1 | // Locale support -*- C++ -*- |
2 | |
3 | // Copyright (C) 2007-2019 Free Software Foundation, Inc. |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free |
6 | // software; you can redistribute it and/or modify it under the |
7 | // terms of the GNU General Public License as published by the |
8 | // Free Software Foundation; either version 3, or (at your option) |
9 | // any later version. |
10 | |
11 | // This library is distributed in the hope that it will be useful, |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | // GNU General Public License for more details. |
15 | |
16 | // Under Section 7 of GPL version 3, you are granted additional |
17 | // permissions described in the GCC Runtime Library Exception, version |
18 | // 3.1, as published by the Free Software Foundation. |
19 | |
20 | // You should have received a copy of the GNU General Public License and |
21 | // a copy of the GCC Runtime Library Exception along with this program; |
22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
23 | // <http://www.gnu.org/licenses/>. |
24 | |
25 | /** @file bits/locale_facets_nonio.tcc |
26 | * This is an internal header file, included by other library headers. |
27 | * Do not attempt to use it directly. @headername{locale} |
28 | */ |
29 | |
30 | #ifndef _LOCALE_FACETS_NONIO_TCC |
31 | #define _LOCALE_FACETS_NONIO_TCC 1 |
32 | |
33 | #pragma GCC system_header |
34 | |
35 | namespace std _GLIBCXX_VISIBILITY(default) |
36 | { |
37 | _GLIBCXX_BEGIN_NAMESPACE_VERSION |
38 | |
39 | template<typename _CharT, bool _Intl> |
40 | struct __use_cache<__moneypunct_cache<_CharT, _Intl> > |
41 | { |
42 | const __moneypunct_cache<_CharT, _Intl>* |
43 | operator() (const locale& __loc) const |
44 | { |
45 | const size_t __i = moneypunct<_CharT, _Intl>::id._M_id(); |
46 | const locale::facet** __caches = __loc._M_impl->_M_caches; |
47 | if (!__caches[__i]) |
48 | { |
49 | __moneypunct_cache<_CharT, _Intl>* __tmp = 0; |
50 | __try |
51 | { |
52 | __tmp = new __moneypunct_cache<_CharT, _Intl>; |
53 | __tmp->_M_cache(__loc); |
54 | } |
55 | __catch(...) |
56 | { |
57 | delete __tmp; |
58 | __throw_exception_again; |
59 | } |
60 | __loc._M_impl->_M_install_cache(__tmp, __i); |
61 | } |
62 | return static_cast< |
63 | const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]); |
64 | } |
65 | }; |
66 | |
67 | template<typename _CharT, bool _Intl> |
68 | void |
69 | __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc) |
70 | { |
71 | const moneypunct<_CharT, _Intl>& __mp = |
72 | use_facet<moneypunct<_CharT, _Intl> >(__loc); |
73 | |
74 | _M_decimal_point = __mp.decimal_point(); |
75 | _M_thousands_sep = __mp.thousands_sep(); |
76 | _M_frac_digits = __mp.frac_digits(); |
77 | |
78 | char* __grouping = 0; |
79 | _CharT* __curr_symbol = 0; |
80 | _CharT* __positive_sign = 0; |
81 | _CharT* __negative_sign = 0; |
82 | __try |
83 | { |
84 | const string& __g = __mp.grouping(); |
85 | _M_grouping_size = __g.size(); |
86 | __grouping = new char[_M_grouping_size]; |
87 | __g.copy(__grouping, _M_grouping_size); |
88 | _M_use_grouping = (_M_grouping_size |
89 | && static_cast<signed char>(__grouping[0]) > 0 |
90 | && (__grouping[0] |
91 | != __gnu_cxx::__numeric_traits<char>::__max)); |
92 | |
93 | const basic_string<_CharT>& __cs = __mp.curr_symbol(); |
94 | _M_curr_symbol_size = __cs.size(); |
95 | __curr_symbol = new _CharT[_M_curr_symbol_size]; |
96 | __cs.copy(__curr_symbol, _M_curr_symbol_size); |
97 | |
98 | const basic_string<_CharT>& __ps = __mp.positive_sign(); |
99 | _M_positive_sign_size = __ps.size(); |
100 | __positive_sign = new _CharT[_M_positive_sign_size]; |
101 | __ps.copy(__positive_sign, _M_positive_sign_size); |
102 | |
103 | const basic_string<_CharT>& __ns = __mp.negative_sign(); |
104 | _M_negative_sign_size = __ns.size(); |
105 | __negative_sign = new _CharT[_M_negative_sign_size]; |
106 | __ns.copy(__negative_sign, _M_negative_sign_size); |
107 | |
108 | _M_pos_format = __mp.pos_format(); |
109 | _M_neg_format = __mp.neg_format(); |
110 | |
111 | const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc); |
112 | __ct.widen(money_base::_S_atoms, |
113 | money_base::_S_atoms + money_base::_S_end, _M_atoms); |
114 | |
115 | _M_grouping = __grouping; |
116 | _M_curr_symbol = __curr_symbol; |
117 | _M_positive_sign = __positive_sign; |
118 | _M_negative_sign = __negative_sign; |
119 | _M_allocated = true; |
120 | } |
121 | __catch(...) |
122 | { |
123 | delete [] __grouping; |
124 | delete [] __curr_symbol; |
125 | delete [] __positive_sign; |
126 | delete [] __negative_sign; |
127 | __throw_exception_again; |
128 | } |
129 | } |
130 | |
131 | _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 |
132 | |
133 | template<typename _CharT, typename _InIter> |
134 | template<bool _Intl> |
135 | _InIter |
136 | money_get<_CharT, _InIter>:: |
137 | (iter_type __beg, iter_type __end, ios_base& __io, |
138 | ios_base::iostate& __err, string& __units) const |
139 | { |
140 | typedef char_traits<_CharT> __traits_type; |
141 | typedef typename string_type::size_type size_type; |
142 | typedef money_base::part part; |
143 | typedef __moneypunct_cache<_CharT, _Intl> __cache_type; |
144 | |
145 | const locale& __loc = __io._M_getloc(); |
146 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
147 | |
148 | __use_cache<__cache_type> __uc; |
149 | const __cache_type* __lc = __uc(__loc); |
150 | const char_type* __lit = __lc->_M_atoms; |
151 | |
152 | // Deduced sign. |
153 | bool __negative = false; |
154 | // Sign size. |
155 | size_type __sign_size = 0; |
156 | // True if sign is mandatory. |
157 | const bool __mandatory_sign = (__lc->_M_positive_sign_size |
158 | && __lc->_M_negative_sign_size); |
159 | // String of grouping info from thousands_sep plucked from __units. |
160 | string __grouping_tmp; |
161 | if (__lc->_M_use_grouping) |
162 | __grouping_tmp.reserve(32); |
163 | // Last position before the decimal point. |
164 | int __last_pos = 0; |
165 | // Separator positions, then, possibly, fractional digits. |
166 | int __n = 0; |
167 | // If input iterator is in a valid state. |
168 | bool __testvalid = true; |
169 | // Flag marking when a decimal point is found. |
170 | bool __testdecfound = false; |
171 | |
172 | // The tentative returned string is stored here. |
