __fill);
2419 if (__adjust == ios_base::internal && __num)
2421 // Pad after the sign, if there is one.
2422 // Pad after 0[xX], if there is one.
2423 // Who came up with these rules, anyway? Jeeze.
2424 const locale& __loc = __io._M_getloc();
2425 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2427 const bool __testsign = (__ctype.widen('-') == __olds[0]
2428 || __ctype.widen('+') == __olds[0]);
2429 const bool __testhex = (__ctype.widen('0') == __olds[0]
2431 && (__ctype.widen('x') == __olds[1]
2432 || __ctype.widen('X') == __olds[1]));
2435 __news[0] = __olds[0];
2436 __news[1] = __olds[1];
2440 else if (__testsign)
2442 __news[0] = __olds[0];
2446 // else Padding first.
2448 _Traits::assign(__news, __plen, __fill);
2449 _Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod),
2454 __verify_grouping(const char* __grouping, size_t __grouping_size,
2455 const string& __grouping_tmp)
2457 const size_t __n = __grouping_tmp.size() - 1;
2458 const size_t __min = std::min(__n, size_t(__grouping_size - 1));
2462 // Parsed number groupings have to match the
2463 // numpunct::grouping string exactly, starting at the
2464 // right-most point of the parsed sequence of elements ...
2465 for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
2466 __test = __grouping_tmp[__i] == __grouping[__j];
2467 for (; __i && __test; --__i)
2468 __test = __grouping_tmp[__i] == __grouping[__min];
2469 // ... but the last parsed grouping can be <= numpunct
2471 __test &= __grouping_tmp[0] <= __grouping[__min];
2475 template<typename _CharT>
2477 __add_grouping(_CharT* __s, _CharT __sep,
2478 const char* __gbeg, size_t __gsize,
2479 const _CharT* __first, const _CharT* __last)
2481 if (__last - __first > *__gbeg)
2483 const bool __bump = __gsize != 1;
2484 __s = std::__add_grouping(__s, __sep, __gbeg + __bump,
2485 __gsize - __bump, __first,
2487 __first = __last - *__gbeg;
2491 *__s++ = *__first++;
2492 while (__first != __last);
2496 // Inhibit implicit instantiations for required instantiations,
2497 // which are defined via explicit instantiations elsewhere.
2498 // NB: This syntax is a GNU extension.
2499 #if _GLIBCXX_EXTERN_TEMPLATE
2500 extern template class moneypunct<char, false>;
2501 extern template class moneypunct<char, true>;
2502 extern template class moneypunct_byname<char, false>;
2503 extern template class moneypunct_byname<char, true>;
2504 extern template class money_get<char>;
2505 extern template class money_put<char>;
2506 extern template class numpunct<char>;
2507 extern template class numpunct_byname<char>;
2508 extern template class num_get<char>;
2509 extern template class num_put<char>;
2510 extern template class __timepunct<char>;
2511 extern template class time_put<char>;
2512 extern template class time_put_byname<char>;
2513 extern template class time_get<char>;
2514 extern template class time_get_byname<char>;
2515 extern template class messages<char>;
2516 extern template class messages_byname<char>;
2517 extern template class ctype_byname<char>;
2518 extern template class codecvt_byname<char, char, mbstate_t>;
2519 extern template class collate<char>;
2520 extern template class collate_byname<char>;
2523 const codecvt<char, char, mbstate_t>&
2524 use_facet<codecvt<char, char, mbstate_t> >(const locale&);
2527 const collate<char>&
2528 use_facet<collate<char> >(const locale&);
2531 const numpunct<char>&
2532 use_facet<numpunct<char> >(const locale&);
2535 const num_put<char>&
2536 use_facet<num_put<char> >(const locale&);
2539 const num_get<char>&
2540 use_facet<num_get<char> >(const locale&);
2543 const moneypunct<char, true>&
2544 use_facet<moneypunct<char, true> >(const locale&);
2547 const moneypunct<char, false>&
2548 use_facet<moneypunct<char, false> >(const locale&);
2551 const money_put<char>&
2552 use_facet<money_put<char> >(const locale&);
2555 const money_get<char>&
