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725dc051 BK |
1 | // Locale support -*- C++ -*- |
2 | ||
101c5bc5 | 3 | // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
4b9aaf63 | 4 | // Free Software Foundation, Inc. |
725dc051 BK |
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 | |
83f51799 | 19 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
725dc051 BK |
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 | ||
0aa06b18 BK |
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 | */ | |
725dc051 | 35 | |
3d7c150e BK |
36 | #ifndef _LOCALE_FACETS_TCC |
37 | #define _LOCALE_FACETS_TCC 1 | |
725dc051 | 38 | |
3b794528 BK |
39 | #pragma GCC system_header |
40 | ||
ed6814f7 BI |
41 | #include <limits> // For numeric_limits |
42 | #include <typeinfo> // For bad_cast. | |
4b9aaf63 | 43 | #include <bits/streambuf_iterator.h> |
725dc051 | 44 | |
3cbc7af0 BK |
45 | _GLIBCXX_BEGIN_NAMESPACE(std) |
46 | ||
725dc051 BK |
47 | template<typename _Facet> |
48 | locale | |
ba317c52 | 49 | locale::combine(const locale& __other) const |
725dc051 | 50 | { |
1f46fc8e | 51 | _Impl* __tmp = new _Impl(*_M_impl, 1); |
155f6fbb PC |
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 | } | |
13f83598 | 61 | return locale(__tmp); |
725dc051 BK |
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 | { | |
725dc051 | 69 | typedef std::collate<_CharT> __collate_type; |
86ade44c BK |
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); | |
725dc051 BK |
73 | } |
74 | ||
3101fa3c JQ |
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. | |
3101fa3c | 85 | */ |
725dc051 | 86 | template<typename _Facet> |
0cd1de6f BK |
87 | inline bool |
88 | has_facet(const locale& __loc) throw() | |
725dc051 | 89 | { |
905df1fb | 90 | const size_t __i = _Facet::id._M_id(); |
064994a3 | 91 | const locale::facet** __facets = __loc._M_impl->_M_facets; |
0cd1de6f | 92 | return (__i < __loc._M_impl->_M_facets_size && __facets[__i]); |
725dc051 BK |
93 | } |
94 | ||
3101fa3c JQ |
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 | */ | |
725dc051 | 108 | template<typename _Facet> |
0cd1de6f BK |
109 | inline const _Facet& |
110 | use_facet(const locale& __loc) | |
725dc051 | 111 | { |
905df1fb | 112 | const size_t __i = _Facet::id._M_id(); |
064994a3 | 113 | const locale::facet** __facets = __loc._M_impl->_M_facets; |
0cd1de6f BK |
114 | if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i])) |
115 | __throw_bad_cast(); | |
116 | return static_cast<const _Facet&>(*__facets[__i]); | |
725dc051 BK |
117 | } |
118 | ||
215f9e28 BK |
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> | |
cde63840 BK |
122 | struct __use_cache |
123 | { | |
124 | const _Facet* | |
125 | operator() (const locale& __loc) const; | |
126 | }; | |
215f9e28 | 127 | |
586b5f20 | 128 | // Specializations. |
cde63840 BK |
129 | template<typename _CharT> |
130 | struct __use_cache<__numpunct_cache<_CharT> > | |
131 | { | |
132 | const __numpunct_cache<_CharT>* | |
133 | operator() (const locale& __loc) const | |
134 | { | |
905df1fb | 135 | const size_t __i = numpunct<_CharT>::id._M_id(); |
cde63840 BK |
136 | const locale::facet** __caches = __loc._M_impl->_M_caches; |
137 | if (!__caches[__i]) | |
138 | { | |
11f10e6b | 139 | __numpunct_cache<_CharT>* __tmp = NULL; |
cde63840 BK |
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 | }; | |
725dc051 | 155 | |
586b5f20 BK |
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; | |
eae6e95b PC |
196 | _M_use_grouping = (_M_grouping_size |
197 | && static_cast<signed char>(__np.grouping()[0]) > 0); | |
586b5f20 BK |
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; | |
eae6e95b PC |
232 | _M_use_grouping = (_M_grouping_size |
233 | && static_cast<signed char>(__mp.grouping()[0]) > 0); | |
586b5f20 BK |
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 | ||
47f62b27 PC |
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 | ||
1ab65677 | 275 | template<typename _CharT, typename _InIter> |
631ba05e | 276 | _InIter |
1ab65677 | 277 | num_get<_CharT, _InIter>:: |
86ade44c | 278 | _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io, |
823b4f7d | 279 | ios_base::iostate& __err, string& __xtrc) const |
725dc051 | 280 | { |
7942afdc | 281 | typedef char_traits<_CharT> __traits_type; |
a70c902e | 282 | typedef __numpunct_cache<_CharT> __cache_type; |
7942afdc BK |
283 | __use_cache<__cache_type> __uc; |
284 | const locale& __loc = __io._M_getloc(); | |
285 | const __cache_type* __lc = __uc(__loc); | |
286 | const _CharT* __lit = __lc->_M_atoms_in; | |
8dc5fa32 | 287 | char_type __c = char_type(); |
86ade44c | 288 | |
8dc5fa32 PC |
289 | // True if __beg becomes equal to __end. |
290 | bool __testeof = __beg == __end; | |
a827daa0 | 291 | |
4b9aaf63 | 292 | // First check for sign. |
8dc5fa32 | 293 | if (!__testeof) |
86ade44c | 294 | { |
8dc5fa32 | 295 | __c = *__beg; |
586b5f20 BK |
296 | const bool __plus = __c == __lit[__num_base::_S_iplus]; |
297 | if ((__plus || __c == __lit[__num_base::_S_iminus]) | |
ce345590 PC |
298 | && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) |
299 | && !(__c == __lc->_M_decimal_point)) | |
f20d2b78 | 300 | { |
0e1b98cc | 301 | __xtrc += __plus ? '+' : '-'; |
8dc5fa32 PC |
302 | if (++__beg != __end) |
303 | __c = *__beg; | |
304 | else | |
305 | __testeof = true; | |
f20d2b78 | 306 | } |
86ade44c | 307 | } |
ed6814f7 | 308 | |
a827daa0 | 309 | // Next, look for leading zeros. |
e597a4d3 | 310 | bool __found_mantissa = false; |
d04e9b7f | 311 | int __sep_pos = 0; |
8dc5fa32 | 312 | while (!__testeof) |
823b4f7d | 313 | { |
ce345590 PC |
314 | if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep |
315 | || __c == __lc->_M_decimal_point) | |
a827daa0 | 316 | break; |
586b5f20 | 317 | else if (__c == __lit[__num_base::_S_izero]) |
a827daa0 PC |
318 | { |
319 | if (!__found_mantissa) | |
320 | { | |
0e1b98cc | 321 | __xtrc += '0'; |
a827daa0 PC |
322 | __found_mantissa = true; |
323 | } | |
d04e9b7f PC |
324 | ++__sep_pos; |
325 | ||
8dc5fa32 PC |
326 | if (++__beg != __end) |
327 | __c = *__beg; | |
328 | else | |
329 | __testeof = true; | |
a827daa0 PC |
330 | } |
331 | else | |
332 | break; | |
823b4f7d | 333 | } |
86ade44c BK |
334 | |
335 | // Only need acceptable digits for floating point numbers. | |
86ade44c BK |
336 | bool __found_dec = false; |
