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re PR libstdc++/26970 (-O3 -Wformat=2 complains about floats written to ostream)
[gcc.git] / libstdc++-v3 / include / bits / locale_facets.tcc
1 // Locale support -*- C++ -*-
2
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
4 // Free Software Foundation, Inc.
5 //
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)
10 // any later version.
11
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.
16
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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
20 // USA.
21
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.
30
31 /** @file locale_facets.tcc
32 * This is an internal header file, included by other library headers.
33 * You should not attempt to use it directly.
34 */
35
36 #ifndef _LOCALE_FACETS_TCC
37 #define _LOCALE_FACETS_TCC 1
38
39 #pragma GCC system_header
40
41 #include <limits> // For numeric_limits
42 #include <typeinfo> // For bad_cast.
43 #include <bits/streambuf_iterator.h>
44
45 _GLIBCXX_BEGIN_NAMESPACE(std)
46
47 template<typename _Facet>
48 locale
49 locale::combine(const locale& __other) const
50 {
51 _Impl* __tmp = new _Impl(*_M_impl, 1);
52 try
53 {
54 __tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
55 }
56 catch(...)
57 {
58 __tmp->_M_remove_reference();
59 __throw_exception_again;
60 }
61 return locale(__tmp);
62 }
63
64 template<typename _CharT, typename _Traits, typename _Alloc>
65 bool
66 locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
67 const basic_string<_CharT, _Traits, _Alloc>& __s2) const
68 {
69 typedef std::collate<_CharT> __collate_type;
70 const __collate_type& __collate = use_facet<__collate_type>(*this);
71 return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
72 __s2.data(), __s2.data() + __s2.length()) < 0);
73 }
74
75 /**
76 * @brief Test for the presence of a facet.
77 *
78 * has_facet tests the locale argument for the presence of the facet type
79 * provided as the template parameter. Facets derived from the facet
80 * parameter will also return true.
81 *
82 * @param Facet The facet type to test the presence of.
83 * @param locale The locale to test.
84 * @return true if locale contains a facet of type Facet, else false.
85 */
86 template<typename _Facet>
87 inline bool
88 has_facet(const locale& __loc) throw()
89 {
90 const size_t __i = _Facet::id._M_id();
91 const locale::facet** __facets = __loc._M_impl->_M_facets;
92 return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
93 }
94
95 /**
96 * @brief Return a facet.
97 *
98 * use_facet looks for and returns a reference to a facet of type Facet
99 * where Facet is the template parameter. If has_facet(locale) is true,
100 * there is a suitable facet to return. It throws std::bad_cast if the
101 * locale doesn't contain a facet of type Facet.
102 *
103 * @param Facet The facet type to access.
104 * @param locale The locale to use.
105 * @return Reference to facet of type Facet.
106 * @throw std::bad_cast if locale doesn't contain a facet of type Facet.
107 */
108 template<typename _Facet>
109 inline const _Facet&
110 use_facet(const locale& __loc)
111 {
112 const size_t __i = _Facet::id._M_id();
113 const locale::facet** __facets = __loc._M_impl->_M_facets;
114 if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i]))
115 __throw_bad_cast();
116 return static_cast<const _Facet&>(*__facets[__i]);
117 }
118
119 // Routine to access a cache for the facet. If the cache didn't
120 // exist before, it gets constructed on the fly.
121 template<typename _Facet>
122 struct __use_cache
123 {
124 const _Facet*
125 operator() (const locale& __loc) const;
126 };
127
128 // Specializations.
129 template<typename _CharT>
130 struct __use_cache<__numpunct_cache<_CharT> >
131 {
132 const __numpunct_cache<_CharT>*
133 operator() (const locale& __loc) const
134 {
135 const size_t __i = numpunct<_CharT>::id._M_id();
136 const locale::facet** __caches = __loc._M_impl->_M_caches;
137 if (!__caches[__i])
138 {
139 __numpunct_cache<_CharT>* __tmp = NULL;
140 try
141 {
142 __tmp = new __numpunct_cache<_CharT>;
143 __tmp->_M_cache(__loc);
144 }
145 catch(...)
146 {
147 delete __tmp;
148 __throw_exception_again;
149 }
150 __loc._M_impl->_M_install_cache(__tmp, __i);
151 }
152 return static_cast<const __numpunct_cache<_CharT>*>(__caches[__i]);
153 }
154 };
155
156 template<typename _CharT, bool _Intl>
157 struct __use_cache<__moneypunct_cache<_CharT, _Intl> >
158 {
159 const __moneypunct_cache<_CharT, _Intl>*
160 operator() (const locale& __loc) const
161 {
162 const size_t __i = moneypunct<_CharT, _Intl>::id._M_id();
163 const locale::facet** __caches = __loc._M_impl->_M_caches;
164 if (!__caches[__i])
165 {
166 __moneypunct_cache<_CharT, _Intl>* __tmp = NULL;
167 try
168 {
169 __tmp = new __moneypunct_cache<_CharT, _Intl>;
170 __tmp->_M_cache(__loc);
171 }
172 catch(...)
173 {
174 delete __tmp;
175 __throw_exception_again;
176 }
177 __loc._M_impl->_M_install_cache(__tmp, __i);
178 }
179 return static_cast<
180 const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]);
181 }
182 };
183
184 template<typename _CharT>
185 void
186 __numpunct_cache<_CharT>::_M_cache(const locale& __loc)
187 {
188 _M_allocated = true;
189
190 const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
191
192 _M_grouping_size = __np.grouping().size();
193 char* __grouping = new char[_M_grouping_size];
194 __np.grouping().copy(__grouping, _M_grouping_size);
195 _M_grouping = __grouping;
196 _M_use_grouping = (_M_grouping_size
197 && static_cast<signed char>(__np.grouping()[0]) > 0);
198
199 _M_truename_size = __np.truename().size();
200 _CharT* __truename = new _CharT[_M_truename_size];
201 __np.truename().copy(__truename, _M_truename_size);
202 _M_truename = __truename;
203
204 _M_falsename_size = __np.falsename().size();
205 _CharT* __falsename = new _CharT[_M_falsename_size];
206 __np.falsename().copy(__falsename, _M_falsename_size);
207 _M_falsename = __falsename;
208
209 _M_decimal_point = __np.decimal_point();
210 _M_thousands_sep = __np.thousands_sep();
211
212 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
213 __ct.widen(__num_base::_S_atoms_out,
214 __num_base::_S_atoms_out + __num_base::_S_oend, _M_atoms_out);
215 __ct.widen(__num_base::_S_atoms_in,
216 __num_base::_S_atoms_in + __num_base::_S_iend, _M_atoms_in);
217 }
218
219 template<typename _CharT, bool _Intl>
220 void
221 __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc)
222 {
223 _M_allocated = true;
224
225 const moneypunct<_CharT, _Intl>& __mp =
226 use_facet<moneypunct<_CharT, _Intl> >(__loc);
227
228 _M_grouping_size = __mp.grouping().size();
229 char* __grouping = new char[_M_grouping_size];
230 __mp.grouping().copy(__grouping, _M_grouping_size);
231 _M_grouping = __grouping;
232 _M_use_grouping = (_M_grouping_size
233 && static_cast<signed char>(__mp.grouping()[0]) > 0);
234
235 _M_decimal_point = __mp.decimal_point();
236 _M_thousands_sep = __mp.thousands_sep();
237 _M_frac_digits = __mp.frac_digits();
238
239 _M_curr_symbol_size = __mp.curr_symbol().size();
240 _CharT* __curr_symbol = new _CharT[_M_curr_symbol_size];
241 __mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size);
242 _M_curr_symbol = __curr_symbol;
243
244 _M_positive_sign_size = __mp.positive_sign().size();
245 _CharT* __positive_sign = new _CharT[_M_positive_sign_size];
246 __mp.positive_sign().copy(__positive_sign, _M_positive_sign_size);
247 _M_positive_sign = __positive_sign;
248
249 _M_negative_sign_size = __mp.negative_sign().size();
250 _CharT* __negative_sign = new _CharT[_M_negative_sign_size];
251 __mp.negative_sign().copy(__negative_sign, _M_negative_sign_size);
252 _M_negative_sign = __negative_sign;
253
254 _M_pos_format = __mp.pos_format();
255 _M_neg_format = __mp.neg_format();
256
257 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
258 __ct.widen(money_base::_S_atoms,
259 money_base::_S_atoms + money_base::_S_end, _M_atoms);
260 }
261
262
263 // Used by both numeric and monetary facets.
264 // Check to make sure that the __grouping_tmp string constructed in
265 // money_get or num_get matches the canonical grouping for a given
266 // locale.
267 // __grouping_tmp is parsed L to R
268 // 1,222,444 == __grouping_tmp of "\1\3\3"
269 // __grouping is parsed R to L
270 // 1,222,444 == __grouping of "\3" == "\3\3\3"
271 static bool
272 __verify_grouping(const char* __grouping, size_t __grouping_size,
273 const string& __grouping_tmp);
274
275 _GLIBCXX_BEGIN_LDBL_NAMESPACE
276
277 template<typename _CharT, typename _InIter>
278 _InIter
279 num_get<_CharT, _InIter>::
280 _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
281 ios_base::iostate& __err, string& __xtrc) const
282 {
283 typedef char_traits<_CharT> __traits_type;
284 typedef __numpunct_cache<_CharT> __cache_type;
285 __use_cache<__cache_type> __uc;
286 const locale& __loc = __io._M_getloc();
287 const __cache_type* __lc = __uc(__loc);
288 const _CharT* __lit = __lc->_M_atoms_in;
289 char_type __c = char_type();
290
291 // True if __beg becomes equal to __end.
292 bool __testeof = __beg == __end;
293
294 // First check for sign.
295 if (!__testeof)
296 {
297 __c = *__beg;
298 const bool __plus = __c == __lit[__num_base::_S_iplus];
299 if ((__plus || __c == __lit[__num_base::_S_iminus])
300 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
301 && !(__c == __lc->_M_decimal_point))
302 {
303 __xtrc += __plus ? '+' : '-';
304 if (++__beg != __end)
305 __c = *__beg;
306 else
307 __testeof = true;
308 }
309 }
310
311 // Next, look for leading zeros.
312 bool __found_mantissa = false;
313 int __sep_pos = 0;
314 while (!__testeof)
315 {
316 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
317 || __c == __lc->_M_decimal_point)
318 break;
319 else if (__c == __lit[__num_base::_S_izero])
320 {
321 if (!__found_mantissa)
322 {
323 __xtrc += '0';
324 __found_mantissa = true;
325 }
326 ++__sep_pos;
327
328 if (++__beg != __end)
329 __c = *__beg;
330 else
331 __testeof = true;
332 }
333 else
334 break;
335 }
336
337 // Only need acceptable digits for floating point numbers.
338 bool __found_dec = false;
339 bool __found_sci = false;
340 string __found_grouping;
341 if (__lc->_M_use_grouping)
342 __found_grouping.reserve(32);
343 const char_type* __lit_zero = __lit + __num_base::_S_izero;
344
345 if (!__lc->_M_allocated)
346 // "C" locale
347 while (!__testeof)
348 {
349 const int __digit = _M_find(__lit_zero, 10, __c);
350 if (__digit != -1)
351 {
352 __xtrc += '0' + __digit;
353 __found_mantissa = true;
354 }
355 else if (__c == __lc->_M_decimal_point
356 && !__found_dec && !__found_sci)
357 {
358 __xtrc += '.';
359 __found_dec = true;
360 }
361 else if ((__c == __lit[__num_base::_S_ie]
362 || __c == __lit[__num_base::_S_iE])
363 && !__found_sci && __found_mantissa)
364 {
365 // Scientific notation.
366 __xtrc += 'e';
367 __found_sci = true;
368
369 // Remove optional plus or minus sign, if they exist.