173 | string __res; |
174 | __res.reserve(32); |
175 | |
176 | const char_type* __lit_zero = __lit + money_base::_S_zero; |
177 | const money_base::pattern __p = __lc->_M_neg_format; |
178 | for (int __i = 0; __i < 4 && __testvalid; ++__i) |
179 | { |
180 | const part __which = static_cast<part>(__p.field[__i]); |
181 | switch (__which) |
182 | { |
183 | case money_base::symbol: |
184 | // According to 22.2.6.1.2, p2, symbol is required |
185 | // if (__io.flags() & ios_base::showbase), otherwise |
186 | // is optional and consumed only if other characters |
187 | // are needed to complete the format. |
188 | if (__io.flags() & ios_base::showbase || __sign_size > 1 |
189 | || __i == 0 |
190 | || (__i == 1 && (__mandatory_sign |
191 | || (static_cast<part>(__p.field[0]) |
192 | == money_base::sign) |
193 | || (static_cast<part>(__p.field[2]) |
194 | == money_base::space))) |
195 | || (__i == 2 && ((static_cast<part>(__p.field[3]) |
196 | == money_base::value) |
197 | || (__mandatory_sign |
198 | && (static_cast<part>(__p.field[3]) |
199 | == money_base::sign))))) |
200 | { |
201 | const size_type __len = __lc->_M_curr_symbol_size; |
202 | size_type __j = 0; |
203 | for (; __beg != __end && __j < __len |
204 | && *__beg == __lc->_M_curr_symbol[__j]; |
205 | ++__beg, (void)++__j); |
206 | if (__j != __len |
207 | && (__j || __io.flags() & ios_base::showbase)) |
208 | __testvalid = false; |
209 | } |
210 | break; |
211 | case money_base::sign: |
212 | // Sign might not exist, or be more than one character long. |
213 | if (__lc->_M_positive_sign_size && __beg != __end |
214 | && *__beg == __lc->_M_positive_sign[0]) |
215 | { |
216 | __sign_size = __lc->_M_positive_sign_size; |
217 | ++__beg; |
218 | } |
219 | else if (__lc->_M_negative_sign_size && __beg != __end |
220 | && *__beg == __lc->_M_negative_sign[0]) |
221 | { |
222 | __negative = true; |
223 | __sign_size = __lc->_M_negative_sign_size; |
224 | ++__beg; |
225 | } |
226 | else if (__lc->_M_positive_sign_size |
227 | && !__lc->_M_negative_sign_size) |
228 | // "... if no sign is detected, the result is given the sign |
229 | // that corresponds to the source of the empty string" |
230 | __negative = true; |
231 | else if (__mandatory_sign) |
232 | __testvalid = false; |
233 | break; |
234 | case money_base::value: |
235 | // Extract digits, remove and stash away the |
236 | // grouping of found thousands separators. |
237 | for (; __beg != __end; ++__beg) |
238 | { |
239 | const char_type __c = *__beg; |
240 | const char_type* __q = __traits_type::find(__lit_zero, |
241 | 10, __c); |
242 | if (__q != 0) |
243 | { |
244 | __res += money_base::_S_atoms[__q - __lit]; |
245 | ++__n; |
246 | } |
247 | else if (__c == __lc->_M_decimal_point |
248 | && !__testdecfound) |
249 | { |
250 | if (__lc->_M_frac_digits <= 0) |
251 | break; |
252 | |
253 | __last_pos = __n; |
254 | __n = 0; |
255 | __testdecfound = true; |
256 | } |
257 | else if (__lc->_M_use_grouping |
258 | && __c == __lc->_M_thousands_sep |
259 | && !__testdecfound) |
260 | { |
261 | if (__n) |
262 | { |
263 | // Mark position for later analysis. |
264 | __grouping_tmp += static_cast<char>(__n); |
265 | __n = 0; |
266 | } |
267 | else |
268 | { |
269 | __testvalid = false; |
270 | break; |
271 | } |
272 | } |
273 | else |
274 | break; |
275 | } |
276 | if (__res.empty()) |
277 | __testvalid = false; |
278 | break; |
279 | case money_base::space: |
280 | // At least one space is required. |
281 | if (__beg != __end && __ctype.is(ctype_base::space, *__beg)) |
282 | ++__beg; |
283 | else |
284 | __testvalid = false; |
285 | // fallthrough |
286 | case money_base::none: |
287 | // Only if not at the end of the pattern. |
288 | if (__i != 3) |
289 | for (; __beg != __end |
290 | && __ctype.is(ctype_base::space, *__beg); ++__beg); |
291 | break; |
292 | } |
293 | } |
294 | |
295 | // Need to get the rest of the sign characters, if they exist. |
296 | if (__sign_size > 1 && __testvalid) |
297 | { |
298 | const char_type* __sign = __negative ? __lc->_M_negative_sign |
299 | : __lc->_M_positive_sign; |
300 | size_type __i = 1; |
301 | for (; __beg != __end && __i < __sign_size |
302 | && *__beg == __sign[__i]; ++__beg, (void)++__i); |
303 | |
304 | if (__i != __sign_size) |
305 | __testvalid = false; |
306 | } |
307 | |
308 | if (__testvalid) |
309 | { |
310 | // Strip leading zeros. |
311 | if (__res.size() > 1) |
312 | { |
313 | const size_type __first = __res.find_first_not_of('0'); |
314 | const bool __only_zeros = __first == string::npos; |
315 | if (__first) |
316 | __res.erase(0, __only_zeros ? __res.size() - 1 : __first); |
317 | } |
318 | |
319 | // 22.2.6.1.2, p4 |
320 | if (__negative && __res[0] != '0') |
321 | __res.insert(__res.begin(), '-'); |
322 | |
323 | // Test for grouping fidelity. |
324 | if (__grouping_tmp.size()) |
325 | { |
326 | // Add the ending grouping. |
327 | __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos |
328 | : __n); |
329 | if (!std::__verify_grouping(__lc->_M_grouping, |
330 | __lc->_M_grouping_size, |
331 | __grouping_tmp)) |
332 | __err |= ios_base::failbit; |
333 | } |
334 | |
335 | // Iff not enough digits were supplied after the decimal-point. |
336 | if (__testdecfound && __n != __lc->_M_frac_digits) |
337 | __testvalid = false; |
338 | } |
339 | |
340 | // Iff valid sequence is not recognized. |
341 | if (!__testvalid) |
342 | __err |= ios_base::failbit; |
343 | else |
344 | __units.swap(__res); |
345 | |
346 | // Iff no more characters are available. |
347 | if (__beg == __end) |
348 | __err |= ios_base::eofbit; |
349 | return __beg; |
350 | } |
351 | |
352 | #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \ |
353 | && _GLIBCXX_USE_CXX11_ABI == 0 |
354 | template<typename _CharT, typename _InIter> |
355 | _InIter |
356 | money_get<_CharT, _InIter>:: |
357 | __do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, |
358 | ios_base::iostate& __err, double& __units) const |
359 | { |
360 | string __str; |
361 | __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) |
362 | : _M_extract<false>(__beg, __end, __io, __err, __str); |
363 | std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); |
364 | return __beg; |
365 | } |
366 | #endif |
367 | |
368 | template<typename _CharT, typename _InIter> |