337 | bool __found_sci = false; | |
86ade44c | 338 | string __found_grouping; |
a8ea7389 PC |
339 | if (__lc->_M_use_grouping) |
340 | __found_grouping.reserve(32); | |
8dc5fa32 | 341 | const char_type* __q; |
586b5f20 | 342 | const char_type* __lit_zero = __lit + __num_base::_S_izero; |
8dc5fa32 | 343 | while (!__testeof) |
86ade44c | 344 | { |
4f0c9c8a PC |
345 | // According to 22.2.2.1.2, p8-9, first look for thousands_sep |
346 | // and decimal_point. | |
ce345590 | 347 | if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) |
86ade44c | 348 | { |
4f0c9c8a | 349 | if (!__found_dec && !__found_sci) |
86ade44c | 350 | { |
4f0c9c8a PC |
351 | // NB: Thousands separator at the beginning of a string |
352 | // is a no-no, as is two consecutive thousands separators. | |
353 | if (__sep_pos) | |
354 | { | |
355 | __found_grouping += static_cast<char>(__sep_pos); | |
356 | __sep_pos = 0; | |
4f0c9c8a PC |
357 | } |
358 | else | |
359 | { | |
d04e9b7f PC |
360 | // NB: __convert_to_v will not assign __v and will |
361 | // set the failbit. | |
362 | __xtrc.clear(); | |
4f0c9c8a PC |
363 | break; |
364 | } | |
86ade44c | 365 | } |
4f0c9c8a PC |
366 | else |
367 | break; | |
86ade44c | 368 | } |
ce345590 | 369 | else if (__c == __lc->_M_decimal_point) |
4f0c9c8a PC |
370 | { |
371 | if (!__found_dec && !__found_sci) | |
372 | { | |
373 | // If no grouping chars are seen, no grouping check | |
374 | // is applied. Therefore __found_grouping is adjusted | |
375 | // only if decimal_point comes after some thousands_sep. | |
376 | if (__found_grouping.size()) | |
377 | __found_grouping += static_cast<char>(__sep_pos); | |
378 | __xtrc += '.'; | |
379 | __found_dec = true; | |
4f0c9c8a PC |
380 | } |
381 | else | |
382 | break; | |
383 | } | |
8dc5fa32 PC |
384 | else if ((__q = __traits_type::find(__lit_zero, 10, __c))) |
385 | { | |
386 | __xtrc += __num_base::_S_atoms_in[__q - __lit]; | |
387 | __found_mantissa = true; | |
388 | ++__sep_pos; | |
389 | } | |
390 | else if ((__c == __lit[__num_base::_S_ie] | |
391 | || __c == __lit[__num_base::_S_iE]) | |
d04e9b7f | 392 | && !__found_sci && __found_mantissa) |
86ade44c | 393 | { |
8dc5fa32 PC |
394 | // Scientific notation. |
395 | if (__found_grouping.size() && !__found_dec) | |
396 | __found_grouping += static_cast<char>(__sep_pos); | |
397 | __xtrc += 'e'; | |
398 | __found_sci = true; | |
399 | ||
400 | // Remove optional plus or minus sign, if they exist. | |
401 | if (++__beg != __end) | |
2347da64 | 402 | { |
8dc5fa32 PC |
403 | __c = *__beg; |
404 | const bool __plus = __c == __lit[__num_base::_S_iplus]; | |
405 | if ((__plus || __c == __lit[__num_base::_S_iminus]) | |
406 | && !(__lc->_M_use_grouping | |
407 | && __c == __lc->_M_thousands_sep) | |
408 | && !(__c == __lc->_M_decimal_point)) | |
409 | __xtrc += __plus ? '+' : '-'; | |
410 | else | |
411 | continue; | |
2347da64 | 412 | } |
8dc5fa32 | 413 | else |
86ade44c | 414 | { |
8dc5fa32 PC |
415 | __testeof = true; |
416 | break; | |
86ade44c | 417 | } |
86ade44c | 418 | } |
8dc5fa32 PC |
419 | else |
420 | // Not a valid input item. | |
421 | break; | |
422 | ||
423 | if (++__beg != __end) | |
424 | __c = *__beg; | |
425 | else | |
426 | __testeof = true; | |
86ade44c BK |
427 | } |
428 | ||
429 | // Digit grouping is checked. If grouping and found_grouping don't | |
430 | // match, then get very very upset, and set failbit. | |
6d4925e3 | 431 | if (__found_grouping.size()) |
86ade44c | 432 | { |
0e1b98cc PC |
433 | // Add the ending grouping if a decimal or 'e'/'E' wasn't found. |
434 | if (!__found_dec && !__found_sci) | |
86ade44c | 435 | __found_grouping += static_cast<char>(__sep_pos); |
7942afdc | 436 | |
586b5f20 BK |
437 | if (!std::__verify_grouping(__lc->_M_grouping, |
438 | __lc->_M_grouping_size, | |
47f62b27 | 439 | __found_grouping)) |
823b4f7d | 440 | __err |= ios_base::failbit; |
86ade44c BK |
441 | } |
442 | ||
7942afdc | 443 | // Finish up. |
8dc5fa32 | 444 | if (__testeof) |
86ade44c | 445 | __err |= ios_base::eofbit; |
631ba05e | 446 | return __beg; |
725dc051 BK |
447 | } |
448 | ||
44ecf603 PC |
449 | template<typename _ValueT> |
450 | struct __to_unsigned_type | |
451 | { typedef _ValueT __type; }; | |
452 | ||
453 | template<> | |
454 | struct __to_unsigned_type<long> | |
455 | { typedef unsigned long __type; }; | |
456 | ||
457 | #ifdef _GLIBCXX_USE_LONG_LONG | |
458 | template<> | |
459 | struct __to_unsigned_type<long long> | |
460 | { typedef unsigned long long __type; }; | |
461 | #endif | |
462 | ||
86ade44c | 463 | template<typename _CharT, typename _InIter> |
ed6814f7 | 464 | template<typename _ValueT> |
0fa96a60 PC |
465 | _InIter |
466 | num_get<_CharT, _InIter>:: | |
467 | _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io, | |
468 | ios_base::iostate& __err, _ValueT& __v) const | |
469 | { | |
44ecf603 | 470 | typedef char_traits<_CharT> __traits_type; |
a70c902e PC |
471 | typedef typename __to_unsigned_type<_ValueT>::__type __unsigned_type; |
472 | typedef __numpunct_cache<_CharT> __cache_type; | |
0fa96a60 PC |
473 | __use_cache<__cache_type> __uc; |
474 | const locale& __loc = __io._M_getloc(); | |
475 | const __cache_type* __lc = __uc(__loc); | |
476 | const _CharT* __lit = __lc->_M_atoms_in; | |
e597a4d3 | 477 | char_type __c = char_type(); |
86ade44c | 478 | |
0fa96a60 | 479 | // NB: Iff __basefield == 0, __base can change based on contents. |
a8ea7389 PC |
480 | const ios_base::fmtflags __basefield = __io.flags() |
481 | & ios_base::basefield; | |
0fa96a60 PC |
482 | const bool __oct = __basefield == ios_base::oct; |
483 | int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10); | |
86ade44c | 484 | |
e597a4d3 PC |
485 | // True if __beg becomes equal to __end. |
486 | bool __testeof = __beg == __end; | |
0fa96a60 PC |
487 | |
488 | // First check for sign. | |
489 | bool __negative = false; | |
e597a4d3 | 490 | if (!__testeof) |
ed6814f7 | 491 | { |
e597a4d3 | 492 | __c = *__beg; |
1f3adac2 | 493 | if (numeric_limits<_ValueT>::is_signed) |
586b5f20 BK |
494 | __negative = __c == __lit[__num_base::_S_iminus]; |
495 | if ((__negative || __c == __lit[__num_base::_S_iplus]) | |
ce345590 PC |
496 | && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) |
497 | && !(__c == __lc->_M_decimal_point)) | |
e597a4d3 PC |
498 | { |
499 | if (++__beg != __end) | |
500 | __c = *__beg; | |
501 | else | |