370 if (++__beg != __end)
371 {
372 __c = *__beg;
373 const bool __plus = __c == __lit[__num_base::_S_iplus];
374 if (__plus || __c == __lit[__num_base::_S_iminus])
375 __xtrc += __plus ? '+' : '-';
376 else
377 continue;
378 }
379 else
380 {
381 __testeof = true;
382 break;
383 }
384 }
385 else
386 break;
387
388 if (++__beg != __end)
389 __c = *__beg;
390 else
391 __testeof = true;
392 }
393 else
394 while (!__testeof)
395 {
396 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
397 // and decimal_point.
398 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
399 {
400 if (!__found_dec && !__found_sci)
401 {
402 // NB: Thousands separator at the beginning of a string
403 // is a no-no, as is two consecutive thousands separators.
404 if (__sep_pos)
405 {
406 __found_grouping += static_cast<char>(__sep_pos);
407 __sep_pos = 0;
408 }
409 else
410 {
411 // NB: __convert_to_v will not assign __v and will
412 // set the failbit.
413 __xtrc.clear();
414 break;
415 }
416 }
417 else
418 break;
419 }
420 else if (__c == __lc->_M_decimal_point)
421 {
422 if (!__found_dec && !__found_sci)
423 {
424 // If no grouping chars are seen, no grouping check
425 // is applied. Therefore __found_grouping is adjusted
426 // only if decimal_point comes after some thousands_sep.
427 if (__found_grouping.size())
428 __found_grouping += static_cast<char>(__sep_pos);
429 __xtrc += '.';
430 __found_dec = true;
431 }
432 else
433 break;
434 }
435 else
436 {
437 const char_type* __q =
438 __traits_type::find(__lit_zero, 10, __c);
439 if (__q)
440 {
441 __xtrc += '0' + (__q - __lit_zero);
442 __found_mantissa = true;
443 ++__sep_pos;
444 }
445 else if ((__c == __lit[__num_base::_S_ie]
446 || __c == __lit[__num_base::_S_iE])
447 && !__found_sci && __found_mantissa)
448 {
449 // Scientific notation.
450 if (__found_grouping.size() && !__found_dec)
451 __found_grouping += static_cast<char>(__sep_pos);
452 __xtrc += 'e';
453 __found_sci = true;
454
455 // Remove optional plus or minus sign, if they exist.
456 if (++__beg != __end)
457 {
458 __c = *__beg;
459 const bool __plus = __c == __lit[__num_base::_S_iplus];
460 if ((__plus || __c == __lit[__num_base::_S_iminus])
461 && !(__lc->_M_use_grouping
462 && __c == __lc->_M_thousands_sep)
463 && !(__c == __lc->_M_decimal_point))
464 __xtrc += __plus ? '+' : '-';
465 else
466 continue;
467 }
468 else
469 {
470 __testeof = true;
471 break;
472 }
473 }
474 else
475 break;
476 }
477
478 if (++__beg != __end)
479 __c = *__beg;
480 else
481 __testeof = true;
482 }
483
484 // Digit grouping is checked. If grouping and found_grouping don't
485 // match, then get very very upset, and set failbit.
486 if (__found_grouping.size())
487 {
488 // Add the ending grouping if a decimal or 'e'/'E' wasn't found.
489 if (!__found_dec && !__found_sci)
490 __found_grouping += static_cast<char>(__sep_pos);
491
492 if (!std::__verify_grouping(__lc->_M_grouping,
493 __lc->_M_grouping_size,
494 __found_grouping))
495 __err |= ios_base::failbit;
496 }
497
498 // Finish up.
499 if (__testeof)
500 __err |= ios_base::eofbit;
501 return __beg;
502 }
503
504 _GLIBCXX_END_LDBL_NAMESPACE
505
506 template<typename _ValueT>
507 struct __to_unsigned_type
508 { typedef _ValueT __type; };
509
510 template<>
511 struct __to_unsigned_type<long>
512 { typedef unsigned long __type; };
513
514 #ifdef _GLIBCXX_USE_LONG_LONG
515 template<>
516 struct __to_unsigned_type<long long>
517 { typedef unsigned long long __type; };
518 #endif
519
520 _GLIBCXX_BEGIN_LDBL_NAMESPACE
521
522 template<typename _CharT, typename _InIter>
523 template<typename _ValueT>
524 _InIter
525 num_get<_CharT, _InIter>::
526 _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
527 ios_base::iostate& __err, _ValueT& __v) const
528 {
529 typedef char_traits<_CharT> __traits_type;
530 typedef typename __to_unsigned_type<_ValueT>::__type __unsigned_type;
531 typedef __numpunct_cache<_CharT> __cache_type;
532 __use_cache<__cache_type> __uc;
533 const locale& __loc = __io._M_getloc();
534 const __cache_type* __lc = __uc(__loc);
535 const _CharT* __lit = __lc->_M_atoms_in;
536 char_type __c = char_type();
537
538 // NB: Iff __basefield == 0, __base can change based on contents.
539 const ios_base::fmtflags __basefield = __io.flags()
540 & ios_base::basefield;
541 const bool __oct = __basefield == ios_base::oct;
542 int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10);
543
544 // True if __beg becomes equal to __end.
545 bool __testeof = __beg == __end;
546
547 // First check for sign.
548 bool __negative = false;
549 if (!__testeof)
550 {
551 __c = *__beg;
552 if (numeric_limits<_ValueT>::is_signed)
553 __negative = __c == __lit[__num_base::_S_iminus];
554 if ((__negative || __c == __lit[__num_base::_S_iplus])
555 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
556 && !(__c == __lc->_M_decimal_point))
557 {
558 if (++__beg != __end)
559 __c = *__beg;
560 else
561 __testeof = true;
562 }
563 }
564
565 // Next, look for leading zeros and check required digits
566 // for base formats.
567 bool __found_zero = false;
568 int __sep_pos = 0;
569 while (!__testeof)
570 {
571 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
572 || __c == __lc->_M_decimal_point)
573 break;
574 else if (__c == __lit[__num_base::_S_izero]
575 && (!__found_zero || __base == 10))
576 {
577 __found_zero = true;
578 ++__sep_pos;
579 if (__basefield == 0)
580 __base = 8;
581 if (__base == 8)
582 __sep_pos = 0;
583 }
584 else if (__found_zero
585 && (__c == __lit[__num_base::_S_ix]
586 || __c == __lit[__num_base::_S_iX]))
587 {
588 if (__basefield == 0)
589 __base = 16;
590 if (__base == 16)
591 {
592 __found_zero = false;
593 __sep_pos = 0;
594 }
595 else
596 break;
597 }
598 else
599 break;
600
601 if (++__beg != __end)
602 {
603 __c = *__beg;
604 if (!__found_zero)
605 break;
606 }
607 else
608 __testeof = true;
609 }
610
611 // At this point, base is determined. If not hex, only allow
612 // base digits as valid input.
613 const size_t __len = (__base == 16 ? __num_base::_S_iend
614 - __num_base::_S_izero : __base);
615
616 // Extract.
617 string __found_grouping;
618 if (__lc->_M_use_grouping)
619 __found_grouping.reserve(32);
620 bool __testfail = false;
621 const __unsigned_type __max = __negative ?
622 -numeric_limits<_ValueT>::min() : numeric_limits<_ValueT>::max();
623 const __unsigned_type __smax = __max / __base;
624 __unsigned_type __result = 0;
625 int __digit = 0;
626 const char_type* __lit_zero = __lit + __num_base::_S_izero;
627
628 if (!__lc->_M_allocated)
629 // "C" locale
630 while (!__testeof)
631 {
632 __digit = _M_find(__lit_zero, __len, __c);
633 if (__digit == -1)
634 break;
635
636 if (__result > __smax)
637 __testfail = true;
638 else
639 {
640 __result *= __base;
641 __testfail |= __result > __max - __digit;
642 __result += __digit;
643 ++__sep_pos;
644 }
645
646 if (++__beg != __end)
647 __c = *__beg;
648 else
649 __testeof = true;
650 }
651 else
652 while (!__testeof)
653 {
654 // According to 22.2.2.1.2, p8-9, first look for thousands_sep
655 // and decimal_point.
656 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
657 {
658 // NB: Thousands separator at the beginning of a string
659 // is a no-no, as is two consecutive thousands separators.
660 if (__sep_pos)
661 {
662 __found_grouping += static_cast<char>(__sep_pos);
663 __sep_pos = 0;
664 }
665 else
666 {
667 __testfail = true;
668 break;
669 }
670 }
671 else if (__c == __lc->_M_decimal_point)
672 break;
673 else
674 {
675 const char_type* __q =
676 __traits_type::find(__lit_zero, __len, __c);
677 if (!__q)
678 break;
679
680 __digit = __q - __lit_zero;
681 if (__digit > 15)
682 __digit -= 6;
683 if (__result > __smax)
684 __testfail = true;
685 else
686 {
687 __result *= __base;
688 __testfail |= __result > __max - __digit;
689 __result += __digit;
690 ++__sep_pos;
691 }
692 }
693
694 if (++__beg != __end)
695 __c = *__beg;
696 else
697 __testeof = true;
698 }
699
700 // Digit grouping is checked. If grouping and found_grouping don't
701 // match, then get very very upset, and set failbit.
702 if (__found_grouping.size())
703 {
704 // Add the ending grouping.
705 __found_grouping += static_cast<char>(__sep_pos);
706
707 if (!std::__verify_grouping(__lc->_M_grouping,
708 __lc->_M_grouping_size,
709 __found_grouping))
710 __err |= ios_base::failbit;
711 }
712
713 if (!__testfail && (__sep_pos || __found_zero
714 || __found_grouping.size()))
715 __v = __negative ? -__result : __result;
716 else
717 __err |= ios_base::failbit;
718
719 if (__testeof)
720 __err |= ios_base::eofbit;
721 return __beg;
722 }
723
724 // _GLIBCXX_RESOLVE_LIB_DEFECTS
725 // 17. Bad bool parsing
726 template<typename _CharT, typename _InIter>
727 _InIter
728 num_get<_CharT, _InIter>::
729 do_get(iter_type __beg, iter_type __end, ios_base& __io,
730 ios_base::iostate& __err, bool& __v) const
731 {
732 if (!(__io.flags() & ios_base::boolalpha))
733 {
734 // Parse bool values as long.
735 // NB: We can't just call do_get(long) here, as it might
736 // refer to a derived class.
737 long __l = -1;
738 __beg = _M_extract_int(__beg, __end, __io, __err, __l);
739 if (__l == 0 || __l == 1)
740 __v = __l;
741 else
742 __err |= ios_base::failbit;
743 }
744 else
745 {
746 // Parse bool values as alphanumeric.