369 | _InIter |
370 | money_get<_CharT, _InIter>:: |
371 | do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, |
372 | ios_base::iostate& __err, long double& __units) const |
373 | { |
374 | string __str; |
375 | __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) |
376 | : _M_extract<false>(__beg, __end, __io, __err, __str); |
377 | std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); |
378 | return __beg; |
379 | } |
380 | |
381 | template<typename _CharT, typename _InIter> |
382 | _InIter |
383 | money_get<_CharT, _InIter>:: |
384 | do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, |
385 | ios_base::iostate& __err, string_type& __digits) const |
386 | { |
387 | typedef typename string::size_type size_type; |
388 | |
389 | const locale& __loc = __io._M_getloc(); |
390 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
391 | |
392 | string __str; |
393 | __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) |
394 | : _M_extract<false>(__beg, __end, __io, __err, __str); |
395 | const size_type __len = __str.size(); |
396 | if (__len) |
397 | { |
398 | __digits.resize(__len); |
399 | __ctype.widen(__str.data(), __str.data() + __len, &__digits[0]); |
400 | } |
401 | return __beg; |
402 | } |
403 | |
404 | template<typename _CharT, typename _OutIter> |
405 | template<bool _Intl> |
406 | _OutIter |
407 | money_put<_CharT, _OutIter>:: |
408 | _M_insert(iter_type __s, ios_base& __io, char_type __fill, |
409 | const string_type& __digits) const |
410 | { |
411 | typedef typename string_type::size_type size_type; |
412 | typedef money_base::part part; |
413 | typedef __moneypunct_cache<_CharT, _Intl> __cache_type; |
414 | |
415 | const locale& __loc = __io._M_getloc(); |
416 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
417 | |
418 | __use_cache<__cache_type> __uc; |
419 | const __cache_type* __lc = __uc(__loc); |
420 | const char_type* __lit = __lc->_M_atoms; |
421 | |
422 | // Determine if negative or positive formats are to be used, and |
423 | // discard leading negative_sign if it is present. |
424 | const char_type* __beg = __digits.data(); |
425 | |
426 | money_base::pattern __p; |
427 | const char_type* __sign; |
428 | size_type __sign_size; |
429 | if (!(*__beg == __lit[money_base::_S_minus])) |
430 | { |
431 | __p = __lc->_M_pos_format; |
432 | __sign = __lc->_M_positive_sign; |
433 | __sign_size = __lc->_M_positive_sign_size; |
434 | } |
435 | else |
436 | { |
437 | __p = __lc->_M_neg_format; |
438 | __sign = __lc->_M_negative_sign; |
439 | __sign_size = __lc->_M_negative_sign_size; |
440 | if (__digits.size()) |
441 | ++__beg; |
442 | } |
443 | |
444 | // Look for valid numbers in the ctype facet within input digits. |
445 | size_type __len = __ctype.scan_not(ctype_base::digit, __beg, |
446 | __beg + __digits.size()) - __beg; |
447 | if (__len) |
448 | { |
449 | // Assume valid input, and attempt to format. |
450 | // Break down input numbers into base components, as follows: |
451 | // final_value = grouped units + (decimal point) + (digits) |
452 | string_type __value; |
453 | __value.reserve(2 * __len); |
454 | |
455 | // Add thousands separators to non-decimal digits, per |
456 | // grouping rules. |
457 | long __paddec = __len - __lc->_M_frac_digits; |
458 | if (__paddec > 0) |
459 | { |
460 | if (__lc->_M_frac_digits < 0) |
461 | __paddec = __len; |
462 | if (__lc->_M_grouping_size) |
463 | { |
464 | __value.assign(2 * __paddec, char_type()); |
465 | _CharT* __vend = |
466 | std::__add_grouping(&__value[0], __lc->_M_thousands_sep, |
467 | __lc->_M_grouping, |
468 | __lc->_M_grouping_size, |
469 | __beg, __beg + __paddec); |
470 | __value.erase(__vend - &__value[0]); |
471 | } |
472 | else |
473 | __value.assign(__beg, __paddec); |
474 | } |
475 | |
476 | // Deal with decimal point, decimal digits. |
477 | if (__lc->_M_frac_digits > 0) |
478 | { |
479 | __value += __lc->_M_decimal_point; |
480 | if (__paddec >= 0) |
481 | __value.append(__beg + __paddec, __lc->_M_frac_digits); |
482 | else |
483 | { |
484 | // Have to pad zeros in the decimal position. |
485 | __value.append(-__paddec, __lit[money_base::_S_zero]); |
486 | __value.append(__beg, __len); |
487 | } |
488 | } |
489 | |
490 | // Calculate length of resulting string. |
491 | const ios_base::fmtflags __f = __io.flags() |
492 | & ios_base::adjustfield; |
493 | __len = __value.size() + __sign_size; |
494 | __len += ((__io.flags() & ios_base::showbase) |
495 | ? __lc->_M_curr_symbol_size : 0); |
496 | |
497 | string_type __res; |
498 | __res.reserve(2 * __len); |
499 | |
500 | const size_type __width = static_cast<size_type>(__io.width()); |
501 | const bool __testipad = (__f == ios_base::internal |
502 | && __len < __width); |
503 | // Fit formatted digits into the required pattern. |
504 | for (int __i = 0; __i < 4; ++__i) |
505 | { |
506 | const part __which = static_cast<part>(__p.field[__i]); |
507 | switch (__which) |
508 | { |
509 | case money_base::symbol: |
510 | if (__io.flags() & ios_base::showbase) |
511 | __res.append(__lc->_M_curr_symbol, |
512 | __lc->_M_curr_symbol_size); |
513 | break; |
514 | case money_base::sign: |
515 | // Sign might not exist, or be more than one |
516 | // character long. In that case, add in the rest |
517 | // below. |
518 | if (__sign_size) |
519 | __res += __sign[0]; |
520 | break; |
521 | case money_base::value: |
522 | __res += __value; |
523 | break; |
524 | case money_base::space: |
525 | // At least one space is required, but if internal |
526 | // formatting is required, an arbitrary number of |
527 | // fill spaces will be necessary. |
528 | if (__testipad) |
529 | __res.append(__width - __len, __fill); |
530 | else |
531 | __res += __fill; |
532 | break; |
533 | case money_base::none: |
534 | if (__testipad) |
535 | __res.append(__width - __len, __fill); |
536 | break; |
537 | } |
538 | } |
539 | |
540 | // Special case of multi-part sign parts. |
541 | if (__sign_size > 1) |
542 | __res.append(__sign + 1, __sign_size - 1); |
543 | |
544 | // Pad, if still necessary. |
545 | __len = __res.size(); |
546 | if (__width > __len) |
547 | { |
548 | if (__f == ios_base::left) |
549 | // After. |
550 | __res.append(__width - __len, __fill); |
551 | else |
552 | // Before. |
553 | __res.insert(0, __width - __len, __fill); |