502 | __testeof = true; | |
503 | } | |
0fa96a60 | 504 | } |
86ade44c | 505 | |
0fa96a60 PC |
506 | // Next, look for leading zeros and check required digits |
507 | // for base formats. | |
e597a4d3 | 508 | bool __found_zero = false; |
d04e9b7f | 509 | int __sep_pos = 0; |
e597a4d3 | 510 | while (!__testeof) |
0fa96a60 | 511 | { |
ce345590 PC |
512 | if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep |
513 | || __c == __lc->_M_decimal_point) | |
a827daa0 | 514 | break; |
586b5f20 | 515 | else if (__c == __lit[__num_base::_S_izero] |
e597a4d3 | 516 | && (!__found_zero || __base == 10)) |
0fa96a60 | 517 | { |
d04e9b7f PC |
518 | __found_zero = true; |
519 | ++__sep_pos; | |
520 | if (__basefield == 0) | |
521 | __base = 8; | |
522 | if (__base == 8) | |
523 | __sep_pos = 0; | |
524 | } | |
525 | else if (__found_zero | |
526 | && (__c == __lit[__num_base::_S_ix] | |
527 | || __c == __lit[__num_base::_S_iX])) | |
528 | { | |
529 | if (__basefield == 0) | |
530 | __base = 16; | |
531 | if (__base == 16) | |
0fa96a60 | 532 | { |
d04e9b7f PC |
533 | __found_zero = false; |
534 | __sep_pos = 0; | |
e597a4d3 PC |
535 | } |
536 | else | |
d04e9b7f | 537 | break; |
0fa96a60 | 538 | } |
a827daa0 PC |
539 | else |
540 | break; | |
86ade44c | 541 | |
e597a4d3 PC |
542 | if (++__beg != __end) |
543 | { | |
544 | __c = *__beg; | |
545 | if (!__found_zero) | |
546 | break; | |
547 | } | |
548 | else | |
549 | __testeof = true; | |
550 | } | |
551 | ||
0fa96a60 PC |
552 | // At this point, base is determined. If not hex, only allow |
553 | // base digits as valid input. | |
fea6ecb7 PC |
554 | const size_t __len = (__base == 16 ? __num_base::_S_iend |
555 | - __num_base::_S_izero : __base); | |
0fa96a60 PC |
556 | |
557 | // Extract. | |
558 | string __found_grouping; | |
a8ea7389 PC |
559 | if (__lc->_M_use_grouping) |
560 | __found_grouping.reserve(32); | |
d04e9b7f | 561 | bool __testfail = false; |
44ecf603 PC |
562 | const __unsigned_type __max = __negative ? |
563 | -numeric_limits<_ValueT>::min() : numeric_limits<_ValueT>::max(); | |
564 | const __unsigned_type __smax = __max / __base; | |
565 | __unsigned_type __result = 0; | |
e597a4d3 | 566 | const char_type* __q; |
586b5f20 | 567 | const char_type* __lit_zero = __lit + __num_base::_S_izero; |
44ecf603 | 568 | while (!__testeof) |
0fa96a60 | 569 | { |
44ecf603 PC |
570 | // According to 22.2.2.1.2, p8-9, first look for thousands_sep |
571 | // and decimal_point. | |
572 | if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) | |
0fa96a60 | 573 | { |
44ecf603 PC |
574 | // NB: Thousands separator at the beginning of a string |
575 | // is a no-no, as is two consecutive thousands separators. | |
576 | if (__sep_pos) | |
cc16f8b9 | 577 | { |
44ecf603 PC |
578 | __found_grouping += static_cast<char>(__sep_pos); |
579 | __sep_pos = 0; | |
cc16f8b9 | 580 | } |
44ecf603 | 581 | else |
0fa96a60 | 582 | { |
d04e9b7f | 583 | __testfail = true; |
44ecf603 | 584 | break; |
0fa96a60 | 585 | } |
cc16f8b9 | 586 | } |
44ecf603 PC |
587 | else if (__c == __lc->_M_decimal_point) |
588 | break; | |
589 | else if ((__q = __traits_type::find(__lit_zero, __len, __c))) | |
cc16f8b9 | 590 | { |
44ecf603 PC |
591 | int __digit = __q - __lit_zero; |
592 | if (__digit > 15) | |
593 | __digit -= 6; | |
594 | if (__result > __smax) | |
d04e9b7f | 595 | __testfail = true; |
44ecf603 | 596 | else |
0fa96a60 | 597 | { |
44ecf603 | 598 | __result *= __base; |
d04e9b7f | 599 | __testfail |= __result > __max - __digit; |
44ecf603 PC |
600 | __result += __digit; |
601 | ++__sep_pos; | |
0fa96a60 | 602 | } |
0fa96a60 | 603 | } |
44ecf603 PC |
604 | else |
605 | // Not a valid input item. | |
606 | break; | |
607 | ||
608 | if (++__beg != __end) | |
609 | __c = *__beg; | |
610 | else | |
611 | __testeof = true; | |
0fa96a60 | 612 | } |
86ade44c | 613 | |
0fa96a60 PC |
614 | // Digit grouping is checked. If grouping and found_grouping don't |
615 | // match, then get very very upset, and set failbit. | |
6d4925e3 | 616 | if (__found_grouping.size()) |
0fa96a60 PC |
617 | { |
618 | // Add the ending grouping. | |
619 | __found_grouping += static_cast<char>(__sep_pos); | |
ed6814f7 | 620 | |
a8ea7389 PC |
621 | if (!std::__verify_grouping(__lc->_M_grouping, |
622 | __lc->_M_grouping_size, | |
47f62b27 | 623 | __found_grouping)) |
0fa96a60 PC |
624 | __err |= ios_base::failbit; |
625 | } | |
7942afdc | 626 | |
d04e9b7f PC |
627 | if (!__testfail && (__sep_pos || __found_zero |
628 | || __found_grouping.size())) | |
44ecf603 | 629 | __v = __negative ? -__result : __result; |
0fa96a60 PC |
630 | else |
631 | __err |= ios_base::failbit; | |
86ade44c | 632 | |
e597a4d3 | 633 | if (__testeof) |
0fa96a60 PC |
634 | __err |= ios_base::eofbit; |
635 | return __beg; | |
636 | } | |
1ab65677 | 637 | |
f5677b15 PC |
638 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
639 | // 17. Bad bool parsing | |
1ab65677 BK |
640 | template<typename _CharT, typename _InIter> |
641 | _InIter | |
642 | num_get<_CharT, _InIter>:: | |
643 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
644 | ios_base::iostate& __err, bool& __v) const | |
725dc051 | 645 | { |
1ab65677 | 646 | if (!(__io.flags() & ios_base::boolalpha)) |
725dc051 | 647 | { |
0fa96a60 | 648 | // Parse bool values as long. |
1ab65677 BK |
649 | // NB: We can't just call do_get(long) here, as it might |
650 | // refer to a derived class. | |
0fa96a60 PC |
651 | long __l = -1; |
652 | __beg = _M_extract_int(__beg, __end, __io, __err, __l); | |
653 | if (__l == 0 || __l == 1) | |
654 | __v = __l; | |
655 | else | |
1ab65677 BK |
656 | __err |= ios_base::failbit; |
657 | } | |
1ab65677 | 658 | else |
725dc051 | 659 | { |
7942afdc | 660 | // Parse bool values as alphanumeric. |
a70c902e | 661 | typedef __numpunct_cache<_CharT> __cache_type; |
7942afdc BK |
662 | __use_cache<__cache_type> __uc; |
663 | const locale& __loc = __io._M_getloc(); | |
664 | const __cache_type* __lc = __uc(__loc); | |
86ade44c | 665 | |
ca13fb7f PC |
666 | bool __testf = true; |
667 | bool __testt = true; | |
668 | size_t __n; | |
eba7452b PC |
669 | bool __testeof = __beg == __end; |
670 | for (__n = 0; !__testeof; ++__n) | |
1ab65677 | 671 | { |
53a8d0f0 PC |
672 | const char_type __c = *__beg; |
673 | ||
ca13fb7f | 674 | if (__testf) |
47f62b27 | 675 | if (__n < __lc->_M_falsename_size) |