747 typedef __numpunct_cache<_CharT> __cache_type;
748 __use_cache<__cache_type> __uc;
749 const locale& __loc = __io._M_getloc();
750 const __cache_type* __lc = __uc(__loc);
751
752 bool __testf = true;
753 bool __testt = true;
754 size_t __n;
755 bool __testeof = __beg == __end;
756 for (__n = 0; !__testeof; ++__n)
757 {
758 const char_type __c = *__beg;
759
760 if (__testf)
761 if (__n < __lc->_M_falsename_size)
762 __testf = __c == __lc->_M_falsename[__n];
763 else
764 break;
765
766 if (__testt)
767 if (__n < __lc->_M_truename_size)
768 __testt = __c == __lc->_M_truename[__n];
769 else
770 break;
771
772 if (!__testf && !__testt)
773 break;
774
775 if (++__beg == __end)
776 __testeof = true;
777 }
778 if (__testf && __n == __lc->_M_falsename_size)
779 __v = 0;
780 else if (__testt && __n == __lc->_M_truename_size)
781 __v = 1;
782 else
783 __err |= ios_base::failbit;
784
785 if (__testeof)
786 __err |= ios_base::eofbit;
787 }
788 return __beg;
789 }
790
791 template<typename _CharT, typename _InIter>
792 _InIter
793 num_get<_CharT, _InIter>::
794 do_get(iter_type __beg, iter_type __end, ios_base& __io,
795 ios_base::iostate& __err, long& __v) const
796 { return _M_extract_int(__beg, __end, __io, __err, __v); }
797
798 template<typename _CharT, typename _InIter>
799 _InIter
800 num_get<_CharT, _InIter>::
801 do_get(iter_type __beg, iter_type __end, ios_base& __io,
802 ios_base::iostate& __err, unsigned short& __v) const
803 { return _M_extract_int(__beg, __end, __io, __err, __v); }
804
805 template<typename _CharT, typename _InIter>
806 _InIter
807 num_get<_CharT, _InIter>::
808 do_get(iter_type __beg, iter_type __end, ios_base& __io,
809 ios_base::iostate& __err, unsigned int& __v) const
810 { return _M_extract_int(__beg, __end, __io, __err, __v); }
811
812 template<typename _CharT, typename _InIter>
813 _InIter
814 num_get<_CharT, _InIter>::
815 do_get(iter_type __beg, iter_type __end, ios_base& __io,
816 ios_base::iostate& __err, unsigned long& __v) const
817 { return _M_extract_int(__beg, __end, __io, __err, __v); }
818
819 #ifdef _GLIBCXX_USE_LONG_LONG
820 template<typename _CharT, typename _InIter>
821 _InIter
822 num_get<_CharT, _InIter>::
823 do_get(iter_type __beg, iter_type __end, ios_base& __io,
824 ios_base::iostate& __err, long long& __v) const
825 { return _M_extract_int(__beg, __end, __io, __err, __v); }
826
827 template<typename _CharT, typename _InIter>
828 _InIter
829 num_get<_CharT, _InIter>::
830 do_get(iter_type __beg, iter_type __end, ios_base& __io,
831 ios_base::iostate& __err, unsigned long long& __v) const
832 { return _M_extract_int(__beg, __end, __io, __err, __v); }
833 #endif
834
835 template<typename _CharT, typename _InIter>
836 _InIter
837 num_get<_CharT, _InIter>::
838 do_get(iter_type __beg, iter_type __end, ios_base& __io,
839 ios_base::iostate& __err, float& __v) const
840 {
841 string __xtrc;
842 __xtrc.reserve(32);
843 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
844 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
845 return __beg;
846 }
847
848 template<typename _CharT, typename _InIter>
849 _InIter
850 num_get<_CharT, _InIter>::
851 do_get(iter_type __beg, iter_type __end, ios_base& __io,
852 ios_base::iostate& __err, double& __v) const
853 {
854 string __xtrc;
855 __xtrc.reserve(32);
856 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
857 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
858 return __beg;
859 }
860
861 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
862 template<typename _CharT, typename _InIter>
863 _InIter
864 num_get<_CharT, _InIter>::
865 __do_get(iter_type __beg, iter_type __end, ios_base& __io,
866 ios_base::iostate& __err, double& __v) const
867 {
868 string __xtrc;
869 __xtrc.reserve(32);
870 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
871 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
872 return __beg;
873 }
874 #endif
875
876 template<typename _CharT, typename _InIter>
877 _InIter
878 num_get<_CharT, _InIter>::
879 do_get(iter_type __beg, iter_type __end, ios_base& __io,
880 ios_base::iostate& __err, long double& __v) const
881 {
882 string __xtrc;
883 __xtrc.reserve(32);
884 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
885 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
886 return __beg;
887 }
888
889 template<typename _CharT, typename _InIter>
890 _InIter
891 num_get<_CharT, _InIter>::
892 do_get(iter_type __beg, iter_type __end, ios_base& __io,
893 ios_base::iostate& __err, void*& __v) const
894 {
895 // Prepare for hex formatted input.
896 typedef ios_base::fmtflags fmtflags;
897 const fmtflags __fmt = __io.flags();
898 __io.flags(__fmt & ~ios_base::basefield | ios_base::hex);
899
900 unsigned long __ul;
901 __beg = _M_extract_int(__beg, __end, __io, __err, __ul);
902
903 // Reset from hex formatted input.
904 __io.flags(__fmt);
905
906 if (!(__err & ios_base::failbit))
907 __v = reinterpret_cast<void*>(__ul);
908 return __beg;
909 }
910
911 // For use by integer and floating-point types after they have been
912 // converted into a char_type string.
913 template<typename _CharT, typename _OutIter>
914 void
915 num_put<_CharT, _OutIter>::
916 _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
917 _CharT* __new, const _CharT* __cs, int& __len) const
918 {
919 // [22.2.2.2.2] Stage 3.
920 // If necessary, pad.
921 __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
922 __w, __len, true);
923 __len = static_cast<int>(__w);
924 }
925
926 _GLIBCXX_END_LDBL_NAMESPACE
927
928 // Forwarding functions to peel signed from unsigned integer types and
929 // either cast or compute the absolute value for the former, depending
930 // on __basefield.
931 template<typename _CharT>
932 inline int
933 __int_to_char(_CharT* __bufend, long __v, const _CharT* __lit,
934 ios_base::fmtflags __flags)
935 {
936 unsigned long __ul = __v;
937 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
938 if (__builtin_expect(__basefield != ios_base::oct
939 && __basefield != ios_base::hex, true))
940 __ul = __v < 0 ? -__v : __ul;
941 return __int_to_char(__bufend, __ul, __lit, __flags, false);
942 }
943
944 template<typename _CharT>
945 inline int
946 __int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit,
947 ios_base::fmtflags __flags)
948 { return __int_to_char(__bufend, __v, __lit, __flags, false); }
949
950 #ifdef _GLIBCXX_USE_LONG_LONG
951 template<typename _CharT>
952 inline int
953 __int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit,
954 ios_base::fmtflags __flags)
955 {
956 unsigned long long __ull = __v;
957 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
958 if (__builtin_expect(__basefield != ios_base::oct
959 && __basefield != ios_base::hex, true))
960 __ull = __v < 0 ? -__v : __ull;
961 return __int_to_char(__bufend, __ull, __lit, __flags, false);
962 }
963
964 template<typename _CharT>
965 inline int
966 __int_to_char(_CharT* __bufend, unsigned long long __v,
967 const _CharT* __lit, ios_base::fmtflags __flags)
968 { return __int_to_char(__bufend, __v, __lit, __flags, false); }
969 #endif
970
971 // N.B. The last argument is currently unused (see libstdc++/20914).
972 template<typename _CharT, typename _ValueT>
973 int
974 __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
975 ios_base::fmtflags __flags, bool)
976 {
977 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
978 _CharT* __buf = __bufend;
979
980 if (__builtin_expect(__basefield != ios_base::oct
981 && __basefield != ios_base::hex, true))
982 {
983 // Decimal.
984 do
985 {
986 *--__buf = __lit[(__v % 10) + __num_base::_S_odigits];
987 __v /= 10;
988 }
989 while (__v != 0);
990 }
991 else if (__basefield == ios_base::oct)
992 {
993 // Octal.
994 do
995 {
996 *--__buf = __lit[(__v & 0x7) + __num_base::_S_odigits];
997 __v >>= 3;
998 }
999 while (__v != 0);
1000 }
1001 else
1002 {
1003 // Hex.
1004 const bool __uppercase = __flags & ios_base::uppercase;
1005 const int __case_offset = __uppercase ? __num_base::_S_oudigits
1006 : __num_base::_S_odigits;
1007 do
1008 {
1009 *--__buf = __lit[(__v & 0xf) + __case_offset];
1010 __v >>= 4;
1011 }
1012 while (__v != 0);
1013 }
1014 return __bufend - __buf;
1015 }
1016
1017 _GLIBCXX_BEGIN_LDBL_NAMESPACE
1018
1019 template<typename _CharT, typename _OutIter>
1020 void
1021 num_put<_CharT, _OutIter>::
1022 _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
1023 ios_base&, _CharT* __new, _CharT* __cs, int& __len) const
1024 {
1025 _CharT* __p = std::__add_grouping(__new, __sep, __grouping,
1026 __grouping_size, __cs, __cs + __len);
1027 __len = __p - __new;
1028 }
1029
1030 template<typename _CharT, typename _OutIter>
1031 template<typename _ValueT>
1032 _OutIter
1033 num_put<_CharT, _OutIter>::
1034 _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
1035 _ValueT __v) const
1036 {
1037 typedef __numpunct_cache<_CharT> __cache_type;
1038 __use_cache<__cache_type> __uc;
1039 const locale& __loc = __io._M_getloc();
1040 const __cache_type* __lc = __uc(__loc);
1041 const _CharT* __lit = __lc->_M_atoms_out;
1042 const ios_base::fmtflags __flags = __io.flags();
1043
1044 // Long enough to hold hex, dec, and octal representations.
1045 const int __ilen = 5 * sizeof(_ValueT);
1046 _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1047 * __ilen));
1048
1049 // [22.2.2.2.2] Stage 1, numeric conversion to character.
1050 // Result is returned right-justified in the buffer.
1051 int __len = __int_to_char(__cs + __ilen, __v, __lit, __flags);
1052 __cs += __ilen - __len;
1053
1054 // Add grouping, if necessary.
1055 if (__lc->_M_use_grouping)
1056 {
1057 // Grouping can add (almost) as many separators as the number
1058 // of digits + space is reserved for numeric base or sign.
1059 _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1060 * (__len + 1)
1061 * 2));
1062 _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
1063 __lc->_M_thousands_sep, __io, __cs2 + 2, __cs, __len);
1064 __cs = __cs2 + 2;
1065 }
1066
1067 // Complete Stage 1, prepend numeric base or sign.
1068 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
1069 if (__builtin_expect(__basefield != ios_base::oct
1070 && __basefield != ios_base::hex, true))
1071 {
1072 // Decimal.
1073 if (__v > 0)
1074 {
1075 if (__flags & ios_base::showpos
1076 && numeric_limits<_ValueT>::is_signed)
1077 *--__cs = __lit[__num_base::_S_oplus], ++__len;
1078 }
1079 else if (__v)
1080 *--__cs = __lit[__num_base::_S_ominus], ++__len;
1081 }
1082 else if (__flags & ios_base::showbase && __v)
1083 {
1084 if (__basefield == ios_base::oct)
1085 *--__cs = __lit[__num_base::_S_odigits], ++__len;
1086 else
1087 {
1088 // 'x' or 'X'
1089 const bool __uppercase = __flags & ios_base::uppercase;
1090 *--__cs = __lit[__num_base::_S_ox + __uppercase];
1091 // '0'
1092 *--__cs = __lit[__num_base::_S_odigits];
1093 __len += 2;
1094 }
1095 }
1096
1097 // Pad.
1098 const streamsize __w = __io.width();
1099 if (__w > static_cast<streamsize>(__len))
1100 {
1101 _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1102 * __w));
1103 _M_pad(__fill, __w, __io, __cs3, __cs, __len);
1104 __cs = __cs3;
1105 }
1106 __io.width(0);
1107
1108 // [22.2.2.2.2] Stage 4.
1109 // Write resulting, fully-formatted string to output iterator.
1110 return std::__write(__s, __cs, __len);
1111 }
1112
1113 template<typename _CharT, typename _OutIter>
1114 void
1115 num_put<_CharT, _OutIter>::
1116 _M_group_float(const char* __grouping, size_t __grouping_size,
1117 _CharT __sep, const _CharT* __p, _CharT* __new,
1118 _CharT* __cs, int& __len) const
1119 {
1120 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1121 // 282. What types does numpunct grouping refer to?
1122 // Add grouping, if necessary.
1123 const int __declen = __p ? __p - __cs : __len;
1124 _CharT* __p2 = std::__add_grouping(__new, __sep, __grouping,
1125 __grouping_size,
1126 __cs, __cs + __declen);
1127
1128 // Tack on decimal part.