554 | __len = __width; |
555 | } |
556 | |
557 | // Write resulting, fully-formatted string to output iterator. |
558 | __s = std::__write(__s, __res.data(), __len); |
559 | } |
560 | __io.width(0); |
561 | return __s; |
562 | } |
563 | |
564 | #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ \ |
565 | && _GLIBCXX_USE_CXX11_ABI == 0 |
566 | template<typename _CharT, typename _OutIter> |
567 | _OutIter |
568 | money_put<_CharT, _OutIter>:: |
569 | __do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, |
570 | double __units) const |
571 | { return this->do_put(__s, __intl, __io, __fill, (long double) __units); } |
572 | #endif |
573 | |
574 | template<typename _CharT, typename _OutIter> |
575 | _OutIter |
576 | money_put<_CharT, _OutIter>:: |
577 | do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, |
578 | long double __units) const |
579 | { |
580 | const locale __loc = __io.getloc(); |
581 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
582 | #if _GLIBCXX_USE_C99_STDIO |
583 | // First try a buffer perhaps big enough. |
584 | int __cs_size = 64; |
585 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
586 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
587 | // 328. Bad sprintf format modifier in money_put<>::do_put() |
588 | int __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, |
589 | "%.*Lf" , 0, __units); |
590 | // If the buffer was not large enough, try again with the correct size. |
591 | if (__len >= __cs_size) |
592 | { |
593 | __cs_size = __len + 1; |
594 | __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
595 | __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, |
596 | "%.*Lf" , 0, __units); |
597 | } |
598 | #else |
599 | // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'. |
600 | const int __cs_size = |
601 | __gnu_cxx::__numeric_traits<long double>::__max_exponent10 + 3; |
602 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
603 | int __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, "%.*Lf" , |
604 | 0, __units); |
605 | #endif |
606 | string_type __digits(__len, char_type()); |
607 | __ctype.widen(__cs, __cs + __len, &__digits[0]); |
608 | return __intl ? _M_insert<true>(__s, __io, __fill, __digits) |
609 | : _M_insert<false>(__s, __io, __fill, __digits); |
610 | } |
611 | |
612 | template<typename _CharT, typename _OutIter> |
613 | _OutIter |
614 | money_put<_CharT, _OutIter>:: |
615 | do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, |
616 | const string_type& __digits) const |
617 | { return __intl ? _M_insert<true>(__s, __io, __fill, __digits) |
618 | : _M_insert<false>(__s, __io, __fill, __digits); } |
619 | |
620 | _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 |
621 | |
622 | // NB: Not especially useful. Without an ios_base object or some |
623 | // kind of locale reference, we are left clawing at the air where |
624 | // the side of the mountain used to be... |
625 | template<typename _CharT, typename _InIter> |
626 | time_base::dateorder |
627 | time_get<_CharT, _InIter>::do_date_order() const |
628 | { return time_base::no_order; } |
629 | |
630 | // Expand a strftime format string and parse it. E.g., do_get_date() may |
631 | // pass %m/%d/%Y => extracted characters. |
632 | template<typename _CharT, typename _InIter> |
633 | _InIter |
634 | time_get<_CharT, _InIter>:: |
635 | (iter_type __beg, iter_type __end, ios_base& __io, |
636 | ios_base::iostate& __err, tm* __tm, |
637 | const _CharT* __format) const |
638 | { |
639 | const locale& __loc = __io._M_getloc(); |
640 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
641 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
642 | const size_t __len = char_traits<_CharT>::length(__format); |
643 | |
644 | ios_base::iostate __tmperr = ios_base::goodbit; |
645 | size_t __i = 0; |
646 | for (; __beg != __end && __i < __len && !__tmperr; ++__i) |
647 | { |
648 | if (__ctype.narrow(__format[__i], 0) == '%') |
649 | { |
650 | // Verify valid formatting code, attempt to extract. |
651 | char __c = __ctype.narrow(__format[++__i], 0); |
652 | int __mem = 0; |
653 | if (__c == 'E' || __c == 'O') |
654 | __c = __ctype.narrow(__format[++__i], 0); |
655 | switch (__c) |
656 | { |
657 | const char* __cs; |
658 | _CharT __wcs[10]; |
659 | case 'a': |
660 | // Abbreviated weekday name [tm_wday] |
661 | const char_type* __days1[7]; |
662 | __tp._M_days_abbreviated(__days1); |
663 | __beg = _M_extract_name(__beg, __end, __mem, __days1, |
664 | 7, __io, __tmperr); |
665 | if (!__tmperr) |
666 | __tm->tm_wday = __mem; |
667 | break; |
668 | case 'A': |
669 | // Weekday name [tm_wday]. |
670 | const char_type* __days2[7]; |
671 | __tp._M_days(__days2); |
672 | __beg = _M_extract_name(__beg, __end, __mem, __days2, |
673 | 7, __io, __tmperr); |
674 | if (!__tmperr) |
675 | __tm->tm_wday = __mem; |
676 | break; |
677 | case 'h': |
678 | case 'b': |
679 | // Abbreviated month name [tm_mon] |
680 | const char_type* __months1[12]; |
681 | __tp._M_months_abbreviated(__months1); |
682 | __beg = _M_extract_name(__beg, __end, __mem, |
683 | __months1, 12, __io, __tmperr); |
684 | if (!__tmperr) |
685 | __tm->tm_mon = __mem; |
686 | break; |
687 | case 'B': |
688 | // Month name [tm_mon]. |
689 | const char_type* __months2[12]; |
690 | __tp._M_months(__months2); |
691 | __beg = _M_extract_name(__beg, __end, __mem, |
692 | __months2, 12, __io, __tmperr); |
693 | if (!__tmperr) |
694 | __tm->tm_mon = __mem; |
695 | break; |
696 | case 'c': |
697 | // Default time and date representation. |
698 | const char_type* __dt[2]; |
699 | __tp._M_date_time_formats(__dt); |
700 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
701 | __tm, __dt[0]); |
702 | break; |
703 | case 'd': |
704 | // Day [01, 31]. [tm_mday] |
705 | __beg = _M_extract_num(__beg, __end, __mem, 1, 31, 2, |
706 | __io, __tmperr); |
707 | if (!__tmperr) |
708 | __tm->tm_mday = __mem; |
709 | break; |
710 | case 'e': |
711 | // Day [1, 31], with single digits preceded by |
712 | // space. [tm_mday] |
713 | if (__ctype.is(ctype_base::space, *__beg)) |
714 | __beg = _M_extract_num(++__beg, __end, __mem, 1, 9, |
715 | 1, __io, __tmperr); |
716 | else |
717 | __beg = _M_extract_num(__beg, __end, __mem, 10, 31, |
718 | 2, __io, __tmperr); |
719 | if (!__tmperr) |