53a8d0f0 | 676 | __testf = __c == __lc->_M_falsename[__n]; |
ca13fb7f PC |
677 | else |
678 | break; | |
7942afdc | 679 | |
ca13fb7f | 680 | if (__testt) |
47f62b27 | 681 | if (__n < __lc->_M_truename_size) |
53a8d0f0 | 682 | __testt = __c == __lc->_M_truename[__n]; |
ca13fb7f PC |
683 | else |
684 | break; | |
7942afdc | 685 | |
ca13fb7f | 686 | if (!__testf && !__testt) |
ed6814f7 | 687 | break; |
eba7452b PC |
688 | |
689 | if (++__beg == __end) | |
690 | __testeof = true; | |
1ab65677 | 691 | } |
47f62b27 | 692 | if (__testf && __n == __lc->_M_falsename_size) |
ca13fb7f | 693 | __v = 0; |
47f62b27 | 694 | else if (__testt && __n == __lc->_M_truename_size) |
ca13fb7f PC |
695 | __v = 1; |
696 | else | |
697 | __err |= ios_base::failbit; | |
698 | ||
eba7452b | 699 | if (__testeof) |
1ab65677 | 700 | __err |= ios_base::eofbit; |
725dc051 | 701 | } |
1ab65677 | 702 | return __beg; |
725dc051 BK |
703 | } |
704 | ||
1ab65677 BK |
705 | template<typename _CharT, typename _InIter> |
706 | _InIter | |
707 | num_get<_CharT, _InIter>:: | |
708 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
709 | ios_base::iostate& __err, long& __v) const | |
0fa96a60 | 710 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
fb678854 | 711 | |
1ab65677 BK |
712 | template<typename _CharT, typename _InIter> |
713 | _InIter | |
714 | num_get<_CharT, _InIter>:: | |
715 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
86ade44c | 716 | ios_base::iostate& __err, unsigned short& __v) const |
ed6814f7 | 717 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
fb678854 | 718 | |
1ab65677 BK |
719 | template<typename _CharT, typename _InIter> |
720 | _InIter | |
721 | num_get<_CharT, _InIter>:: | |
722 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
86ade44c | 723 | ios_base::iostate& __err, unsigned int& __v) const |
0fa96a60 | 724 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
fb678854 | 725 | |
1ab65677 BK |
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, | |
86ade44c | 730 | ios_base::iostate& __err, unsigned long& __v) const |
0fa96a60 | 731 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
69971cd8 | 732 | |
3d7c150e | 733 | #ifdef _GLIBCXX_USE_LONG_LONG |
1ab65677 BK |
734 | template<typename _CharT, typename _InIter> |
735 | _InIter | |
736 | num_get<_CharT, _InIter>:: | |
737 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
86ade44c | 738 | ios_base::iostate& __err, long long& __v) const |
0fa96a60 | 739 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
69971cd8 | 740 | |
1ab65677 BK |
741 | template<typename _CharT, typename _InIter> |
742 | _InIter | |
743 | num_get<_CharT, _InIter>:: | |
744 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
745 | ios_base::iostate& __err, unsigned long long& __v) const | |
0fa96a60 | 746 | { return _M_extract_int(__beg, __end, __io, __err, __v); } |
1ab65677 | 747 | #endif |
69971cd8 | 748 | |
725dc051 | 749 | template<typename _CharT, typename _InIter> |
1ab65677 | 750 | _InIter |
725dc051 | 751 | num_get<_CharT, _InIter>:: |
ed6814f7 | 752 | do_get(iter_type __beg, iter_type __end, ios_base& __io, |
86ade44c | 753 | ios_base::iostate& __err, float& __v) const |
725dc051 | 754 | { |
823b4f7d BK |
755 | string __xtrc; |
756 | __xtrc.reserve(32); | |
631ba05e | 757 | __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); |
0fa96a60 | 758 | std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); |
1ab65677 BK |
759 | return __beg; |
760 | } | |
725dc051 | 761 | |
725dc051 BK |
762 | template<typename _CharT, typename _InIter> |
763 | _InIter | |
764 | num_get<_CharT, _InIter>:: | |
765 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
1ab65677 | 766 | ios_base::iostate& __err, double& __v) const |
725dc051 | 767 | { |
823b4f7d BK |
768 | string __xtrc; |
769 | __xtrc.reserve(32); | |
631ba05e | 770 | __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); |
8ae81136 | 771 | std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); |
725dc051 BK |
772 | return __beg; |
773 | } | |
774 | ||
775 | template<typename _CharT, typename _InIter> | |
776 | _InIter | |
777 | num_get<_CharT, _InIter>:: | |
778 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
1ab65677 | 779 | ios_base::iostate& __err, long double& __v) const |
725dc051 | 780 | { |
823b4f7d BK |
781 | string __xtrc; |
782 | __xtrc.reserve(32); | |
631ba05e | 783 | __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); |
8ae81136 | 784 | std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); |
725dc051 BK |
785 | return __beg; |
786 | } | |
787 | ||
725dc051 BK |
788 | template<typename _CharT, typename _InIter> |
789 | _InIter | |
790 | num_get<_CharT, _InIter>:: | |
791 | do_get(iter_type __beg, iter_type __end, ios_base& __io, | |
1ab65677 | 792 | ios_base::iostate& __err, void*& __v) const |
725dc051 | 793 | { |
7942afdc | 794 | // Prepare for hex formatted input. |
1ab65677 | 795 | typedef ios_base::fmtflags fmtflags; |
905df1fb | 796 | const fmtflags __fmt = __io.flags(); |
d8ef7dec | 797 | __io.flags(__fmt & ~ios_base::basefield | ios_base::hex); |
1ab65677 | 798 | |
0fa96a60 PC |
799 | unsigned long __ul; |
800 | __beg = _M_extract_int(__beg, __end, __io, __err, __ul); | |
725dc051 | 801 | |
7942afdc | 802 | // Reset from hex formatted input. |
1ab65677 | 803 | __io.flags(__fmt); |
4b9aaf63 | 804 | |
4b9aaf63 BK |
805 | if (!(__err & ios_base::failbit)) |
806 | __v = reinterpret_cast<void*>(__ul); | |
725dc051 BK |
807 | return __beg; |
808 | } | |
725dc051 | 809 | |
ce3039af JQ |
810 | // For use by integer and floating-point types after they have been |
811 | // converted into a char_type string. | |
812 | template<typename _CharT, typename _OutIter> | |
813 | void | |
814 | num_put<_CharT, _OutIter>:: | |
ed6814f7 | 815 | _M_pad(_CharT __fill, streamsize __w, ios_base& __io, |
ce3039af JQ |
816 | _CharT* __new, const _CharT* __cs, int& __len) const |
817 | { | |
818 | // [22.2.2.2.2] Stage 3. | |
819 | // If necessary, pad. | |
ed6814f7 | 820 | __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs, |
ce3039af JQ |
821 | __w, __len, true); |
822 | __len = static_cast<int>(__w); | |
823 | } | |
824 | ||
8637038a PC |
825 | // Forwarding functions to peel signed from unsigned integer types and |
826 | // either cast or compute the absolute value for the former, depending | |
827 | // on __basefield. | |