1129 int __newlen = __p2 - __new;
1130 if (__p)
1131 {
1132 char_traits<_CharT>::copy(__p2, __p, __len - __declen);
1133 __newlen += __len - __declen;
1134 }
1135 __len = __newlen;
1136 }
1137
1138 // The following code uses vsnprintf (or vsprintf(), when
1139 // _GLIBCXX_USE_C99 is not defined) to convert floating point values
1140 // for insertion into a stream. An optimization would be to replace
1141 // them with code that works directly on a wide buffer and then use
1142 // __pad to do the padding. It would be good to replace them anyway
1143 // to gain back the efficiency that C++ provides by knowing up front
1144 // the type of the values to insert. Also, sprintf is dangerous
1145 // since may lead to accidental buffer overruns. This
1146 // implementation follows the C++ standard fairly directly as
1147 // outlined in 22.2.2.2 [lib.locale.num.put]
1148 template<typename _CharT, typename _OutIter>
1149 template<typename _ValueT>
1150 _OutIter
1151 num_put<_CharT, _OutIter>::
1152 _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
1153 _ValueT __v) const
1154 {
1155 typedef __numpunct_cache<_CharT> __cache_type;
1156 __use_cache<__cache_type> __uc;
1157 const locale& __loc = __io._M_getloc();
1158 const __cache_type* __lc = __uc(__loc);
1159
1160 // Use default precision if out of range.
1161 streamsize __prec = __io.precision();
1162 if (__prec < static_cast<streamsize>(0))
1163 __prec = static_cast<streamsize>(6);
1164
1165 const int __max_digits = numeric_limits<_ValueT>::digits10;
1166
1167 // [22.2.2.2.2] Stage 1, numeric conversion to character.
1168 int __len;
1169 // Long enough for the max format spec.
1170 char __fbuf[16];
1171
1172 #ifdef _GLIBCXX_USE_C99
1173 // First try a buffer perhaps big enough (most probably sufficient
1174 // for non-ios_base::fixed outputs)
1175 int __cs_size = __max_digits * 3;
1176 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1177
1178 __num_base::_S_format_float(__io, __fbuf, __mod);
1179 __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
1180 __fbuf, __prec, __v);
1181
1182 // If the buffer was not large enough, try again with the correct size.
1183 if (__len >= __cs_size)
1184 {
1185 __cs_size = __len + 1;
1186 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1187 __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
1188 __fbuf, __prec, __v);
1189 }
1190 #else
1191 // Consider the possibility of long ios_base::fixed outputs
1192 const bool __fixed = __io.flags() & ios_base::fixed;
1193 const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
1194
1195 // The size of the output string is computed as follows.
1196 // ios_base::fixed outputs may need up to __max_exp + 1 chars
1197 // for the integer part + __prec chars for the fractional part
1198 // + 3 chars for sign, decimal point, '\0'. On the other hand,
1199 // for non-fixed outputs __max_digits * 2 + __prec chars are
1200 // largely sufficient.
1201 const int __cs_size = __fixed ? __max_exp + __prec + 4
1202 : __max_digits * 2 + __prec;
1203 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1204
1205 __num_base::_S_format_float(__io, __fbuf, __mod);
1206 __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, __fbuf,
1207 __prec, __v);
1208 #endif
1209
1210 // [22.2.2.2.2] Stage 2, convert to char_type, using correct
1211 // numpunct.decimal_point() values for '.' and adding grouping.
1212 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1213
1214 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1215 * __len));
1216 __ctype.widen(__cs, __cs + __len, __ws);
1217
1218 // Replace decimal point.
1219 const _CharT __cdec = __ctype.widen('.');
1220 const _CharT __dec = __lc->_M_decimal_point;
1221 const _CharT* __p = char_traits<_CharT>::find(__ws, __len, __cdec);
1222 if (__p)
1223 __ws[__p - __ws] = __dec;
1224
1225 // Add grouping, if necessary.
1226 // N.B. Make sure to not group things like 2e20, i.e., no decimal
1227 // point, scientific notation.
1228 if (__lc->_M_use_grouping
1229 && (__p || __len < 3 || (__cs[1] <= '9' && __cs[2] <= '9'
1230 && __cs[1] >= '0' && __cs[2] >= '0')))
1231 {
1232 // Grouping can add (almost) as many separators as the
1233 // number of digits, but no more.
1234 _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1235 * __len * 2));
1236
1237 streamsize __off = 0;
1238 if (__cs[0] == '-' || __cs[0] == '+')
1239 {
1240 __off = 1;
1241 __ws2[0] = __ws[0];
1242 __len -= 1;
1243 }
1244
1245 _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
1246 __lc->_M_thousands_sep, __p, __ws2 + __off,
1247 __ws + __off, __len);
1248 __len += __off;
1249
1250 __ws = __ws2;
1251 }
1252
1253 // Pad.
1254 const streamsize __w = __io.width();
1255 if (__w > static_cast<streamsize>(__len))
1256 {
1257 _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1258 * __w));
1259 _M_pad(__fill, __w, __io, __ws3, __ws, __len);
1260 __ws = __ws3;
1261 }
1262 __io.width(0);
1263
1264 // [22.2.2.2.2] Stage 4.
1265 // Write resulting, fully-formatted string to output iterator.
1266 return std::__write(__s, __ws, __len);
1267 }
1268
1269 template<typename _CharT, typename _OutIter>
1270 _OutIter
1271 num_put<_CharT, _OutIter>::
1272 do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
1273 {
1274 const ios_base::fmtflags __flags = __io.flags();
1275 if ((__flags & ios_base::boolalpha) == 0)
1276 {
1277 const long __l = __v;
1278 __s = _M_insert_int(__s, __io, __fill, __l);
1279 }
1280 else
1281 {
1282 typedef __numpunct_cache<_CharT> __cache_type;
1283 __use_cache<__cache_type> __uc;
1284 const locale& __loc = __io._M_getloc();
1285 const __cache_type* __lc = __uc(__loc);
1286
1287 const _CharT* __name = __v ? __lc->_M_truename
1288 : __lc->_M_falsename;
1289 int __len = __v ? __lc->_M_truename_size
1290 : __lc->_M_falsename_size;
1291
1292 const streamsize __w = __io.width();
1293 if (__w > static_cast<streamsize>(__len))
1294 {
1295 _CharT* __cs
1296 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1297 * __w));
1298 _M_pad(__fill, __w, __io, __cs, __name, __len);
1299 __name = __cs;
1300 }
1301 __io.width(0);
1302 __s = std::__write(__s, __name, __len);
1303 }
1304 return __s;
1305 }
1306
1307 template<typename _CharT, typename _OutIter>
1308 _OutIter
1309 num_put<_CharT, _OutIter>::
1310 do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
1311 { return _M_insert_int(__s, __io, __fill, __v); }
1312
1313 template<typename _CharT, typename _OutIter>
1314 _OutIter
1315 num_put<_CharT, _OutIter>::
1316 do_put(iter_type __s, ios_base& __io, char_type __fill,
1317 unsigned long __v) const
1318 { return _M_insert_int(__s, __io, __fill, __v); }
1319
1320 #ifdef _GLIBCXX_USE_LONG_LONG
1321 template<typename _CharT, typename _OutIter>
1322 _OutIter
1323 num_put<_CharT, _OutIter>::
1324 do_put(iter_type __s, ios_base& __io, char_type __fill, long long __v) const
1325 { return _M_insert_int(__s, __io, __fill, __v); }
1326
1327 template<typename _CharT, typename _OutIter>
1328 _OutIter
1329 num_put<_CharT, _OutIter>::
1330 do_put(iter_type __s, ios_base& __io, char_type __fill,
1331 unsigned long long __v) const
1332 { return _M_insert_int(__s, __io, __fill, __v); }
1333 #endif
1334
1335 template<typename _CharT, typename _OutIter>
1336 _OutIter
1337 num_put<_CharT, _OutIter>::
1338 do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
1339 { return _M_insert_float(__s, __io, __fill, char(), __v); }
1340
1341 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
1342 template<typename _CharT, typename _OutIter>
1343 _OutIter
1344 num_put<_CharT, _OutIter>::
1345 __do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
1346 { return _M_insert_float(__s, __io, __fill, char(), __v); }
1347 #endif
1348
1349 template<typename _CharT, typename _OutIter>
1350 _OutIter
1351 num_put<_CharT, _OutIter>::
1352 do_put(iter_type __s, ios_base& __io, char_type __fill,
1353 long double __v) const
1354 { return _M_insert_float(__s, __io, __fill, 'L', __v); }
1355
1356 template<typename _CharT, typename _OutIter>
1357 _OutIter
1358 num_put<_CharT, _OutIter>::
1359 do_put(iter_type __s, ios_base& __io, char_type __fill,
1360 const void* __v) const
1361 {
1362 const ios_base::fmtflags __flags = __io.flags();
1363 const ios_base::fmtflags __fmt = ~(ios_base::basefield
1364 | ios_base::uppercase
1365 | ios_base::internal);
1366 __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
1367
1368 __s = _M_insert_int(__s, __io, __fill,
1369 reinterpret_cast<unsigned long>(__v));
1370 __io.flags(__flags);
1371 return __s;
1372 }
1373
1374 template<typename _CharT, typename _InIter>
1375 template<bool _Intl>
1376 _InIter
1377 money_get<_CharT, _InIter>::
1378 _M_extract(iter_type __beg, iter_type __end, ios_base& __io,
1379 ios_base::iostate& __err, string& __units) const
1380 {
1381 typedef char_traits<_CharT> __traits_type;
1382 typedef typename string_type::size_type size_type;
1383 typedef money_base::part part;
1384 typedef __moneypunct_cache<_CharT, _Intl> __cache_type;
1385
1386 const locale& __loc = __io._M_getloc();
1387 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1388
1389 __use_cache<__cache_type> __uc;
1390 const __cache_type* __lc = __uc(__loc);
1391 const char_type* __lit = __lc->_M_atoms;
1392
1393 // Deduced sign.
1394 bool __negative = false;
1395 // Sign size.
1396 size_type __sign_size = 0;
1397 // True if sign is mandatory.
1398 const bool __mandatory_sign = (__lc->_M_positive_sign_size
1399 && __lc->_M_negative_sign_size);
1400 // String of grouping info from thousands_sep plucked from __units.
1401 string __grouping_tmp;
1402 if (__lc->_M_use_grouping)
1403 __grouping_tmp.reserve(32);
1404 // Last position before the decimal point.
1405 int __last_pos = 0;
1406 // Separator positions, then, possibly, fractional digits.
1407 int __n = 0;
1408 // If input iterator is in a valid state.
1409 bool __testvalid = true;
1410 // Flag marking when a decimal point is found.
1411 bool __testdecfound = false;
1412
1413 // The tentative returned string is stored here.
1414 string __res;
1415 __res.reserve(32);
1416
1417 const char_type* __lit_zero = __lit + money_base::_S_zero;
1418 const money_base::pattern __p = __lc->_M_neg_format;
1419 for (int __i = 0; __i < 4 && __testvalid; ++__i)
1420 {
1421 const part __which = static_cast<part>(__p.field[__i]);
1422 switch (__which)
1423 {
1424 case money_base::symbol:
1425 // According to 22.2.6.1.2, p2, symbol is required
1426 // if (__io.flags() & ios_base::showbase), otherwise
1427 // is optional and consumed only if other characters
1428 // are needed to complete the format.
1429 if (__io.flags() & ios_base::showbase || __sign_size > 1
1430 || __i == 0
1431 || (__i == 1 && (__mandatory_sign
1432 || (static_cast<part>(__p.field[0])
1433 == money_base::sign)
1434 || (static_cast<part>(__p.field[2])
1435 == money_base::space)))
1436 || (__i == 2 && ((static_cast<part>(__p.field[3])
1437 == money_base::value)
1438 || __mandatory_sign
1439 && (static_cast<part>(__p.field[3])
1440 == money_base::sign))))
1441 {
1442 const size_type __len = __lc->_M_curr_symbol_size;
1443 size_type __j = 0;
1444 for (; __beg != __end && __j < __len
1445 && *__beg == __lc->_M_curr_symbol[__j];
1446 ++__beg, ++__j);
1447 if (__j != __len
1448 && (__j || __io.flags() & ios_base::showbase))
1449 __testvalid = false;
1450 }
1451 break;
1452 case money_base::sign:
1453 // Sign might not exist, or be more than one character long.