720 | __tm->tm_mday = __mem; |
721 | break; |
722 | case 'D': |
723 | // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year] |
724 | __cs = "%m/%d/%y" ; |
725 | __ctype.widen(__cs, __cs + 9, __wcs); |
726 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
727 | __tm, __wcs); |
728 | break; |
729 | case 'H': |
730 | // Hour [00, 23]. [tm_hour] |
731 | __beg = _M_extract_num(__beg, __end, __mem, 0, 23, 2, |
732 | __io, __tmperr); |
733 | if (!__tmperr) |
734 | __tm->tm_hour = __mem; |
735 | break; |
736 | case 'I': |
737 | // Hour [01, 12]. [tm_hour] |
738 | __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, |
739 | __io, __tmperr); |
740 | if (!__tmperr) |
741 | __tm->tm_hour = __mem; |
742 | break; |
743 | case 'm': |
744 | // Month [01, 12]. [tm_mon] |
745 | __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, |
746 | __io, __tmperr); |
747 | if (!__tmperr) |
748 | __tm->tm_mon = __mem - 1; |
749 | break; |
750 | case 'M': |
751 | // Minute [00, 59]. [tm_min] |
752 | __beg = _M_extract_num(__beg, __end, __mem, 0, 59, 2, |
753 | __io, __tmperr); |
754 | if (!__tmperr) |
755 | __tm->tm_min = __mem; |
756 | break; |
757 | case 'n': |
758 | if (__ctype.narrow(*__beg, 0) == '\n') |
759 | ++__beg; |
760 | else |
761 | __tmperr |= ios_base::failbit; |
762 | break; |
763 | case 'R': |
764 | // Equivalent to (%H:%M). |
765 | __cs = "%H:%M" ; |
766 | __ctype.widen(__cs, __cs + 6, __wcs); |
767 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
768 | __tm, __wcs); |
769 | break; |
770 | case 'S': |
771 | // Seconds. [tm_sec] |
772 | // [00, 60] in C99 (one leap-second), [00, 61] in C89. |
773 | #if _GLIBCXX_USE_C99 |
774 | __beg = _M_extract_num(__beg, __end, __mem, 0, 60, 2, |
775 | #else |
776 | __beg = _M_extract_num(__beg, __end, __mem, 0, 61, 2, |
777 | #endif |
778 | __io, __tmperr); |
779 | if (!__tmperr) |
780 | __tm->tm_sec = __mem; |
781 | break; |
782 | case 't': |
783 | if (__ctype.narrow(*__beg, 0) == '\t') |
784 | ++__beg; |
785 | else |
786 | __tmperr |= ios_base::failbit; |
787 | break; |
788 | case 'T': |
789 | // Equivalent to (%H:%M:%S). |
790 | __cs = "%H:%M:%S" ; |
791 | __ctype.widen(__cs, __cs + 9, __wcs); |
792 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
793 | __tm, __wcs); |
794 | break; |
795 | case 'x': |
796 | // Locale's date. |
797 | const char_type* __dates[2]; |
798 | __tp._M_date_formats(__dates); |
799 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
800 | __tm, __dates[0]); |
801 | break; |
802 | case 'X': |
803 | // Locale's time. |
804 | const char_type* __times[2]; |
805 | __tp._M_time_formats(__times); |
806 | __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
807 | __tm, __times[0]); |
808 | break; |
809 | case 'y': |
810 | case 'C': // C99 |
811 | // Two digit year. |
812 | case 'Y': |
813 | // Year [1900). |
814 | // NB: We parse either two digits, implicitly years since |
815 | // 1900, or 4 digits, full year. In both cases we can |
816 | // reconstruct [tm_year]. See also libstdc++/26701. |
817 | __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4, |
818 | __io, __tmperr); |
819 | if (!__tmperr) |
820 | __tm->tm_year = __mem < 0 ? __mem + 100 : __mem - 1900; |
821 | break; |
822 | case 'Z': |
823 | // Timezone info. |
824 | if (__ctype.is(ctype_base::upper, *__beg)) |
825 | { |
826 | int __tmp; |
827 | __beg = _M_extract_name(__beg, __end, __tmp, |
828 | __timepunct_cache<_CharT>::_S_timezones, |
829 | 14, __io, __tmperr); |
830 | |
831 | // GMT requires special effort. |
832 | if (__beg != __end && !__tmperr && __tmp == 0 |
833 | && (*__beg == __ctype.widen('-') |
834 | || *__beg == __ctype.widen('+'))) |
835 | { |
836 | __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2, |
837 | __io, __tmperr); |
838 | __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2, |
839 | __io, __tmperr); |
840 | } |
841 | } |
842 | else |
843 | __tmperr |= ios_base::failbit; |
844 | break; |
845 | default: |
846 | // Not recognized. |
847 | __tmperr |= ios_base::failbit; |
848 | } |
849 | } |
850 | else |
851 | { |
852 | // Verify format and input match, extract and discard. |
853 | if (__format[__i] == *__beg) |
854 | ++__beg; |
855 | else |
856 | __tmperr |= ios_base::failbit; |
857 | } |
858 | } |
859 | |
860 | if (__tmperr || __i != __len) |
861 | __err |= ios_base::failbit; |
862 | |
863 | return __beg; |
864 | } |
865 | |
866 | template<typename _CharT, typename _InIter> |
867 | _InIter |
868 | time_get<_CharT, _InIter>:: |
869 | (iter_type __beg, iter_type __end, int& __member, |
870 | int __min, int __max, size_t __len, |
871 | ios_base& __io, ios_base::iostate& __err) const |
872 | { |
873 | const locale& __loc = __io._M_getloc(); |
874 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
875 | |
876 | // As-is works for __len = 1, 2, 4, the values actually used. |
877 | int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1); |
878 | |
879 | ++__min; |
880 | size_t __i = 0; |
881 | int __value = 0; |
882 | for (; __beg != __end && __i < __len; ++__beg, (void)++__i) |
883 | { |
884 | const char __c = __ctype.narrow(*__beg, '*'); |
885 | if (__c >= '0' && __c <= '9') |
886 | { |
887 | __value = __value * 10 + (__c - '0'); |
888 | const int __valuec = __value * __mult; |
889 | if (__valuec > __max || __valuec + __mult < __min) |
890 | break; |
891 | __mult /= 10; |
892 | } |
893 | else |
894 | break; |
895 | } |
896 | if (__i == __len) |
897 | __member = __value; |
898 | // Special encoding for do_get_year, 'y', and 'Y' above. |
899 | else if (__len == 4 && __i == 2) |
900 | __member = __value - 100; |
901 | else |
902 | __err |= ios_base::failbit; |
903 | |
904 | return __beg; |
905 | } |
906 | |
907 | // Assumptions: |
908 | // All elements in __names are unique. |
909 | template<typename _CharT, typename _InIter> |
910 | _InIter |
911 | time_get<_CharT, _InIter>:: |
912 | (iter_type __beg, iter_type __end, int& __member, |
913 | const _CharT** __names, size_t __indexlen, |
914 | ios_base& __io, ios_base::iostate& __err) const |
915 | { |
916 | typedef char_traits<_CharT> __traits_type; |
917 | const locale& __loc = __io._M_getloc(); |
918 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
919 | |
920 | int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) |
921 | * __indexlen)); |