ce3039af JQ |
828 | template<typename _CharT> |
829 | inline int | |
3c21d6e0 PC |
830 | __int_to_char(_CharT* __bufend, long __v, const _CharT* __lit, |
831 | ios_base::fmtflags __flags) | |
ce3039af | 832 | { |
8637038a PC |
833 | unsigned long __ul = __v; |
834 | const ios_base::fmtflags __basefield = __flags & ios_base::basefield; | |
835 | if (__builtin_expect(__basefield != ios_base::oct | |
836 | && __basefield != ios_base::hex, true)) | |
837 | __ul = __v < 0 ? -__v : __ul; | |
101c5bc5 | 838 | return __int_to_char(__bufend, __ul, __lit, __flags, false); |
ce3039af JQ |
839 | } |
840 | ||
841 | template<typename _CharT> | |
842 | inline int | |
3c21d6e0 PC |
843 | __int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit, |
844 | ios_base::fmtflags __flags) | |
101c5bc5 | 845 | { return __int_to_char(__bufend, __v, __lit, __flags, false); } |
ce3039af | 846 | |
3d7c150e | 847 | #ifdef _GLIBCXX_USE_LONG_LONG |
ce3039af JQ |
848 | template<typename _CharT> |
849 | inline int | |
3c21d6e0 PC |
850 | __int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit, |
851 | ios_base::fmtflags __flags) | |
ed6814f7 | 852 | { |
8637038a PC |
853 | unsigned long long __ull = __v; |
854 | const ios_base::fmtflags __basefield = __flags & ios_base::basefield; | |
855 | if (__builtin_expect(__basefield != ios_base::oct | |
856 | && __basefield != ios_base::hex, true)) | |
857 | __ull = __v < 0 ? -__v : __ull; | |
101c5bc5 | 858 | return __int_to_char(__bufend, __ull, __lit, __flags, false); |
ce3039af JQ |
859 | } |
860 | ||
861 | template<typename _CharT> | |
862 | inline int | |
586b5f20 BK |
863 | __int_to_char(_CharT* __bufend, unsigned long long __v, |
864 | const _CharT* __lit, ios_base::fmtflags __flags) | |
101c5bc5 | 865 | { return __int_to_char(__bufend, __v, __lit, __flags, false); } |
ce3039af | 866 | #endif |
ed6814f7 | 867 | |
101c5bc5 | 868 | // N.B. The last argument is currently unused (see libstdc++/20914). |
ce3039af JQ |
869 | template<typename _CharT, typename _ValueT> |
870 | int | |
3c21d6e0 | 871 | __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit, |
101c5bc5 | 872 | ios_base::fmtflags __flags, bool) |
ce3039af | 873 | { |
ce3039af | 874 | const ios_base::fmtflags __basefield = __flags & ios_base::basefield; |
101c5bc5 | 875 | _CharT* __buf = __bufend; |
ce3039af | 876 | |
101c5bc5 PC |
877 | if (__builtin_expect(__basefield != ios_base::oct |
878 | && __basefield != ios_base::hex, true)) | |
d542f114 BK |
879 | { |
880 | // Decimal. | |
ed6814f7 | 881 | do |
d542f114 | 882 | { |
101c5bc5 | 883 | *--__buf = __lit[(__v % 10) + __num_base::_S_odigits]; |
d542f114 | 884 | __v /= 10; |
ed6814f7 | 885 | } |
d542f114 | 886 | while (__v != 0); |
d542f114 | 887 | } |
5b577977 | 888 | else if (__basefield == ios_base::oct) |
ce3039af JQ |
889 | { |
890 | // Octal. | |
ed6814f7 | 891 | do |
ce3039af | 892 | { |
101c5bc5 | 893 | *--__buf = __lit[(__v & 0x7) + __num_base::_S_odigits]; |
ce3039af | 894 | __v >>= 3; |
ed6814f7 | 895 | } |
ce3039af | 896 | while (__v != 0); |
ce3039af | 897 | } |
d542f114 | 898 | else |
ce3039af JQ |
899 | { |
900 | // Hex. | |
901 | const bool __uppercase = __flags & ios_base::uppercase; | |
ed6814f7 | 902 | const int __case_offset = __uppercase ? __num_base::_S_oudigits |
905df1fb | 903 | : __num_base::_S_odigits; |
ed6814f7 | 904 | do |
ce3039af | 905 | { |
101c5bc5 | 906 | *--__buf = __lit[(__v & 0xf) + __case_offset]; |
ce3039af | 907 | __v >>= 4; |
ed6814f7 | 908 | } |
ce3039af | 909 | while (__v != 0); |
ce3039af | 910 | } |
101c5bc5 | 911 | return __bufend - __buf; |
ce3039af JQ |
912 | } |
913 | ||
914 | template<typename _CharT, typename _OutIter> | |
915 | void | |
916 | num_put<_CharT, _OutIter>:: | |
47f62b27 | 917 | _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep, |
101c5bc5 | 918 | ios_base&, _CharT* __new, _CharT* __cs, int& __len) const |
ce3039af | 919 | { |
101c5bc5 PC |
920 | _CharT* __p = std::__add_grouping(__new, __sep, __grouping, |
921 | __grouping_size, __cs, __cs + __len); | |
ce3039af JQ |
922 | __len = __p - __new; |
923 | } | |
101c5bc5 | 924 | |
ce3039af JQ |
925 | template<typename _CharT, typename _OutIter> |
926 | template<typename _ValueT> | |
927 | _OutIter | |
928 | num_put<_CharT, _OutIter>:: | |
ed6814f7 | 929 | _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill, |
0fa96a60 | 930 | _ValueT __v) const |
ce3039af | 931 | { |
a70c902e | 932 | typedef __numpunct_cache<_CharT> __cache_type; |
cde63840 | 933 | __use_cache<__cache_type> __uc; |
215f9e28 | 934 | const locale& __loc = __io._M_getloc(); |
cde63840 BK |
935 | const __cache_type* __lc = __uc(__loc); |
936 | const _CharT* __lit = __lc->_M_atoms_out; | |
101c5bc5 | 937 | const ios_base::fmtflags __flags = __io.flags(); |
ce3039af | 938 | |
ed6814f7 | 939 | // Long enough to hold hex, dec, and octal representations. |
101c5bc5 | 940 | const int __ilen = 5 * sizeof(_ValueT); |
ed6814f7 | 941 | _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) |
ce3039af | 942 | * __ilen)); |
a761195b | 943 | |
ce3039af JQ |
944 | // [22.2.2.2.2] Stage 1, numeric conversion to character. |
945 | // Result is returned right-justified in the buffer. | |
101c5bc5 | 946 | int __len = __int_to_char(__cs + __ilen, __v, __lit, __flags); |
a761195b | 947 | __cs += __ilen - __len; |
ed6814f7 BI |
948 | |
949 | // Add grouping, if necessary. | |
cde63840 | 950 | if (__lc->_M_use_grouping) |
ce3039af | 951 | { |
101c5bc5 PC |
952 | // Grouping can add (almost) as many separators as the number |
953 | // of digits + space is reserved for numeric base or sign. | |
ed6814f7 | 954 | _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) |
101c5bc5 PC |
955 | * (__len + 1) |
956 | * 2)); | |
47f62b27 | 957 | _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size, |
101c5bc5 PC |
958 | __lc->_M_thousands_sep, __io, __cs2 + 2, __cs, __len); |
959 | __cs = __cs2 + 2; | |
960 | } | |
961 | ||
962 | // Complete Stage 1, prepend numeric base or sign. | |
963 | const ios_base::fmtflags __basefield = __flags & ios_base::basefield; | |
964 | if (__builtin_expect(__basefield != ios_base::oct | |
965 | && __basefield != ios_base::hex, true)) | |
966 | { | |
967 | // Decimal. | |
968 | if (__v > 0) | |
969 | { | |
970 | if (__flags & ios_base::showpos | |
971 | && numeric_limits<_ValueT>::is_signed) | |