1454 if (__lc->_M_positive_sign_size && __beg != __end
1455 && *__beg == __lc->_M_positive_sign[0])
1456 {
1457 __sign_size = __lc->_M_positive_sign_size;
1458 ++__beg;
1459 }
1460 else if (__lc->_M_negative_sign_size && __beg != __end
1461 && *__beg == __lc->_M_negative_sign[0])
1462 {
1463 __negative = true;
1464 __sign_size = __lc->_M_negative_sign_size;
1465 ++__beg;
1466 }
1467 else if (__lc->_M_positive_sign_size
1468 && !__lc->_M_negative_sign_size)
1469 // "... if no sign is detected, the result is given the sign
1470 // that corresponds to the source of the empty string"
1471 __negative = true;
1472 else if (__mandatory_sign)
1473 __testvalid = false;
1474 break;
1475 case money_base::value:
1476 // Extract digits, remove and stash away the
1477 // grouping of found thousands separators.
1478 for (; __beg != __end; ++__beg)
1479 {
1480 const char_type __c = *__beg;
1481 const char_type* __q = __traits_type::find(__lit_zero,
1482 10, __c);
1483 if (__q != 0)
1484 {
1485 __res += money_base::_S_atoms[__q - __lit];
1486 ++__n;
1487 }
1488 else if (__c == __lc->_M_decimal_point
1489 && !__testdecfound)
1490 {
1491 __last_pos = __n;
1492 __n = 0;
1493 __testdecfound = true;
1494 }
1495 else if (__lc->_M_use_grouping
1496 && __c == __lc->_M_thousands_sep
1497 && !__testdecfound)
1498 {
1499 if (__n)
1500 {
1501 // Mark position for later analysis.
1502 __grouping_tmp += static_cast<char>(__n);
1503 __n = 0;
1504 }
1505 else
1506 {
1507 __testvalid = false;
1508 break;
1509 }
1510 }
1511 else
1512 break;
1513 }
1514 if (__res.empty())
1515 __testvalid = false;
1516 break;
1517 case money_base::space:
1518 // At least one space is required.
1519 if (__beg != __end && __ctype.is(ctype_base::space, *__beg))
1520 ++__beg;
1521 else
1522 __testvalid = false;
1523 case money_base::none:
1524 // Only if not at the end of the pattern.
1525 if (__i != 3)
1526 for (; __beg != __end
1527 && __ctype.is(ctype_base::space, *__beg); ++__beg);
1528 break;
1529 }
1530 }
1531
1532 // Need to get the rest of the sign characters, if they exist.
1533 if (__sign_size > 1 && __testvalid)
1534 {
1535 const char_type* __sign = __negative ? __lc->_M_negative_sign
1536 : __lc->_M_positive_sign;
1537 size_type __i = 1;
1538 for (; __beg != __end && __i < __sign_size
1539 && *__beg == __sign[__i]; ++__beg, ++__i);
1540
1541 if (__i != __sign_size)
1542 __testvalid = false;
1543 }
1544
1545 if (__testvalid)
1546 {
1547 // Strip leading zeros.
1548 if (__res.size() > 1)
1549 {
1550 const size_type __first = __res.find_first_not_of('0');
1551 const bool __only_zeros = __first == string::npos;
1552 if (__first)
1553 __res.erase(0, __only_zeros ? __res.size() - 1 : __first);
1554 }
1555
1556 // 22.2.6.1.2, p4
1557 if (__negative && __res[0] != '0')
1558 __res.insert(__res.begin(), '-');
1559
1560 // Test for grouping fidelity.
1561 if (__grouping_tmp.size())
1562 {
1563 // Add the ending grouping.
1564 __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos
1565 : __n);
1566 if (!std::__verify_grouping(__lc->_M_grouping,
1567 __lc->_M_grouping_size,
1568 __grouping_tmp))
1569 __err |= ios_base::failbit;
1570 }
1571
1572 // Iff not enough digits were supplied after the decimal-point.
1573 if (__testdecfound && __lc->_M_frac_digits > 0
1574 && __n != __lc->_M_frac_digits)
1575 __testvalid = false;
1576 }
1577
1578 // Iff valid sequence is not recognized.
1579 if (!__testvalid)
1580 __err |= ios_base::failbit;
1581 else
1582 __units.swap(__res);
1583
1584 // Iff no more characters are available.
1585 if (__beg == __end)
1586 __err |= ios_base::eofbit;
1587 return __beg;
1588 }
1589
1590 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
1591 template<typename _CharT, typename _InIter>
1592 _InIter
1593 money_get<_CharT, _InIter>::
1594 __do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1595 ios_base::iostate& __err, double& __units) const
1596 {
1597 string __str;
1598 if (__intl)
1599 __beg = _M_extract<true>(__beg, __end, __io, __err, __str);
1600 else
1601 __beg = _M_extract<false>(__beg, __end, __io, __err, __str);
1602 std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
1603 return __beg;
1604 }
1605 #endif
1606
1607 template<typename _CharT, typename _InIter>
1608 _InIter
1609 money_get<_CharT, _InIter>::
1610 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1611 ios_base::iostate& __err, long double& __units) const
1612 {
1613 string __str;
1614 if (__intl)
1615 __beg = _M_extract<true>(__beg, __end, __io, __err, __str);
1616 else
1617 __beg = _M_extract<false>(__beg, __end, __io, __err, __str);
1618 std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
1619 return __beg;
1620 }
1621
1622 template<typename _CharT, typename _InIter>
1623 _InIter
1624 money_get<_CharT, _InIter>::
1625 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
1626 ios_base::iostate& __err, string_type& __units) const
1627 {
1628 typedef typename string::size_type size_type;
1629
1630 const locale& __loc = __io._M_getloc();
1631 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1632
1633 string __str;
1634 const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io,
1635 __err, __str)
1636 : _M_extract<false>(__beg, __end, __io,
1637 __err, __str);
1638 const size_type __len = __str.size();
1639 if (__len)
1640 {
1641 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1642 * __len));
1643 __ctype.widen(__str.data(), __str.data() + __len, __ws);
1644 __units.assign(__ws, __len);
1645 }
1646
1647 return __ret;
1648 }
1649
1650 template<typename _CharT, typename _OutIter>
1651 template<bool _Intl>
1652 _OutIter
1653 money_put<_CharT, _OutIter>::
1654 _M_insert(iter_type __s, ios_base& __io, char_type __fill,
1655 const string_type& __digits) const
1656 {
1657 typedef typename string_type::size_type size_type;
1658 typedef money_base::part part;
1659 typedef __moneypunct_cache<_CharT, _Intl> __cache_type;
1660
1661 const locale& __loc = __io._M_getloc();
1662 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1663
1664 __use_cache<__cache_type> __uc;
1665 const __cache_type* __lc = __uc(__loc);
1666 const char_type* __lit = __lc->_M_atoms;
1667
1668 // Determine if negative or positive formats are to be used, and
1669 // discard leading negative_sign if it is present.
1670 const char_type* __beg = __digits.data();
1671
1672 money_base::pattern __p;
1673 const char_type* __sign;
1674 size_type __sign_size;
1675 if (!(*__beg == __lit[money_base::_S_minus]))
1676 {
1677 __p = __lc->_M_pos_format;
1678 __sign = __lc->_M_positive_sign;
1679 __sign_size = __lc->_M_positive_sign_size;
1680 }
1681 else
1682 {
1683 __p = __lc->_M_neg_format;
1684 __sign = __lc->_M_negative_sign;
1685 __sign_size = __lc->_M_negative_sign_size;
1686 if (__digits.size())
1687 ++__beg;
1688 }
1689
1690 // Look for valid numbers in the ctype facet within input digits.
1691 size_type __len = __ctype.scan_not(ctype_base::digit, __beg,
1692 __beg + __digits.size()) - __beg;
1693 if (__len)
1694 {
1695 // Assume valid input, and attempt to format.
1696 // Break down input numbers into base components, as follows:
1697 // final_value = grouped units + (decimal point) + (digits)
1698 string_type __value;
1699 __value.reserve(2 * __len);
1700
1701 // Add thousands separators to non-decimal digits, per
1702 // grouping rules.
1703 int __paddec = __len - __lc->_M_frac_digits;
1704 if (__paddec > 0)
1705 {
1706 if (__lc->_M_frac_digits < 0)
1707 __paddec = __len;
1708 if (__lc->_M_grouping_size)
1709 {
1710 _CharT* __ws =
1711 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1712 * 2 * __len));
1713 _CharT* __ws_end =
1714 std::__add_grouping(__ws, __lc->_M_thousands_sep,
1715 __lc->_M_grouping,
1716 __lc->_M_grouping_size,
1717 __beg, __beg + __paddec);
1718 __value.assign(__ws, __ws_end - __ws);
1719 }
1720 else
1721 __value.assign(__beg, __paddec);
1722 }
1723
1724 // Deal with decimal point, decimal digits.
1725 if (__lc->_M_frac_digits > 0)
1726 {
1727 __value += __lc->_M_decimal_point;
1728 if (__paddec >= 0)
1729 __value.append(__beg + __paddec, __lc->_M_frac_digits);
1730 else
1731 {
1732 // Have to pad zeros in the decimal position.
1733 __value.append(-__paddec, __lit[money_base::_S_zero]);
1734 __value.append(__beg, __len);
1735 }
1736 }
1737
1738 // Calculate length of resulting string.
1739 const ios_base::fmtflags __f = __io.flags()
1740 & ios_base::adjustfield;
1741 __len = __value.size() + __sign_size;
1742 __len += ((__io.flags() & ios_base::showbase)
1743 ? __lc->_M_curr_symbol_size : 0);
1744
1745 string_type __res;
1746 __res.reserve(2 * __len);
1747
1748 const size_type __width = static_cast<size_type>(__io.width());
1749 const bool __testipad = (__f == ios_base::internal
1750 && __len < __width);
1751 // Fit formatted digits into the required pattern.
1752 for (int __i = 0; __i < 4; ++__i)
1753 {
1754 const part __which = static_cast<part>(__p.field[__i]);
1755 switch (__which)
1756 {
1757 case money_base::symbol:
1758 if (__io.flags() & ios_base::showbase)
1759 __res.append(__lc->_M_curr_symbol,
1760 __lc->_M_curr_symbol_size);
1761 break;
1762 case money_base::sign:
1763 // Sign might not exist, or be more than one
1764 // charater long. In that case, add in the rest
1765 // below.
1766 if (__sign_size)
1767 __res += __sign[0];
1768 break;
1769 case money_base::value:
1770 __res += __value;
1771 break;
1772 case money_base::space:
1773 // At least one space is required, but if internal
1774 // formatting is required, an arbitrary number of
1775 // fill spaces will be necessary.
1776 if (__testipad)
1777 __res.append(__width - __len, __fill);
1778 else
1779 __res += __fill;
1780 break;
1781 case money_base::none:
1782 if (__testipad)
1783 __res.append(__width - __len, __fill);
1784 break;
1785 }
1786 }
1787
1788 // Special case of multi-part sign parts.
1789 if (__sign_size > 1)
1790 __res.append(__sign + 1, __sign_size - 1);
1791
1792 // Pad, if still necessary.
1793 __len = __res.size();
1794 if (__width > __len)
1795 {
1796 if (__f == ios_base::left)
1797 // After.
1798 __res.append(__width - __len, __fill);
1799 else
1800 // Before.
1801 __res.insert(0, __width - __len, __fill);
1802 __len = __width;
1803 }
1804
1805 // Write resulting, fully-formatted string to output iterator.