922 | size_t __nmatches = 0; |
923 | size_t __pos = 0; |
924 | bool __testvalid = true; |
925 | const char_type* __name; |
926 | |
927 | // Look for initial matches. |
928 | // NB: Some of the locale data is in the form of all lowercase |
929 | // names, and some is in the form of initially-capitalized |
930 | // names. Look for both. |
931 | if (__beg != __end) |
932 | { |
933 | const char_type __c = *__beg; |
934 | for (size_t __i1 = 0; __i1 < __indexlen; ++__i1) |
935 | if (__c == __names[__i1][0] |
936 | || __c == __ctype.toupper(__names[__i1][0])) |
937 | __matches[__nmatches++] = __i1; |
938 | } |
939 | |
940 | while (__nmatches > 1) |
941 | { |
942 | // Find smallest matching string. |
943 | size_t __minlen = __traits_type::length(__names[__matches[0]]); |
944 | for (size_t __i2 = 1; __i2 < __nmatches; ++__i2) |
945 | __minlen = std::min(__minlen, |
946 | __traits_type::length(__names[__matches[__i2]])); |
947 | ++__beg; |
948 | ++__pos; |
949 | if (__pos < __minlen && __beg != __end) |
950 | for (size_t __i3 = 0; __i3 < __nmatches;) |
951 | { |
952 | __name = __names[__matches[__i3]]; |
953 | if (!(__name[__pos] == *__beg)) |
954 | __matches[__i3] = __matches[--__nmatches]; |
955 | else |
956 | ++__i3; |
957 | } |
958 | else |
959 | break; |
960 | } |
961 | |
962 | if (__nmatches == 1) |
963 | { |
964 | // Make sure found name is completely extracted. |
965 | ++__beg; |
966 | ++__pos; |
967 | __name = __names[__matches[0]]; |
968 | const size_t __len = __traits_type::length(__name); |
969 | while (__pos < __len && __beg != __end && __name[__pos] == *__beg) |
970 | ++__beg, (void)++__pos; |
971 | |
972 | if (__len == __pos) |
973 | __member = __matches[0]; |
974 | else |
975 | __testvalid = false; |
976 | } |
977 | else |
978 | __testvalid = false; |
979 | if (!__testvalid) |
980 | __err |= ios_base::failbit; |
981 | |
982 | return __beg; |
983 | } |
984 | |
985 | template<typename _CharT, typename _InIter> |
986 | _InIter |
987 | time_get<_CharT, _InIter>:: |
988 | (iter_type __beg, iter_type __end, int& __member, |
989 | const _CharT** __names, size_t __indexlen, |
990 | ios_base& __io, ios_base::iostate& __err) const |
991 | { |
992 | typedef char_traits<_CharT> __traits_type; |
993 | const locale& __loc = __io._M_getloc(); |
994 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
995 | |
996 | int* __matches = static_cast<int*>(__builtin_alloca(2 * sizeof(int) |
997 | * __indexlen)); |
998 | size_t __nmatches = 0; |
999 | size_t* __matches_lengths = 0; |
1000 | size_t __pos = 0; |
1001 | |
1002 | if (__beg != __end) |
1003 | { |
1004 | const char_type __c = *__beg; |
1005 | for (size_t __i = 0; __i < 2 * __indexlen; ++__i) |
1006 | if (__c == __names[__i][0] |
1007 | || __c == __ctype.toupper(__names[__i][0])) |
1008 | __matches[__nmatches++] = __i; |
1009 | } |
1010 | |
1011 | if (__nmatches) |
1012 | { |
1013 | ++__beg; |
1014 | ++__pos; |
1015 | |
1016 | __matches_lengths |
1017 | = static_cast<size_t*>(__builtin_alloca(sizeof(size_t) |
1018 | * __nmatches)); |
1019 | for (size_t __i = 0; __i < __nmatches; ++__i) |
1020 | __matches_lengths[__i] |
1021 | = __traits_type::length(__names[__matches[__i]]); |
1022 | } |
1023 | |
1024 | for (; __beg != __end; ++__beg, (void)++__pos) |
1025 | { |
1026 | size_t __nskipped = 0; |
1027 | const char_type __c = *__beg; |
1028 | for (size_t __i = 0; __i < __nmatches;) |
1029 | { |
1030 | const char_type* __name = __names[__matches[__i]]; |
1031 | if (__pos >= __matches_lengths[__i]) |
1032 | ++__nskipped, ++__i; |
1033 | else if (!(__name[__pos] == __c)) |
1034 | { |
1035 | --__nmatches; |
1036 | __matches[__i] = __matches[__nmatches]; |
1037 | __matches_lengths[__i] = __matches_lengths[__nmatches]; |
1038 | } |
1039 | else |
1040 | ++__i; |
1041 | } |
1042 | if (__nskipped == __nmatches) |
1043 | break; |
1044 | } |
1045 | |
1046 | if ((__nmatches == 1 && __matches_lengths[0] == __pos) |
1047 | || (__nmatches == 2 && (__matches_lengths[0] == __pos |
1048 | || __matches_lengths[1] == __pos))) |
1049 | __member = (__matches[0] >= __indexlen |
1050 | ? __matches[0] - __indexlen : __matches[0]); |
1051 | else |
1052 | __err |= ios_base::failbit; |
1053 | |
1054 | return __beg; |
1055 | } |
1056 | |
1057 | template<typename _CharT, typename _InIter> |
1058 | _InIter |
1059 | time_get<_CharT, _InIter>:: |
1060 | do_get_time(iter_type __beg, iter_type __end, ios_base& __io, |
1061 | ios_base::iostate& __err, tm* __tm) const |
1062 | { |
1063 | const locale& __loc = __io._M_getloc(); |
1064 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
1065 | const char_type* __times[2]; |
1066 | __tp._M_time_formats(__times); |
1067 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1068 | __tm, __times[0]); |
1069 | if (__beg == __end) |
1070 | __err |= ios_base::eofbit; |
1071 | return __beg; |
1072 | } |
1073 | |
1074 | template<typename _CharT, typename _InIter> |
1075 | _InIter |
1076 | time_get<_CharT, _InIter>:: |
1077 | do_get_date(iter_type __beg, iter_type __end, ios_base& __io, |
1078 | ios_base::iostate& __err, tm* __tm) const |
1079 | { |
1080 | const locale& __loc = __io._M_getloc(); |
1081 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
1082 | const char_type* __dates[2]; |
1083 | __tp._M_date_formats(__dates); |
1084 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1085 | __tm, __dates[0]); |
1086 | if (__beg == __end) |
1087 | __err |= ios_base::eofbit; |
1088 | return __beg; |
1089 | } |
1090 | |
1091 | template<typename _CharT, typename _InIter> |
1092 | _InIter |
1093 | time_get<_CharT, _InIter>:: |
1094 | do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io, |
1095 | ios_base::iostate& __err, tm* __tm) const |
1096 | { |
1097 | const locale& __loc = __io._M_getloc(); |
1098 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
1099 | const char_type* __days[14]; |
1100 | __tp._M_days_abbreviated(__days); |
1101 | __tp._M_days(__days + 7); |
1102 | int __tmpwday; |
1103 | ios_base::iostate __tmperr = ios_base::goodbit; |
1104 | |
1105 | __beg = _M_extract_wday_or_month(__beg, __end, __tmpwday, __days, 7, |
1106 | __io, __tmperr); |
1107 | if (!__tmperr) |
1108 | __tm->tm_wday = __tmpwday; |
1109 | else |
1110 | __err |= ios_base::failbit; |
1111 | |
1112 | if (__beg == __end) |