2556 use_facet<money_get<char> >(const locale&);
2559 const __timepunct<char>&
2560 use_facet<__timepunct<char> >(const locale&);
2563 const time_put<char>&
2564 use_facet<time_put<char> >(const locale&);
2567 const time_get<char>&
2568 use_facet<time_get<char> >(const locale&);
2571 const messages<char>&
2572 use_facet<messages<char> >(const locale&);
2576 has_facet<ctype<char> >(const locale&);
2580 has_facet<codecvt<char, char, mbstate_t> >(const locale&);
2584 has_facet<collate<char> >(const locale&);
2588 has_facet<numpunct<char> >(const locale&);
2592 has_facet<num_put<char> >(const locale&);
2596 has_facet<num_get<char> >(const locale&);
2600 has_facet<moneypunct<char> >(const locale&);
2604 has_facet<money_put<char> >(const locale&);
2608 has_facet<money_get<char> >(const locale&);
2612 has_facet<__timepunct<char> >(const locale&);
2616 has_facet<time_put<char> >(const locale&);
2620 has_facet<time_get<char> >(const locale&);
2624 has_facet<messages<char> >(const locale&);
2626 #ifdef _GLIBCXX_USE_WCHAR_T
2627 extern template class moneypunct<wchar_t, false>;
2628 extern template class moneypunct<wchar_t, true>;
2629 extern template class moneypunct_byname<wchar_t, false>;
2630 extern template class moneypunct_byname<wchar_t, true>;
2631 extern template class money_get<wchar_t>;
2632 extern template class money_put<wchar_t>;
2633 extern template class numpunct<wchar_t>;
2634 extern template class numpunct_byname<wchar_t>;
2635 extern template class num_get<wchar_t>;
2636 extern template class num_put<wchar_t>;
2637 extern template class __timepunct<wchar_t>;
2638 extern template class time_put<wchar_t>;
2639 extern template class time_put_byname<wchar_t>;
2640 extern template class time_get<wchar_t>;
2641 extern template class time_get_byname<wchar_t>;
2642 extern template class messages<wchar_t>;
2643 extern template class messages_byname<wchar_t>;
2644 extern template class ctype_byname<wchar_t>;
2645 extern template class codecvt_byname<wchar_t, char, mbstate_t>;
2646 extern template class collate<wchar_t>;
2647 extern template class collate_byname<wchar_t>;
2650 const codecvt<wchar_t, char, mbstate_t>&
2651 use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
2654 const collate<wchar_t>&
2655 use_facet<collate<wchar_t> >(const locale&);
2658 const numpunct<wchar_t>&
2659 use_facet<numpunct<wchar_t> >(const locale&);
2662 const num_put<wchar_t>&
2663 use_facet<num_put<wchar_t> >(const locale&);
2666 const num_get<wchar_t>&
2667 use_facet<num_get<wchar_t> >(const locale&);
2670 const moneypunct<wchar_t, true>&
2671 use_facet<moneypunct<wchar_t, true> >(const locale&);
2674 const moneypunct<wchar_t, false>&
2675 use_facet<moneypunct<wchar_t, false> >(const locale&);
2678 const money_put<wchar_t>&
2679 use_facet<money_put<wchar_t> >(const locale&);
2682 const money_get<wchar_t>&
2683 use_facet<money_get<wchar_t> >(const locale&);
2686 const __timepunct<wchar_t>&
2687 use_facet<__timepunct<wchar_t> >(const locale&);
2690 const time_put<wchar_t>&
2691 use_facet<time_put<wchar_t> >(const locale&);
2694 const time_get<wchar_t>&
2695 use_facet<time_get<wchar_t> >(const locale&);
2698 const messages<wchar_t>&
2699 use_facet<messages<wchar_t> >(const locale&);
2703 has_facet<ctype<wchar_t> >(const locale&);
2707 has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
2711 has_facet<collate<wchar_t> >(const locale&);
2715 has_facet<numpunct<wchar_t> >(const locale&);
2719 has_facet<num_put<wchar_t> >(const locale&);
2723 has_facet<num_get<wchar_t> >(const locale&);
2727 has_facet<moneypunct<wchar_t> >(const locale&);
2731 has_facet<money_put<wchar_t> >(const locale&);
2735 has_facet<money_get<wchar_t> >(const locale&);
2739 has_facet<__timepunct<wchar_t> >(const locale&);
2743 has_facet<time_put<wchar_t> >(const locale&);
2747 has_facet<time_get<wchar_t> >(const locale&);
2751 has_facet<messages<wchar_t> >(const locale&);