1806 __s = std::__write(__s, __res.data(), __len);
1807 }
1808 __io.width(0);
1809 return __s;
1810 }
1811
1812 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
1813 template<typename _CharT, typename _OutIter>
1814 _OutIter
1815 money_put<_CharT, _OutIter>::
1816 __do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1817 double __units) const
1818 {
1819 return this->do_put(__s, __intl, __io, __fill, (long double) __units);
1820 }
1821 #endif
1822
1823 template<typename _CharT, typename _OutIter>
1824 _OutIter
1825 money_put<_CharT, _OutIter>::
1826 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1827 long double __units) const
1828 {
1829 const locale __loc = __io.getloc();
1830 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1831 #ifdef _GLIBCXX_USE_C99
1832 // First try a buffer perhaps big enough.
1833 int __cs_size = 64;
1834 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1835 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1836 // 328. Bad sprintf format modifier in money_put<>::do_put()
1837 int __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
1838 "%.*Lf", 0, __units);
1839 // If the buffer was not large enough, try again with the correct size.
1840 if (__len >= __cs_size)
1841 {
1842 __cs_size = __len + 1;
1843 __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1844 __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
1845 "%.*Lf", 0, __units);
1846 }
1847 #else
1848 // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
1849 const int __cs_size = numeric_limits<long double>::max_exponent10 + 3;
1850 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
1851 int __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, "%.*Lf",
1852 0, __units);
1853 #endif
1854 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
1855 * __cs_size));
1856 __ctype.widen(__cs, __cs + __len, __ws);
1857 const string_type __digits(__ws, __len);
1858 return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1859 : _M_insert<false>(__s, __io, __fill, __digits);
1860 }
1861
1862 template<typename _CharT, typename _OutIter>
1863 _OutIter
1864 money_put<_CharT, _OutIter>::
1865 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
1866 const string_type& __digits) const
1867 { return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
1868 : _M_insert<false>(__s, __io, __fill, __digits); }
1869
1870 _GLIBCXX_END_LDBL_NAMESPACE
1871
1872 // NB: Not especially useful. Without an ios_base object or some
1873 // kind of locale reference, we are left clawing at the air where
1874 // the side of the mountain used to be...
1875 template<typename _CharT, typename _InIter>
1876 time_base::dateorder
1877 time_get<_CharT, _InIter>::do_date_order() const
1878 { return time_base::no_order; }
1879
1880 // Expand a strftime format string and parse it. E.g., do_get_date() may
1881 // pass %m/%d/%Y => extracted characters.
1882 template<typename _CharT, typename _InIter>
1883 _InIter
1884 time_get<_CharT, _InIter>::
1885 _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
1886 ios_base::iostate& __err, tm* __tm,
1887 const _CharT* __format) const
1888 {
1889 const locale& __loc = __io._M_getloc();
1890 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
1891 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
1892 const size_t __len = char_traits<_CharT>::length(__format);
1893
1894 for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
1895 {
1896 if (__ctype.narrow(__format[__i], 0) == '%')
1897 {
1898 // Verify valid formatting code, attempt to extract.
1899 char __c = __ctype.narrow(__format[++__i], 0);
1900 int __mem = 0;
1901 if (__c == 'E' || __c == 'O')
1902 __c = __ctype.narrow(__format[++__i], 0);
1903 switch (__c)
1904 {
1905 const char* __cs;
1906 _CharT __wcs[10];
1907 case 'a':
1908 // Abbreviated weekday name [tm_wday]
1909 const char_type* __days1[7];
1910 __tp._M_days_abbreviated(__days1);
1911 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1,
1912 7, __io, __err);
1913 break;
1914 case 'A':
1915 // Weekday name [tm_wday].
1916 const char_type* __days2[7];
1917 __tp._M_days(__days2);
1918 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2,
1919 7, __io, __err);
1920 break;
1921 case 'h':
1922 case 'b':
1923 // Abbreviated month name [tm_mon]
1924 const char_type* __months1[12];
1925 __tp._M_months_abbreviated(__months1);
1926 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1927 __months1, 12, __io, __err);
1928 break;
1929 case 'B':
1930 // Month name [tm_mon].
1931 const char_type* __months2[12];
1932 __tp._M_months(__months2);
1933 __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
1934 __months2, 12, __io, __err);
1935 break;
1936 case 'c':
1937 // Default time and date representation.
1938 const char_type* __dt[2];
1939 __tp._M_date_time_formats(__dt);
1940 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1941 __tm, __dt[0]);
1942 break;
1943 case 'd':
1944 // Day [01, 31]. [tm_mday]
1945 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
1946 __io, __err);
1947 break;
1948 case 'e':
1949 // Day [1, 31], with single digits preceded by
1950 // space. [tm_mday]
1951 if (__ctype.is(ctype_base::space, *__beg))
1952 __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9,
1953 1, __io, __err);
1954 else
1955 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31,
1956 2, __io, __err);
1957 break;
1958 case 'D':
1959 // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
1960 __cs = "%m/%d/%y";
1961 __ctype.widen(__cs, __cs + 9, __wcs);
1962 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1963 __tm, __wcs);
1964 break;
1965 case 'H':
1966 // Hour [00, 23]. [tm_hour]
1967 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
1968 __io, __err);
1969 break;
1970 case 'I':
1971 // Hour [01, 12]. [tm_hour]
1972 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
1973 __io, __err);
1974 break;
1975 case 'm':
1976 // Month [01, 12]. [tm_mon]
1977 __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2,
1978 __io, __err);
1979 if (!__err)
1980 __tm->tm_mon = __mem - 1;
1981 break;
1982 case 'M':
1983 // Minute [00, 59]. [tm_min]
1984 __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
1985 __io, __err);
1986 break;
1987 case 'n':
1988 if (__ctype.narrow(*__beg, 0) == '\n')
1989 ++__beg;
1990 else
1991 __err |= ios_base::failbit;
1992 break;
1993 case 'R':
1994 // Equivalent to (%H:%M).
1995 __cs = "%H:%M";
1996 __ctype.widen(__cs, __cs + 6, __wcs);
1997 __beg = _M_extract_via_format(__beg, __end, __io, __err,
1998 __tm, __wcs);
1999 break;
2000 case 'S':
2001 // Seconds. [tm_sec]
2002 // [00, 60] in C99 (one leap-second), [00, 61] in C89.
2003 #ifdef _GLIBCXX_USE_C99
2004 __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 60, 2,
2005 #else
2006 __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 61, 2,
2007 #endif
2008 __io, __err);
2009 break;
2010 case 't':
2011 if (__ctype.narrow(*__beg, 0) == '\t')
2012 ++__beg;
2013 else
2014 __err |= ios_base::failbit;
2015 break;
2016 case 'T':
2017 // Equivalent to (%H:%M:%S).
2018 __cs = "%H:%M:%S";
2019 __ctype.widen(__cs, __cs + 9, __wcs);
2020 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2021 __tm, __wcs);
2022 break;
2023 case 'x':
2024 // Locale's date.
2025 const char_type* __dates[2];
2026 __tp._M_date_formats(__dates);
2027 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2028 __tm, __dates[0]);
2029 break;
2030 case 'X':
2031 // Locale's time.
2032 const char_type* __times[2];
2033 __tp._M_time_formats(__times);
2034 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2035 __tm, __times[0]);
2036 break;
2037 case 'y':
2038 case 'C': // C99
2039 // Two digit year. [tm_year]
2040 __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
2041 __io, __err);
2042 break;
2043 case 'Y':
2044 // Year [1900). [tm_year]
2045 __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4,
2046 __io, __err);
2047 if (!__err)
2048 __tm->tm_year = __mem - 1900;
2049 break;
2050 case 'Z':
2051 // Timezone info.
2052 if (__ctype.is(ctype_base::upper, *__beg))
2053 {
2054 int __tmp;
2055 __beg = _M_extract_name(__beg, __end, __tmp,
2056 __timepunct_cache<_CharT>::_S_timezones,
2057 14, __io, __err);
2058
2059 // GMT requires special effort.
2060 if (__beg != __end && !__err && __tmp == 0
2061 && (*__beg == __ctype.widen('-')
2062 || *__beg == __ctype.widen('+')))
2063 {
2064 __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
2065 __io, __err);
2066 __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
2067 __io, __err);
2068 }
2069 }
2070 else
2071 __err |= ios_base::failbit;
2072 break;
2073 default:
2074 // Not recognized.
2075 __err |= ios_base::failbit;
2076 }
2077 }
2078 else
2079 {
2080 // Verify format and input match, extract and discard.
2081 if (__format[__i] == *__beg)
2082 ++__beg;
2083 else
2084 __err |= ios_base::failbit;
2085 }
2086 }
2087 return __beg;
2088 }
2089
2090 template<typename _CharT, typename _InIter>
2091 _InIter
2092 time_get<_CharT, _InIter>::
2093 _M_extract_num(iter_type __beg, iter_type __end, int& __member,
2094 int __min, int __max, size_t __len,
2095 ios_base& __io, ios_base::iostate& __err) const
2096 {
2097 const locale& __loc = __io._M_getloc();
2098 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2099
2100 // As-is works for __len = 1, 2, 4, the values actually used.
2101 int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1);
2102
2103 ++__min;
2104 size_t __i = 0;
2105 int __value = 0;
2106 for (; __beg != __end && __i < __len; ++__beg, ++__i)
2107 {
2108 const char __c = __ctype.narrow(*__beg, '*');
2109 if (__c >= '0' && __c <= '9')
2110 {
2111 __value = __value * 10 + (__c - '0');
2112 const int __valuec = __value * __mult;
2113 if (__valuec > __max || __valuec + __mult < __min)
2114 break;
2115 __mult /= 10;
2116 }
2117 else
2118 break;
2119 }
2120 if (__i == __len)
2121 __member = __value;
2122 else
2123 __err |= ios_base::failbit;
2124 return __beg;
2125 }
2126
2127 // Assumptions:
2128 // All elements in __names are unique.
2129 template<typename _CharT, typename _InIter>
2130 _InIter
2131 time_get<_CharT, _InIter>::
2132 _M_extract_name(iter_type __beg, iter_type __end, int& __member,
2133 const _CharT** __names, size_t __indexlen,
2134 ios_base& __io, ios_base::iostate& __err) const
2135 {
2136 typedef char_traits<_CharT> __traits_type;
2137 const locale& __loc = __io._M_getloc();
2138 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2139
2140 int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
2141 * __indexlen));
2142 size_t __nmatches = 0;
2143 size_t __pos = 0;
2144 bool __testvalid = true;
2145 const char_type* __name;
2146
2147 // Look for initial matches.
2148 // NB: Some of the locale data is in the form of all lowercase
2149 // names, and some is in the form of initially-capitalized
2150 // names. Look for both.
2151 if (__beg != __end)
2152 {
2153 const char_type __c = *__beg;
2154 for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
2155 if (__c == __names[__i1][0]
2156 || __c == __ctype.toupper(__names[__i1][0]))
2157 __matches[__nmatches++] = __i1;
2158 }
2159
2160 while (__nmatches > 1)
2161 {
2162 // Find smallest matching string.
2163 size_t __minlen = __traits_type::length(__names[__matches[0]]);
2164 for (size_t __i2 = 1; __i2 < __nmatches; ++__i2)
2165 __minlen = std::min(__minlen,
2166 __traits_type::length(__names[__matches[__i2]]));
2167 ++__beg, ++__pos;
2168 if (__pos < __minlen && __beg != __end)
2169 for (size_t __i3 = 0; __i3 < __nmatches;)
2170 {
2171 __name = __names[__matches[__i3]];
2172 if (!(__name[__pos] == *__beg))
2173 __matches[__i3] = __matches[--__nmatches];
2174 else
2175 ++__i3;
2176 }
2177 else
2178 break;
2179 }
2180
2181 if (__nmatches == 1)
2182 {
2183 // Make sure found name is completely extracted.