1113 | __err |= ios_base::eofbit; |
1114 | return __beg; |
1115 | } |
1116 | |
1117 | template<typename _CharT, typename _InIter> |
1118 | _InIter |
1119 | time_get<_CharT, _InIter>:: |
1120 | do_get_monthname(iter_type __beg, iter_type __end, |
1121 | ios_base& __io, ios_base::iostate& __err, tm* __tm) const |
1122 | { |
1123 | const locale& __loc = __io._M_getloc(); |
1124 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
1125 | const char_type* __months[24]; |
1126 | __tp._M_months_abbreviated(__months); |
1127 | __tp._M_months(__months + 12); |
1128 | int __tmpmon; |
1129 | ios_base::iostate __tmperr = ios_base::goodbit; |
1130 | |
1131 | __beg = _M_extract_wday_or_month(__beg, __end, __tmpmon, __months, 12, |
1132 | __io, __tmperr); |
1133 | if (!__tmperr) |
1134 | __tm->tm_mon = __tmpmon; |
1135 | else |
1136 | __err |= ios_base::failbit; |
1137 | |
1138 | if (__beg == __end) |
1139 | __err |= ios_base::eofbit; |
1140 | return __beg; |
1141 | } |
1142 | |
1143 | template<typename _CharT, typename _InIter> |
1144 | _InIter |
1145 | time_get<_CharT, _InIter>:: |
1146 | do_get_year(iter_type __beg, iter_type __end, ios_base& __io, |
1147 | ios_base::iostate& __err, tm* __tm) const |
1148 | { |
1149 | int __tmpyear; |
1150 | ios_base::iostate __tmperr = ios_base::goodbit; |
1151 | |
1152 | __beg = _M_extract_num(__beg, __end, __tmpyear, 0, 9999, 4, |
1153 | __io, __tmperr); |
1154 | if (!__tmperr) |
1155 | __tm->tm_year = __tmpyear < 0 ? __tmpyear + 100 : __tmpyear - 1900; |
1156 | else |
1157 | __err |= ios_base::failbit; |
1158 | |
1159 | if (__beg == __end) |
1160 | __err |= ios_base::eofbit; |
1161 | return __beg; |
1162 | } |
1163 | |
1164 | #if __cplusplus >= 201103L |
1165 | template<typename _CharT, typename _InIter> |
1166 | inline |
1167 | _InIter |
1168 | time_get<_CharT, _InIter>:: |
1169 | get(iter_type __s, iter_type __end, ios_base& __io, |
1170 | ios_base::iostate& __err, tm* __tm, const char_type* __fmt, |
1171 | const char_type* __fmtend) const |
1172 | { |
1173 | const locale& __loc = __io._M_getloc(); |
1174 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
1175 | __err = ios_base::goodbit; |
1176 | while (__fmt != __fmtend && |
1177 | __err == ios_base::goodbit) |
1178 | { |
1179 | if (__s == __end) |
1180 | { |
1181 | __err = ios_base::eofbit | ios_base::failbit; |
1182 | break; |
1183 | } |
1184 | else if (__ctype.narrow(*__fmt, 0) == '%') |
1185 | { |
1186 | char __format; |
1187 | char __mod = 0; |
1188 | if (++__fmt == __fmtend) |
1189 | { |
1190 | __err = ios_base::failbit; |
1191 | break; |
1192 | } |
1193 | const char __c = __ctype.narrow(*__fmt, 0); |
1194 | if (__c != 'E' && __c != 'O') |
1195 | __format = __c; |
1196 | else if (++__fmt != __fmtend) |
1197 | { |
1198 | __mod = __c; |
1199 | __format = __ctype.narrow(*__fmt, 0); |
1200 | } |
1201 | else |
1202 | { |
1203 | __err = ios_base::failbit; |
1204 | break; |
1205 | } |
1206 | __s = this->do_get(__s, __end, __io, __err, __tm, __format, |
1207 | __mod); |
1208 | ++__fmt; |
1209 | } |
1210 | else if (__ctype.is(ctype_base::space, *__fmt)) |
1211 | { |
1212 | ++__fmt; |
1213 | while (__fmt != __fmtend && |
1214 | __ctype.is(ctype_base::space, *__fmt)) |
1215 | ++__fmt; |
1216 | |
1217 | while (__s != __end && |
1218 | __ctype.is(ctype_base::space, *__s)) |
1219 | ++__s; |
1220 | } |
1221 | // TODO real case-insensitive comparison |
1222 | else if (__ctype.tolower(*__s) == __ctype.tolower(*__fmt) || |
1223 | __ctype.toupper(*__s) == __ctype.toupper(*__fmt)) |
1224 | { |
1225 | ++__s; |
1226 | ++__fmt; |
1227 | } |
1228 | else |
1229 | { |
1230 | __err = ios_base::failbit; |
1231 | break; |
1232 | } |
1233 | } |
1234 | return __s; |
1235 | } |
1236 | |
1237 | template<typename _CharT, typename _InIter> |
1238 | inline |
1239 | _InIter |
1240 | time_get<_CharT, _InIter>:: |
1241 | do_get(iter_type __beg, iter_type __end, ios_base& __io, |
1242 | ios_base::iostate& __err, tm* __tm, |
1243 | char __format, char __mod) const |
1244 | { |
1245 | const locale& __loc = __io._M_getloc(); |
1246 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
1247 | __err = ios_base::goodbit; |
1248 | |
1249 | char_type __fmt[4]; |
1250 | __fmt[0] = __ctype.widen('%'); |
1251 | if (!__mod) |
1252 | { |
1253 | __fmt[1] = __format; |
1254 | __fmt[2] = char_type(); |
1255 | } |
1256 | else |
1257 | { |
1258 | __fmt[1] = __mod; |
1259 | __fmt[2] = __format; |
1260 | __fmt[3] = char_type(); |
1261 | } |
1262 | |
1263 | __beg = _M_extract_via_format(__beg, __end, __io, __err, __tm, __fmt); |
1264 | if (__beg == __end) |
1265 | __err |= ios_base::eofbit; |
1266 | return __beg; |
1267 | } |
1268 | |
1269 | #endif // __cplusplus >= 201103L |
1270 | |
1271 | template<typename _CharT, typename _OutIter> |
1272 | _OutIter |
1273 | time_put<_CharT, _OutIter>:: |
1274 | put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, |
1275 | const _CharT* __beg, const _CharT* __end) const |
1276 | { |
1277 | const locale& __loc = __io._M_getloc(); |
1278 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
1279 | for (; __beg != __end; ++__beg) |
1280 | if (__ctype.narrow(*__beg, 0) != '%') |
1281 | { |
1282 | *__s = *__beg; |
1283 | ++__s; |
1284 | } |
1285 | else if (++__beg != __end) |
1286 | { |
1287 | char __format; |
1288 | char __mod = 0; |
1289 | const char __c = __ctype.narrow(*__beg, 0); |
1290 | if (__c != 'E' && __c != 'O') |
1291 | __format = __c; |
1292 | else if (++__beg != __end) |
1293 | { |
1294 | __mod = __c; |
1295 | __format = __ctype.narrow(*__beg, 0); |
1296 | } |
1297 | else |
1298 | break; |
1299 | __s = this->do_put(__s, __io, __fill, __tm, __format, __mod); |
1300 | } |
1301 | else |
1302 | break; |
1303 | return __s; |
1304 | } |
1305 | |
1306 | template<typename _CharT, typename _OutIter> |
1307 | _OutIter |
1308 | time_put<_CharT, _OutIter>:: |
1309 | do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm, |
1310 | char __format, char __mod) const |
1311 | { |
1312 | const locale& __loc = __io._M_getloc(); |
1313 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
1314 | __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc); |
1315 | |
1316 | // NB: This size is arbitrary. Should this be a data member, |
1317 | // initialized at construction? |
1318 | const size_t __maxlen = 128; |