972 | *--__cs = __lit[__num_base::_S_oplus], ++__len; | |
973 | } | |
974 | else if (__v) | |
975 | *--__cs = __lit[__num_base::_S_ominus], ++__len; | |
976 | } | |
8637038a | 977 | else if (__flags & ios_base::showbase && __v) |
101c5bc5 | 978 | { |
8637038a | 979 | if (__basefield == ios_base::oct) |
101c5bc5 | 980 | *--__cs = __lit[__num_base::_S_odigits], ++__len; |
8637038a | 981 | else |
101c5bc5 PC |
982 | { |
983 | // 'x' or 'X' | |
984 | const bool __uppercase = __flags & ios_base::uppercase; | |
985 | *--__cs = __lit[__num_base::_S_ox + __uppercase]; | |
986 | // '0' | |
987 | *--__cs = __lit[__num_base::_S_odigits]; | |
988 | __len += 2; | |
989 | } | |
ce3039af | 990 | } |
ed6814f7 | 991 | |
ce3039af | 992 | // Pad. |
905df1fb | 993 | const streamsize __w = __io.width(); |
ce3039af JQ |
994 | if (__w > static_cast<streamsize>(__len)) |
995 | { | |
ed6814f7 | 996 | _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) |
f6a7db9e | 997 | * __w)); |
ce3039af JQ |
998 | _M_pad(__fill, __w, __io, __cs3, __cs, __len); |
999 | __cs = __cs3; | |
1000 | } | |
1001 | __io.width(0); | |
1002 | ||
1003 | // [22.2.2.2.2] Stage 4. | |
1004 | // Write resulting, fully-formatted string to output iterator. | |
391cfc46 | 1005 | return std::__write(__s, __cs, __len); |
ed6814f7 | 1006 | } |
ce3039af JQ |
1007 | |
1008 | template<typename _CharT, typename _OutIter> | |
1009 | void | |
1010 | num_put<_CharT, _OutIter>:: | |
a8ea7389 PC |
1011 | _M_group_float(const char* __grouping, size_t __grouping_size, |
1012 | _CharT __sep, const _CharT* __p, _CharT* __new, | |
1013 | _CharT* __cs, int& __len) const | |
ce3039af | 1014 | { |
f5677b15 PC |
1015 | // _GLIBCXX_RESOLVE_LIB_DEFECTS |
1016 | // 282. What types does numpunct grouping refer to? | |
ed6814f7 | 1017 | // Add grouping, if necessary. |
a761195b | 1018 | const int __declen = __p ? __p - __cs : __len; |
23d4fa49 PC |
1019 | _CharT* __p2 = std::__add_grouping(__new, __sep, __grouping, |
1020 | __grouping_size, | |
1021 | __cs, __cs + __declen); | |
ed6814f7 | 1022 | |
ce3039af JQ |
1023 | // Tack on decimal part. |
1024 | int __newlen = __p2 - __new; | |
1025 | if (__p) | |
1026 | { | |
1027 | char_traits<_CharT>::copy(__p2, __p, __len - __declen); | |
1028 | __newlen += __len - __declen; | |
ed6814f7 | 1029 | } |
ce3039af | 1030 | __len = __newlen; |
ce3039af JQ |
1031 | } |
1032 | ||
1033 | // The following code uses snprintf (or sprintf(), when | |
3d7c150e | 1034 | // _GLIBCXX_USE_C99 is not defined) to convert floating point values |
ce3039af JQ |
1035 | // for insertion into a stream. An optimization would be to replace |
1036 | // them with code that works directly on a wide buffer and then use | |
1037 | // __pad to do the padding. It would be good to replace them anyway | |
1038 | // to gain back the efficiency that C++ provides by knowing up front | |
1039 | // the type of the values to insert. Also, sprintf is dangerous | |
1040 | // since may lead to accidental buffer overruns. This | |
1041 | // implementation follows the C++ standard fairly directly as | |
6d8e16a4 | 1042 | // outlined in 22.2.2.2 [lib.locale.num.put] |
1ab65677 | 1043 | template<typename _CharT, typename _OutIter> |
86ade44c BK |
1044 | template<typename _ValueT> |
1045 | _OutIter | |
1046 | num_put<_CharT, _OutIter>:: | |
7942afdc | 1047 | _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod, |
86ade44c BK |
1048 | _ValueT __v) const |
1049 | { | |
a70c902e | 1050 | typedef __numpunct_cache<_CharT> __cache_type; |
7942afdc BK |
1051 | __use_cache<__cache_type> __uc; |
1052 | const locale& __loc = __io._M_getloc(); | |
1053 | const __cache_type* __lc = __uc(__loc); | |
1054 | ||
ce3039af JQ |
1055 | // Use default precision if out of range. |
1056 | streamsize __prec = __io.precision(); | |
7c9b102e | 1057 | if (__prec < static_cast<streamsize>(0)) |
5dc91152 | 1058 | __prec = static_cast<streamsize>(6); |
86ade44c | 1059 | |
7c9b102e PC |
1060 | const int __max_digits = numeric_limits<_ValueT>::digits10; |
1061 | ||
ce3039af JQ |
1062 | // [22.2.2.2.2] Stage 1, numeric conversion to character. |
1063 | int __len; | |
86ade44c BK |
1064 | // Long enough for the max format spec. |
1065 | char __fbuf[16]; | |
0228de0c | 1066 | |
3d7c150e | 1067 | #ifdef _GLIBCXX_USE_C99 |
7c9b102e | 1068 | // First try a buffer perhaps big enough (most probably sufficient |
ce3039af | 1069 | // for non-ios_base::fixed outputs) |
6d8e16a4 PC |
1070 | int __cs_size = __max_digits * 3; |
1071 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); | |
1072 | ||
586b5f20 | 1073 | __num_base::_S_format_float(__io, __fbuf, __mod); |
391cfc46 | 1074 | __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v, |
8ae81136 | 1075 | _S_get_c_locale(), __prec); |
6d8e16a4 PC |
1076 | |
1077 | // If the buffer was not large enough, try again with the correct size. | |
1078 | if (__len >= __cs_size) | |
1079 | { | |
ed6814f7 | 1080 | __cs_size = __len + 1; |
6d8e16a4 | 1081 | __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
391cfc46 | 1082 | __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v, |
8ae81136 | 1083 | _S_get_c_locale(), __prec); |
6d8e16a4 PC |
1084 | } |
1085 | #else | |
0228de0c BK |
1086 | // Consider the possibility of long ios_base::fixed outputs |
1087 | const bool __fixed = __io.flags() & ios_base::fixed; | |
1088 | const int __max_exp = numeric_limits<_ValueT>::max_exponent10; | |
ce3039af | 1089 | |
7942afdc | 1090 | // The size of the output string is computed as follows. |
7c9b102e PC |
1091 | // ios_base::fixed outputs may need up to __max_exp + 1 chars |
1092 | // for the integer part + __prec chars for the fractional part | |
1093 | // + 3 chars for sign, decimal point, '\0'. On the other hand, | |
1094 | // for non-fixed outputs __max_digits * 2 + __prec chars are | |
1095 | // largely sufficient. | |
1096 | const int __cs_size = __fixed ? __max_exp + __prec + 4 | |
1097 | : __max_digits * 2 + __prec; | |
0228de0c BK |
1098 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
1099 | ||
586b5f20 | 1100 | __num_base::_S_format_float(__io, __fbuf, __mod); |
ed6814f7 | 1101 | __len = std::__convert_from_v(__cs, 0, __fbuf, __v, |
8ae81136 | 1102 | _S_get_c_locale(), __prec); |
6d8e16a4 | 1103 | #endif |
725dc051 | 1104 | |
101c5bc5 PC |
1105 | // [22.2.2.2.2] Stage 2, convert to char_type, using correct |