2184 ++__beg, ++__pos;
2185 __name = __names[__matches[0]];
2186 const size_t __len = __traits_type::length(__name);
2187 while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
2188 ++__beg, ++__pos;
2189
2190 if (__len == __pos)
2191 __member = __matches[0];
2192 else
2193 __testvalid = false;
2194 }
2195 else
2196 __testvalid = false;
2197 if (!__testvalid)
2198 __err |= ios_base::failbit;
2199 return __beg;
2200 }
2201
2202 template<typename _CharT, typename _InIter>
2203 _InIter
2204 time_get<_CharT, _InIter>::
2205 do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
2206 ios_base::iostate& __err, tm* __tm) const
2207 {
2208 const locale& __loc = __io._M_getloc();
2209 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2210 const char_type* __times[2];
2211 __tp._M_time_formats(__times);
2212 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2213 __tm, __times[0]);
2214 if (__beg == __end)
2215 __err |= ios_base::eofbit;
2216 return __beg;
2217 }
2218
2219 template<typename _CharT, typename _InIter>
2220 _InIter
2221 time_get<_CharT, _InIter>::
2222 do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
2223 ios_base::iostate& __err, tm* __tm) const
2224 {
2225 const locale& __loc = __io._M_getloc();
2226 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2227 const char_type* __dates[2];
2228 __tp._M_date_formats(__dates);
2229 __beg = _M_extract_via_format(__beg, __end, __io, __err,
2230 __tm, __dates[0]);
2231 if (__beg == __end)
2232 __err |= ios_base::eofbit;
2233 return __beg;
2234 }
2235
2236 template<typename _CharT, typename _InIter>
2237 _InIter
2238 time_get<_CharT, _InIter>::
2239 do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
2240 ios_base::iostate& __err, tm* __tm) const
2241 {
2242 typedef char_traits<_CharT> __traits_type;
2243 const locale& __loc = __io._M_getloc();
2244 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2245 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2246 const char_type* __days[7];
2247 __tp._M_days_abbreviated(__days);
2248 int __tmpwday;
2249 __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err);
2250
2251 // Check to see if non-abbreviated name exists, and extract.
2252 // NB: Assumes both _M_days and _M_days_abbreviated organized in
2253 // exact same order, first to last, such that the resulting
2254 // __days array with the same index points to a day, and that
2255 // day's abbreviated form.
2256 // NB: Also assumes that an abbreviated name is a subset of the name.
2257 if (!__err && __beg != __end)
2258 {
2259 size_t __pos = __traits_type::length(__days[__tmpwday]);
2260 __tp._M_days(__days);
2261 const char_type* __name = __days[__tmpwday];
2262 if (__name[__pos] == *__beg)
2263 {
2264 // Extract the rest of it.
2265 const size_t __len = __traits_type::length(__name);
2266 while (__pos < __len && __beg != __end
2267 && __name[__pos] == *__beg)
2268 ++__beg, ++__pos;
2269 if (__len != __pos)
2270 __err |= ios_base::failbit;
2271 }
2272 }
2273 if (!__err)
2274 __tm->tm_wday = __tmpwday;
2275
2276 if (__beg == __end)
2277 __err |= ios_base::eofbit;
2278 return __beg;
2279 }
2280
2281 template<typename _CharT, typename _InIter>
2282 _InIter
2283 time_get<_CharT, _InIter>::
2284 do_get_monthname(iter_type __beg, iter_type __end,
2285 ios_base& __io, ios_base::iostate& __err, tm* __tm) const
2286 {
2287 typedef char_traits<_CharT> __traits_type;
2288 const locale& __loc = __io._M_getloc();
2289 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
2290 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2291 const char_type* __months[12];
2292 __tp._M_months_abbreviated(__months);
2293 int __tmpmon;
2294 __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12,
2295 __io, __err);
2296
2297 // Check to see if non-abbreviated name exists, and extract.
2298 // NB: Assumes both _M_months and _M_months_abbreviated organized in
2299 // exact same order, first to last, such that the resulting
2300 // __months array with the same index points to a month, and that
2301 // month's abbreviated form.
2302 // NB: Also assumes that an abbreviated name is a subset of the name.
2303 if (!__err && __beg != __end)
2304 {
2305 size_t __pos = __traits_type::length(__months[__tmpmon]);
2306 __tp._M_months(__months);
2307 const char_type* __name = __months[__tmpmon];
2308 if (__name[__pos] == *__beg)
2309 {
2310 // Extract the rest of it.
2311 const size_t __len = __traits_type::length(__name);
2312 while (__pos < __len && __beg != __end
2313 && __name[__pos] == *__beg)
2314 ++__beg, ++__pos;
2315 if (__len != __pos)
2316 __err |= ios_base::failbit;
2317 }
2318 }
2319 if (!__err)
2320 __tm->tm_mon = __tmpmon;
2321
2322 if (__beg == __end)
2323 __err |= ios_base::eofbit;
2324 return __beg;
2325 }
2326
2327 template<typename _CharT, typename _InIter>
2328 _InIter
2329 time_get<_CharT, _InIter>::
2330 do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
2331 ios_base::iostate& __err, tm* __tm) const
2332 {
2333 const locale& __loc = __io._M_getloc();
2334 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2335
2336 size_t __i = 0;
2337 int __value = 0;
2338 for (; __beg != __end && __i < 4; ++__beg, ++__i)
2339 {
2340 const char __c = __ctype.narrow(*__beg, '*');
2341 if (__c >= '0' && __c <= '9')
2342 __value = __value * 10 + (__c - '0');
2343 else
2344 break;
2345 }
2346 if (__i == 2 || __i == 4)
2347 __tm->tm_year = __i == 2 ? __value : __value - 1900;
2348 else
2349 __err |= ios_base::failbit;
2350 if (__beg == __end)
2351 __err |= ios_base::eofbit;
2352 return __beg;
2353 }
2354
2355 template<typename _CharT, typename _OutIter>
2356 _OutIter
2357 time_put<_CharT, _OutIter>::
2358 put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
2359 const _CharT* __beg, const _CharT* __end) const
2360 {
2361 const locale& __loc = __io._M_getloc();
2362 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2363 for (; __beg != __end; ++__beg)
2364 if (__ctype.narrow(*__beg, 0) != '%')
2365 {
2366 *__s = *__beg;
2367 ++__s;
2368 }
2369 else if (++__beg != __end)
2370 {
2371 char __format;
2372 char __mod = 0;
2373 const char __c = __ctype.narrow(*__beg, 0);
2374 if (__c != 'E' && __c != 'O')
2375 __format = __c;
2376 else if (++__beg != __end)
2377 {
2378 __mod = __c;
2379 __format = __ctype.narrow(*__beg, 0);
2380 }
2381 else
2382 break;
2383 __s = this->do_put(__s, __io, __fill, __tm, __format, __mod);
2384 }
2385 else
2386 break;
2387 return __s;
2388 }
2389
2390 template<typename _CharT, typename _OutIter>
2391 _OutIter
2392 time_put<_CharT, _OutIter>::
2393 do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
2394 char __format, char __mod) const
2395 {
2396 const locale& __loc = __io._M_getloc();
2397 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
2398 __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
2399
2400 // NB: This size is arbitrary. Should this be a data member,
2401 // initialized at construction?
2402 const size_t __maxlen = 128;
2403 char_type* __res =
2404 static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen));
2405
2406 // NB: In IEE 1003.1-200x, and perhaps other locale models, it
2407 // is possible that the format character will be longer than one
2408 // character. Possibilities include 'E' or 'O' followed by a
2409 // format character: if __mod is not the default argument, assume
2410 // it's a valid modifier.
2411 char_type __fmt[4];
2412 __fmt[0] = __ctype.widen('%');
2413 if (!__mod)
2414 {
2415 __fmt[1] = __format;
2416 __fmt[2] = char_type();
2417 }
2418 else
2419 {
2420 __fmt[1] = __mod;
2421 __fmt[2] = __format;
2422 __fmt[3] = char_type();
2423 }
2424
2425 __tp._M_put(__res, __maxlen, __fmt, __tm);
2426
2427 // Write resulting, fully-formatted string to output iterator.
2428 return std::__write(__s, __res, char_traits<char_type>::length(__res));
2429 }
2430
2431 // Generic version does nothing.
2432 template<typename _CharT>
2433 int
2434 collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
2435 { return 0; }
2436
2437 // Generic version does nothing.
2438 template<typename _CharT>
2439 size_t
2440 collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
2441 { return 0; }
2442
2443 template<typename _CharT>
2444 int
2445 collate<_CharT>::
2446 do_compare(const _CharT* __lo1, const _CharT* __hi1,
2447 const _CharT* __lo2, const _CharT* __hi2) const
2448 {
2449 // strcoll assumes zero-terminated strings so we make a copy
2450 // and then put a zero at the end.
2451 const string_type __one(__lo1, __hi1);
2452 const string_type __two(__lo2, __hi2);
2453
2454 const _CharT* __p = __one.c_str();
2455 const _CharT* __pend = __one.data() + __one.length();
2456 const _CharT* __q = __two.c_str();
2457 const _CharT* __qend = __two.data() + __two.length();
2458
2459 // strcoll stops when it sees a nul character so we break
2460 // the strings into zero-terminated substrings and pass those
2461 // to strcoll.
2462 for (;;)
2463 {
2464 const int __res = _M_compare(__p, __q);
2465 if (__res)
2466 return __res;
2467
2468 __p += char_traits<_CharT>::length(__p);
2469 __q += char_traits<_CharT>::length(__q);
2470 if (__p == __pend && __q == __qend)
2471 return 0;
2472 else if (__p == __pend)
2473 return -1;
2474 else if (__q == __qend)
2475 return 1;
2476
2477 __p++;
2478 __q++;
2479 }
2480 }
2481
2482 template<typename _CharT>
2483 typename collate<_CharT>::string_type
2484 collate<_CharT>::
2485 do_transform(const _CharT* __lo, const _CharT* __hi) const
2486 {
2487 // strxfrm assumes zero-terminated strings so we make a copy
2488 string_type __str(__lo, __hi);
2489
2490 const _CharT* __p = __str.c_str();
2491 const _CharT* __pend = __str.data() + __str.length();
2492
2493 size_t __len = (__hi - __lo) * 2;
2494
2495 string_type __ret;
2496
2497 // strxfrm stops when it sees a nul character so we break
2498 // the string into zero-terminated substrings and pass those
2499 // to strxfrm.
2500 for (;;)
2501 {
2502 // First try a buffer perhaps big enough.
2503 _CharT* __c =
2504 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
2505 size_t __res = _M_transform(__c, __p, __len);
2506 // If the buffer was not large enough, try again with the
2507 // correct size.
2508 if (__res >= __len)
2509 {
2510 __len = __res + 1;
2511 __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
2512 * __len));
2513 __res = _M_transform(__c, __p, __len);
2514 }
2515
2516 __ret.append(__c, __res);
2517 __p += char_traits<_CharT>::length(__p);
2518 if (__p == __pend)
2519 return __ret;
2520
2521 __p++;
2522 __ret.push_back(_CharT());
2523 }
2524 }
2525
2526 template<typename _CharT>
2527 long
2528 collate<_CharT>::
2529 do_hash(const _CharT* __lo, const _CharT* __hi) const
2530 {
2531 unsigned long __val = 0;
2532 for (; __lo < __hi; ++__lo)
2533 __val = *__lo + ((__val << 7) |
2534 (__val >> (numeric_limits<unsigned long>::digits - 7)));
2535 return static_cast<long>(__val);
2536 }
2537
2538 // Construct correctly padded string, as per 22.2.2.2.2
2539 // Assumes
2540 // __newlen > __oldlen
2541 // __news is allocated for __newlen size
2542 // Used by both num_put and ostream inserters: if __num,
2543 // internal-adjusted objects are padded according to the rules below
2544 // concerning 0[xX] and +-, otherwise, exactly as right-adjusted
2545 // ones are.
2546
2547 // NB: Of the two parameters, _CharT can be deduced from the
2548 // function arguments. The other (_Traits) has to be explicitly specified.