1319 | char_type __res[__maxlen]; |
1320 | |
1321 | // NB: In IEE 1003.1-200x, and perhaps other locale models, it |
1322 | // is possible that the format character will be longer than one |
1323 | // character. Possibilities include 'E' or 'O' followed by a |
1324 | // format character: if __mod is not the default argument, assume |
1325 | // it's a valid modifier. |
1326 | char_type __fmt[4]; |
1327 | __fmt[0] = __ctype.widen('%'); |
1328 | if (!__mod) |
1329 | { |
1330 | __fmt[1] = __format; |
1331 | __fmt[2] = char_type(); |
1332 | } |
1333 | else |
1334 | { |
1335 | __fmt[1] = __mod; |
1336 | __fmt[2] = __format; |
1337 | __fmt[3] = char_type(); |
1338 | } |
1339 | |
1340 | __tp._M_put(__res, __maxlen, __fmt, __tm); |
1341 | |
1342 | // Write resulting, fully-formatted string to output iterator. |
1343 | return std::__write(__s, __res, char_traits<char_type>::length(__res)); |
1344 | } |
1345 | |
1346 | |
1347 | // Inhibit implicit instantiations for required instantiations, |
1348 | // which are defined via explicit instantiations elsewhere. |
1349 | #if _GLIBCXX_EXTERN_TEMPLATE |
1350 | extern template class moneypunct<char, false>; |
1351 | extern template class moneypunct<char, true>; |
1352 | extern template class moneypunct_byname<char, false>; |
1353 | extern template class moneypunct_byname<char, true>; |
1354 | extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 money_get<char>; |
1355 | extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 money_put<char>; |
1356 | extern template class __timepunct<char>; |
1357 | extern template class time_put<char>; |
1358 | extern template class time_put_byname<char>; |
1359 | extern template class time_get<char>; |
1360 | extern template class time_get_byname<char>; |
1361 | extern template class messages<char>; |
1362 | extern template class messages_byname<char>; |
1363 | |
1364 | extern template |
1365 | const moneypunct<char, true>& |
1366 | use_facet<moneypunct<char, true> >(const locale&); |
1367 | |
1368 | extern template |
1369 | const moneypunct<char, false>& |
1370 | use_facet<moneypunct<char, false> >(const locale&); |
1371 | |
1372 | extern template |
1373 | const money_put<char>& |
1374 | use_facet<money_put<char> >(const locale&); |
1375 | |
1376 | extern template |
1377 | const money_get<char>& |
1378 | use_facet<money_get<char> >(const locale&); |
1379 | |
1380 | extern template |
1381 | const __timepunct<char>& |
1382 | use_facet<__timepunct<char> >(const locale&); |
1383 | |
1384 | extern template |
1385 | const time_put<char>& |
1386 | use_facet<time_put<char> >(const locale&); |
1387 | |
1388 | extern template |
1389 | const time_get<char>& |
1390 | use_facet<time_get<char> >(const locale&); |
1391 | |
1392 | extern template |
1393 | const messages<char>& |
1394 | use_facet<messages<char> >(const locale&); |
1395 | |
1396 | extern template |
1397 | bool |
1398 | has_facet<moneypunct<char> >(const locale&); |
1399 | |
1400 | extern template |
1401 | bool |
1402 | has_facet<money_put<char> >(const locale&); |
1403 | |
1404 | extern template |
1405 | bool |
1406 | has_facet<money_get<char> >(const locale&); |
1407 | |
1408 | extern template |
1409 | bool |
1410 | has_facet<__timepunct<char> >(const locale&); |
1411 | |
1412 | extern template |
1413 | bool |
1414 | has_facet<time_put<char> >(const locale&); |
1415 | |
1416 | extern template |
1417 | bool |
1418 | has_facet<time_get<char> >(const locale&); |
1419 | |
1420 | extern template |
1421 | bool |
1422 | has_facet<messages<char> >(const locale&); |
1423 | |
1424 | #ifdef _GLIBCXX_USE_WCHAR_T |
1425 | extern template class moneypunct<wchar_t, false>; |
1426 | extern template class moneypunct<wchar_t, true>; |
1427 | extern template class moneypunct_byname<wchar_t, false>; |
1428 | extern template class moneypunct_byname<wchar_t, true>; |
1429 | extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 money_get<wchar_t>; |
1430 | extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 money_put<wchar_t>; |
1431 | extern template class __timepunct<wchar_t>; |
1432 | extern template class time_put<wchar_t>; |
1433 | extern template class time_put_byname<wchar_t>; |
1434 | extern template class time_get<wchar_t>; |
1435 | extern template class time_get_byname<wchar_t>; |
1436 | extern template class messages<wchar_t>; |
1437 | extern template class messages_byname<wchar_t>; |
1438 | |
1439 | extern template |
1440 | const moneypunct<wchar_t, true>& |
1441 | use_facet<moneypunct<wchar_t, true> >(const locale&); |
1442 | |
1443 | extern template |
1444 | const moneypunct<wchar_t, false>& |
1445 | use_facet<moneypunct<wchar_t, false> >(const locale&); |
1446 | |
1447 | extern template |
1448 | const money_put<wchar_t>& |
1449 | use_facet<money_put<wchar_t> >(const locale&); |
1450 | |
1451 | extern template |
1452 | const money_get<wchar_t>& |
1453 | use_facet<money_get<wchar_t> >(const locale&); |
1454 | |
1455 | extern template |
1456 | const __timepunct<wchar_t>& |
1457 | use_facet<__timepunct<wchar_t> >(const locale&); |
1458 | |
1459 | extern template |
1460 | const time_put<wchar_t>& |
1461 | use_facet<time_put<wchar_t> >(const locale&); |
1462 | |
1463 | extern template |
1464 | const time_get<wchar_t>& |
1465 | use_facet<time_get<wchar_t> >(const locale&); |
1466 | |
1467 | extern template |
1468 | const messages<wchar_t>& |
1469 | use_facet<messages<wchar_t> >(const locale&); |
1470 | |
1471 | extern template |
1472 | bool |
1473 | has_facet<moneypunct<wchar_t> >(const locale&); |
1474 | |
1475 | extern template |
1476 | bool |
1477 | has_facet<money_put<wchar_t> >(const locale&); |
1478 | |
1479 | extern template |
1480 | bool |
1481 | has_facet<money_get<wchar_t> >(const locale&); |
1482 | |
1483 | extern template |
1484 | bool |
1485 | has_facet<__timepunct<wchar_t> >(const locale&); |
1486 | |
1487 | extern template |
1488 | bool |
1489 | has_facet<time_put<wchar_t> >(const locale&); |
1490 | |
1491 | extern template |
1492 | bool |
1493 | has_facet<time_get<wchar_t> >(const locale&); |
1494 | |
1495 | extern template |
1496 | bool |
1497 | has_facet<messages<wchar_t> >(const locale&); |
1498 | #endif |
1499 | #endif |
1500 | |
1501 | _GLIBCXX_END_NAMESPACE_VERSION |
1502 | } // namespace std |
1503 | |
1504 | #endif |
1505 | |