1106 | // numpunct.decimal_point() values for '.' and adding grouping. | |
1107 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1108 | ||
1109 | _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1110 | * __len)); | |
1111 | __ctype.widen(__cs, __cs + __len, __ws); | |
1112 | ||
1113 | // Replace decimal point. | |
1114 | const _CharT __cdec = __ctype.widen('.'); | |
1115 | const _CharT __dec = __lc->_M_decimal_point; | |
1116 | const _CharT* __p = char_traits<_CharT>::find(__ws, __len, __cdec); | |
1117 | if (__p) | |
1118 | __ws[__p - __ws] = __dec; | |
1119 | ||
1120 | // Add grouping, if necessary. | |
1121 | // N.B. Make sure to not group things like 2e20, i.e., no decimal | |
1122 | // point, scientific notation. | |
1123 | if (__lc->_M_use_grouping | |
1124 | && (__p || __len < 3 || (__cs[1] <= '9' && __cs[2] <= '9' | |
1125 | && __cs[1] >= '0' && __cs[2] >= '0'))) | |
1126 | { | |
1127 | // Grouping can add (almost) as many separators as the | |
1128 | // number of digits, but no more. | |
1129 | _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1130 | * __len * 2)); | |
1131 | ||
1132 | streamsize __off = 0; | |
1133 | if (__cs[0] == '-' || __cs[0] == '+') | |
1134 | { | |
1135 | __off = 1; | |
1136 | __ws2[0] = __ws[0]; | |
1137 | __len -= 1; | |
1138 | } | |
1139 | ||
1140 | _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size, | |
1141 | __lc->_M_thousands_sep, __p, __ws2 + __off, | |
1142 | __ws + __off, __len); | |
1143 | __len += __off; | |
1144 | ||
1145 | __ws = __ws2; | |
1146 | } | |
ed6814f7 | 1147 | |
101c5bc5 PC |
1148 | // Pad. |
1149 | const streamsize __w = __io.width(); | |
1150 | if (__w > static_cast<streamsize>(__len)) | |
1151 | { | |
1152 | _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1153 | * __w)); | |
1154 | _M_pad(__fill, __w, __io, __ws3, __ws, __len); | |
1155 | __ws = __ws3; | |
1156 | } | |
1157 | __io.width(0); | |
1158 | ||
1159 | // [22.2.2.2.2] Stage 4. | |
1160 | // Write resulting, fully-formatted string to output iterator. | |
1161 | return std::__write(__s, __ws, __len); | |
ce3039af | 1162 | } |
101c5bc5 | 1163 | |
fb678854 | 1164 | template<typename _CharT, typename _OutIter> |
725dc051 BK |
1165 | _OutIter |
1166 | num_put<_CharT, _OutIter>:: | |
1167 | do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const | |
1168 | { | |
905df1fb | 1169 | const ios_base::fmtflags __flags = __io.flags(); |
725dc051 BK |
1170 | if ((__flags & ios_base::boolalpha) == 0) |
1171 | { | |
44e91562 PC |
1172 | const long __l = __v; |
1173 | __s = _M_insert_int(__s, __io, __fill, __l); | |
725dc051 BK |
1174 | } |
1175 | else | |
1176 | { | |
a70c902e | 1177 | typedef __numpunct_cache<_CharT> __cache_type; |
cde63840 | 1178 | __use_cache<__cache_type> __uc; |
215f9e28 | 1179 | const locale& __loc = __io._M_getloc(); |
cde63840 | 1180 | const __cache_type* __lc = __uc(__loc); |
215f9e28 | 1181 | |
ed6814f7 | 1182 | const _CharT* __name = __v ? __lc->_M_truename |
6c39c207 | 1183 | : __lc->_M_falsename; |
47f62b27 PC |
1184 | int __len = __v ? __lc->_M_truename_size |
1185 | : __lc->_M_falsename_size; | |
ce3039af | 1186 | |
905df1fb | 1187 | const streamsize __w = __io.width(); |
ce3039af JQ |
1188 | if (__w > static_cast<streamsize>(__len)) |
1189 | { | |
a8ea7389 PC |
1190 | _CharT* __cs |
1191 | = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1192 | * __w)); | |
7942afdc BK |
1193 | _M_pad(__fill, __w, __io, __cs, __name, __len); |
1194 | __name = __cs; | |
ce3039af JQ |
1195 | } |
1196 | __io.width(0); | |
7942afdc | 1197 | __s = std::__write(__s, __name, __len); |
86ade44c BK |
1198 | } |
1199 | return __s; | |
1ab65677 BK |
1200 | } |
1201 | ||
1202 | template<typename _CharT, typename _OutIter> | |
1203 | _OutIter | |
1204 | num_put<_CharT, _OutIter>:: | |
1205 | do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const | |
7942afdc | 1206 | { return _M_insert_int(__s, __io, __fill, __v); } |
1ab65677 BK |
1207 | |
1208 | template<typename _CharT, typename _OutIter> | |
1209 | _OutIter | |
1210 | num_put<_CharT, _OutIter>:: | |
1211 | do_put(iter_type __s, ios_base& __io, char_type __fill, | |
1212 | unsigned long __v) const | |
7942afdc | 1213 | { return _M_insert_int(__s, __io, __fill, __v); } |
1ab65677 | 1214 | |
3d7c150e | 1215 | #ifdef _GLIBCXX_USE_LONG_LONG |
1ab65677 BK |
1216 | template<typename _CharT, typename _OutIter> |
1217 | _OutIter | |
1218 | num_put<_CharT, _OutIter>:: | |
8637038a PC |
1219 | do_put(iter_type __s, ios_base& __io, char_type __fill, long long __v) const |
1220 | { return _M_insert_int(__s, __io, __fill, __v); } | |
1ab65677 BK |
1221 | |
1222 | template<typename _CharT, typename _OutIter> | |
1223 | _OutIter | |
1224 | num_put<_CharT, _OutIter>:: | |
1225 | do_put(iter_type __s, ios_base& __io, char_type __fill, | |
1226 | unsigned long long __v) const | |
7942afdc | 1227 | { return _M_insert_int(__s, __io, __fill, __v); } |
1ab65677 BK |
1228 | #endif |
1229 | ||
1ab65677 BK |
1230 | template<typename _CharT, typename _OutIter> |
1231 | _OutIter | |
1232 | num_put<_CharT, _OutIter>:: | |
1233 | do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const | |
7942afdc | 1234 | { return _M_insert_float(__s, __io, __fill, char(), __v); } |
1ab65677 BK |
1235 | |
1236 | template<typename _CharT, typename _OutIter> | |
1237 | _OutIter | |
1238 | num_put<_CharT, _OutIter>:: | |
ed6814f7 | 1239 | do_put(iter_type __s, ios_base& __io, char_type __fill, |
86ade44c | 1240 | long double __v) const |
7942afdc | 1241 | { return _M_insert_float(__s, __io, __fill, 'L', __v); } |
1ab65677 BK |
1242 | |
1243 | template<typename _CharT, typename _OutIter> | |
1244 | _OutIter | |
1245 | num_put<_CharT, _OutIter>:: | |
1246 | do_put(iter_type __s, ios_base& __io, char_type __fill, | |
1247 | const void* __v) const | |
1248 | { | |
905df1fb | 1249 | const ios_base::fmtflags __flags = __io.flags(); |
44e91562 | 1250 | const ios_base::fmtflags __fmt = ~(ios_base::basefield |
a8ea7389 PC |
1251 | | ios_base::uppercase |
1252 | | ios_base::internal); | |
86ade44c | 1253 | __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase)); |
ed6814f7 BI |
1254 | |
1255 | __s = _M_insert_int(__s, __io, __fill, | |
e8c5fc66 PC |
1256 | reinterpret_cast<unsigned long>(__v)); |
1257 | __io.flags(__flags); | |
86ade44c | 1258 | return __s; |
1ab65677 BK |
1259 | } |