2549 template<typename _CharT, typename _Traits>
2550 void
2551 __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
2552 _CharT* __news, const _CharT* __olds,
2553 const streamsize __newlen,
2554 const streamsize __oldlen, const bool __num)
2555 {
2556 const size_t __plen = static_cast<size_t>(__newlen - __oldlen);
2557 const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
2558
2559 // Padding last.
2560 if (__adjust == ios_base::left)
2561 {
2562 _Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen);
2563 _Traits::assign(__news + __oldlen, __plen, __fill);
2564 return;
2565 }
2566
2567 size_t __mod = 0;
2568 if (__adjust == ios_base::internal && __num)
2569 {
2570 // Pad after the sign, if there is one.
2571 // Pad after 0[xX], if there is one.
2572 // Who came up with these rules, anyway? Jeeze.
2573 const locale& __loc = __io._M_getloc();
2574 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
2575
2576 const bool __testsign = (__ctype.widen('-') == __olds[0]
2577 || __ctype.widen('+') == __olds[0]);
2578 const bool __testhex = (__ctype.widen('0') == __olds[0]
2579 && __oldlen > 1
2580 && (__ctype.widen('x') == __olds[1]
2581 || __ctype.widen('X') == __olds[1]));
2582 if (__testhex)
2583 {
2584 __news[0] = __olds[0];
2585 __news[1] = __olds[1];
2586 __mod = 2;
2587 __news += 2;
2588 }
2589 else if (__testsign)
2590 {
2591 __news[0] = __olds[0];
2592 __mod = 1;
2593 ++__news;
2594 }
2595 // else Padding first.
2596 }
2597 _Traits::assign(__news, __plen, __fill);
2598 _Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod),
2599 __oldlen - __mod);
2600 }
2601
2602 bool
2603 __verify_grouping(const char* __grouping, size_t __grouping_size,
2604 const string& __grouping_tmp)
2605 {
2606 const size_t __n = __grouping_tmp.size() - 1;
2607 const size_t __min = std::min(__n, size_t(__grouping_size - 1));
2608 size_t __i = __n;
2609 bool __test = true;
2610
2611 // Parsed number groupings have to match the
2612 // numpunct::grouping string exactly, starting at the
2613 // right-most point of the parsed sequence of elements ...
2614 for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
2615 __test = __grouping_tmp[__i] == __grouping[__j];
2616 for (; __i && __test; --__i)
2617 __test = __grouping_tmp[__i] == __grouping[__min];
2618 // ... but the first parsed grouping can be <= numpunct
2619 // grouping (only do the check if the numpunct char is > 0
2620 // because <= 0 means any size is ok).
2621 if (static_cast<signed char>(__grouping[__min]) > 0)
2622 __test &= __grouping_tmp[0] <= __grouping[__min];
2623 return __test;
2624 }
2625
2626 template<typename _CharT>
2627 _CharT*
2628 __add_grouping(_CharT* __s, _CharT __sep,
2629 const char* __gbeg, size_t __gsize,
2630 const _CharT* __first, const _CharT* __last)
2631 {
2632 if (__last - __first > *__gbeg
2633 && static_cast<signed char>(*__gbeg) > 0)
2634 {
2635 const bool __bump = __gsize != 1;
2636 __s = std::__add_grouping(__s, __sep, __gbeg + __bump,
2637 __gsize - __bump, __first,
2638 __last - *__gbeg);
2639 __first = __last - *__gbeg;
2640 *__s++ = __sep;
2641 }
2642 do
2643 *__s++ = *__first++;
2644 while (__first != __last);
2645 return __s;
2646 }
2647
2648 // Inhibit implicit instantiations for required instantiations,
2649 // which are defined via explicit instantiations elsewhere.
2650 // NB: This syntax is a GNU extension.
2651 #if _GLIBCXX_EXTERN_TEMPLATE
2652 extern template class moneypunct<char, false>;
2653 extern template class moneypunct<char, true>;
2654 extern template class moneypunct_byname<char, false>;
2655 extern template class moneypunct_byname<char, true>;
2656 extern template class _GLIBCXX_LDBL_NAMESPACE money_get<char>;
2657 extern template class _GLIBCXX_LDBL_NAMESPACE money_put<char>;
2658 extern template class numpunct<char>;
2659 extern template class numpunct_byname<char>;
2660 extern template class _GLIBCXX_LDBL_NAMESPACE num_get<char>;
2661 extern template class _GLIBCXX_LDBL_NAMESPACE num_put<char>;
2662 extern template class __timepunct<char>;
2663 extern template class time_put<char>;
2664 extern template class time_put_byname<char>;
2665 extern template class time_get<char>;
2666 extern template class time_get_byname<char>;
2667 extern template class messages<char>;
2668 extern template class messages_byname<char>;
2669 extern template class ctype_byname<char>;
2670 extern template class codecvt_byname<char, char, mbstate_t>;
2671 extern template class collate<char>;
2672 extern template class collate_byname<char>;
2673
2674 extern template
2675 const codecvt<char, char, mbstate_t>&
2676 use_facet<codecvt<char, char, mbstate_t> >(const locale&);
2677
2678 extern template
2679 const collate<char>&
2680 use_facet<collate<char> >(const locale&);
2681
2682 extern template
2683 const numpunct<char>&
2684 use_facet<numpunct<char> >(const locale&);
2685
2686 extern template
2687 const num_put<char>&
2688 use_facet<num_put<char> >(const locale&);
2689
2690 extern template
2691 const num_get<char>&
2692 use_facet<num_get<char> >(const locale&);
2693
2694 extern template
2695 const moneypunct<char, true>&
2696 use_facet<moneypunct<char, true> >(const locale&);
2697
2698 extern template
2699 const moneypunct<char, false>&
2700 use_facet<moneypunct<char, false> >(const locale&);
2701
2702 extern template
2703 const money_put<char>&
2704 use_facet<money_put<char> >(const locale&);
2705
2706 extern template
2707 const money_get<char>&
2708 use_facet<money_get<char> >(const locale&);
2709
2710 extern template
2711 const __timepunct<char>&
2712 use_facet<__timepunct<char> >(const locale&);
2713
2714 extern template
2715 const time_put<char>&
2716 use_facet<time_put<char> >(const locale&);
2717
2718 extern template
2719 const time_get<char>&
2720 use_facet<time_get<char> >(const locale&);
2721
2722 extern template
2723 const messages<char>&
2724 use_facet<messages<char> >(const locale&);
2725
2726 extern template
2727 bool
2728 has_facet<ctype<char> >(const locale&);
2729
2730 extern template
2731 bool
2732 has_facet<codecvt<char, char, mbstate_t> >(const locale&);
2733
2734 extern template
2735 bool
2736 has_facet<collate<char> >(const locale&);
2737
2738 extern template
2739 bool
2740 has_facet<numpunct<char> >(const locale&);
2741
2742 extern template
2743 bool
2744 has_facet<num_put<char> >(const locale&);
2745
2746 extern template
2747 bool
2748 has_facet<num_get<char> >(const locale&);
2749
2750 extern template
2751 bool
2752 has_facet<moneypunct<char> >(const locale&);
2753
2754 extern template
2755 bool
2756 has_facet<money_put<char> >(const locale&);
2757
2758 extern template
2759 bool
2760 has_facet<money_get<char> >(const locale&);
2761
2762 extern template
2763 bool
2764 has_facet<__timepunct<char> >(const locale&);
2765
2766 extern template
2767 bool
2768 has_facet<time_put<char> >(const locale&);
2769
2770 extern template
2771 bool
2772 has_facet<time_get<char> >(const locale&);
2773
2774 extern template
2775 bool
2776 has_facet<messages<char> >(const locale&);
2777
2778 #ifdef _GLIBCXX_USE_WCHAR_T
2779 extern template class moneypunct<wchar_t, false>;
2780 extern template class moneypunct<wchar_t, true>;
2781 extern template class moneypunct_byname<wchar_t, false>;
2782 extern template class moneypunct_byname<wchar_t, true>;
2783 extern template class _GLIBCXX_LDBL_NAMESPACE money_get<wchar_t>;
2784 extern template class _GLIBCXX_LDBL_NAMESPACE money_put<wchar_t>;
2785 extern template class numpunct<wchar_t>;
2786 extern template class numpunct_byname<wchar_t>;
2787 extern template class _GLIBCXX_LDBL_NAMESPACE num_get<wchar_t>;
2788 extern template class _GLIBCXX_LDBL_NAMESPACE num_put<wchar_t>;
2789 extern template class __timepunct<wchar_t>;
2790 extern template class time_put<wchar_t>;
2791 extern template class time_put_byname<wchar_t>;
2792 extern template class time_get<wchar_t>;
2793 extern template class time_get_byname<wchar_t>;
2794 extern template class messages<wchar_t>;
2795 extern template class messages_byname<wchar_t>;
2796 extern template class ctype_byname<wchar_t>;
2797 extern template class codecvt_byname<wchar_t, char, mbstate_t>;
2798 extern template class collate<wchar_t>;
2799 extern template class collate_byname<wchar_t>;
2800
2801 extern template
2802 const codecvt<wchar_t, char, mbstate_t>&
2803 use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
2804
2805 extern template
2806 const collate<wchar_t>&
2807 use_facet<collate<wchar_t> >(const locale&);
2808
2809 extern template
2810 const numpunct<wchar_t>&
2811 use_facet<numpunct<wchar_t> >(const locale&);
2812
2813 extern template
2814 const num_put<wchar_t>&
2815 use_facet<num_put<wchar_t> >(const locale&);
2816
2817 extern template
2818 const num_get<wchar_t>&
2819 use_facet<num_get<wchar_t> >(const locale&);
2820
2821 extern template
2822 const moneypunct<wchar_t, true>&
2823 use_facet<moneypunct<wchar_t, true> >(const locale&);
2824
2825 extern template
2826 const moneypunct<wchar_t, false>&
2827 use_facet<moneypunct<wchar_t, false> >(const locale&);
2828
2829 extern template
2830 const money_put<wchar_t>&
2831 use_facet<money_put<wchar_t> >(const locale&);
2832
2833 extern template
2834 const money_get<wchar_t>&
2835 use_facet<money_get<wchar_t> >(const locale&);
2836
2837 extern template
2838 const __timepunct<wchar_t>&
2839 use_facet<__timepunct<wchar_t> >(const locale&);
2840
2841 extern template
2842 const time_put<wchar_t>&
2843 use_facet<time_put<wchar_t> >(const locale&);
2844
2845 extern template
2846 const time_get<wchar_t>&
2847 use_facet<time_get<wchar_t> >(const locale&);
2848
2849 extern template
2850 const messages<wchar_t>&
2851 use_facet<messages<wchar_t> >(const locale&);
2852
2853 extern template
2854 bool
2855 has_facet<ctype<wchar_t> >(const locale&);
2856
2857 extern template
2858 bool
2859 has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
2860
2861 extern template
2862 bool
2863 has_facet<collate<wchar_t> >(const locale&);
2864
2865 extern template
2866 bool
2867 has_facet<numpunct<wchar_t> >(const locale&);
2868
2869 extern template
2870 bool
2871 has_facet<num_put<wchar_t> >(const locale&);
2872
2873 extern template
2874 bool
2875 has_facet<num_get<wchar_t> >(const locale&);
2876
2877 extern template
2878 bool
2879 has_facet<moneypunct<wchar_t> >(const locale&);
2880
2881 extern template
2882 bool
2883 has_facet<money_put<wchar_t> >(const locale&);
2884
2885 extern template
2886 bool
2887 has_facet<money_get<wchar_t> >(const locale&);
2888
2889 extern template
2890 bool
2891 has_facet<__timepunct<wchar_t> >(const locale&);
2892
2893 extern template
2894 bool
2895 has_facet<time_put<wchar_t> >(const locale&);
2896
2897 extern template
2898 bool
2899 has_facet<time_get<wchar_t> >(const locale&);
2900
2901 extern template
2902 bool
2903 has_facet<messages<wchar_t> >(const locale&);
2904 #endif
2905 #endif
2906
2907 _GLIBCXX_END_NAMESPACE
2908
2909 #endif