1260 | ||
1ab65677 | 1261 | template<typename _CharT, typename _InIter> |
20da06ef PC |
1262 | template<bool _Intl> |
1263 | _InIter | |
1264 | money_get<_CharT, _InIter>:: | |
1265 | _M_extract(iter_type __beg, iter_type __end, ios_base& __io, | |
f4bdbead | 1266 | ios_base::iostate& __err, string& __units) const |
20da06ef | 1267 | { |
f4bdbead | 1268 | typedef char_traits<_CharT> __traits_type; |
20da06ef PC |
1269 | typedef typename string_type::size_type size_type; |
1270 | typedef money_base::part part; | |
a70c902e | 1271 | typedef __moneypunct_cache<_CharT, _Intl> __cache_type; |
20da06ef PC |
1272 | |
1273 | const locale& __loc = __io._M_getloc(); | |
1274 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1ab65677 | 1275 | |
20da06ef PC |
1276 | __use_cache<__cache_type> __uc; |
1277 | const __cache_type* __lc = __uc(__loc); | |
1278 | const char_type* __lit = __lc->_M_atoms; | |
1ab65677 | 1279 | |
20da06ef PC |
1280 | // Deduced sign. |
1281 | bool __negative = false; | |
59564c5e PC |
1282 | // Sign size. |
1283 | size_type __sign_size = 0; | |
33674f00 PC |
1284 | // True if sign is mandatory. |
1285 | const bool __mandatory_sign = (__lc->_M_positive_sign_size | |
1286 | && __lc->_M_negative_sign_size); | |
20da06ef PC |
1287 | // String of grouping info from thousands_sep plucked from __units. |
1288 | string __grouping_tmp; | |
a8ea7389 PC |
1289 | if (__lc->_M_use_grouping) |
1290 | __grouping_tmp.reserve(32); | |
08ff96c3 PC |
1291 | // Last position before the decimal point. |
1292 | int __last_pos = 0; | |
1293 | // Separator positions, then, possibly, fractional digits. | |
1294 | int __n = 0; | |
20da06ef PC |
1295 | // If input iterator is in a valid state. |
1296 | bool __testvalid = true; | |
1297 | // Flag marking when a decimal point is found. | |
1298 | bool __testdecfound = false; | |
1ab65677 | 1299 | |
20da06ef | 1300 | // The tentative returned string is stored here. |
f4bdbead PC |
1301 | string __res; |
1302 | __res.reserve(32); | |
e07554eb | 1303 | |
586b5f20 | 1304 | const char_type* __lit_zero = __lit + money_base::_S_zero; |
53a8d0f0 | 1305 | const money_base::pattern __p = __lc->_M_neg_format; |
59564c5e | 1306 | for (int __i = 0; __i < 4 && __testvalid; ++__i) |
20da06ef | 1307 | { |
20da06ef PC |
1308 | const part __which = static_cast<part>(__p.field[__i]); |
1309 | switch (__which) | |
1310 | { | |
1311 | case money_base::symbol: | |
33674f00 PC |
1312 | // According to 22.2.6.1.2, p2, symbol is required |
1313 | // if (__io.flags() & ios_base::showbase), otherwise | |
1314 | // is optional and consumed only if other characters | |
1315 | // are needed to complete the format. | |
1316 | if (__io.flags() & ios_base::showbase || __sign_size > 1 | |
1317 | || __i == 0 | |
1318 | || (__i == 1 && (__mandatory_sign | |
1319 | || (static_cast<part>(__p.field[0]) | |
586b5f20 | 1320 | == money_base::sign) |
33674f00 | 1321 | || (static_cast<part>(__p.field[2]) |
586b5f20 | 1322 | == money_base::space))) |
33674f00 PC |
1323 | || (__i == 2 && ((static_cast<part>(__p.field[3]) |
1324 | == money_base::value) | |
1325 | || __mandatory_sign | |
1326 | && (static_cast<part>(__p.field[3]) | |
1327 | == money_base::sign)))) | |
157f3283 | 1328 | { |
20da06ef PC |
1329 | const size_type __len = __lc->_M_curr_symbol_size; |
1330 | size_type __j = 0; | |
1331 | for (; __beg != __end && __j < __len | |
1332 | && *__beg == __lc->_M_curr_symbol[__j]; | |
1333 | ++__beg, ++__j); | |
33674f00 PC |
1334 | if (__j != __len |
1335 | && (__j || __io.flags() & ios_base::showbase)) | |
20da06ef | 1336 | __testvalid = false; |
157f3283 | 1337 | } |
20da06ef PC |
1338 | break; |
1339 | case money_base::sign: | |
1340 | // Sign might not exist, or be more than one character long. | |
59564c5e | 1341 | if (__lc->_M_positive_sign_size && __beg != __end |
20da06ef | 1342 | && *__beg == __lc->_M_positive_sign[0]) |
157f3283 | 1343 | { |
59564c5e | 1344 | __sign_size = __lc->_M_positive_sign_size; |
20da06ef | 1345 | ++__beg; |
157f3283 | 1346 | } |
59564c5e | 1347 | else if (__lc->_M_negative_sign_size && __beg != __end |
20da06ef | 1348 | && *__beg == __lc->_M_negative_sign[0]) |
157f3283 | 1349 | { |
20da06ef | 1350 | __negative = true; |
59564c5e | 1351 | __sign_size = __lc->_M_negative_sign_size; |
20da06ef | 1352 | ++__beg; |
157f3283 | 1353 | } |
20da06ef PC |
1354 | else if (__lc->_M_positive_sign_size |
1355 | && !__lc->_M_negative_sign_size) | |
1356 | // "... if no sign is detected, the result is given the sign | |
1357 | // that corresponds to the source of the empty string" | |
1358 | __negative = true; | |
33674f00 PC |
1359 | else if (__mandatory_sign) |
1360 | __testvalid = false; | |
20da06ef PC |
1361 | break; |
1362 | case money_base::value: | |
1363 | // Extract digits, remove and stash away the | |
1364 | // grouping of found thousands separators. | |
1365 | for (; __beg != __end; ++__beg) | |
1f34d121 | 1366 | { |
53a8d0f0 | 1367 | const char_type __c = *__beg; |
1f34d121 | 1368 | const char_type* __q = __traits_type::find(__lit_zero, |
53a8d0f0 | 1369 | 10, __c); |
1f34d121 BK |
1370 | if (__q != 0) |
1371 | { | |
1372 | __res += money_base::_S_atoms[__q - __lit]; | |
1373 | ++__n; | |
1374 | } | |
53a8d0f0 | 1375 | else if (__c == __lc->_M_decimal_point |
1f34d121 BK |
1376 | && !__testdecfound) |
1377 | { | |
1378 | __last_pos = __n; | |
1379 | __n = 0; | |
1380 | __testdecfound = true; | |
1381 | } | |
1382 | else if (__lc->_M_use_grouping | |
53a8d0f0 | 1383 | && __c == __lc->_M_thousands_sep |
1f34d121 BK |
1384 | && !__testdecfound) |
1385 | { | |
1386 | if (__n) | |
1387 | { | |
1388 | // Mark position for later analysis. | |
1389 | __grouping_tmp += static_cast<char>(__n); | |
1390 | __n = 0; | |
1391 | } | |
1392 | else | |
1393 | { | |
1394 | __testvalid = false; | |
1395 | break; | |
1396 | } | |
1397 | } | |
1398 | else | |
1399 | break; | |
1400 | } | |
59564c5e PC |
1401 | if (__res.empty()) |
1402 | __testvalid = false; | |
20da06ef PC |
1403 | break; |
1404 | case money_base::space: | |
f1c89270 PC |
1405 | // At least one space is required. |
1406 | if (__beg != __end && __ctype.is(ctype_base::space, *__beg)) | |
1407 | ++__beg; | |
1408 | else | |
1409 | __testvalid = false; | |
20da06ef PC |
1410 | case money_base::none: |
1411 | // Only if not at the end of the pattern. | |
1412 | if (__i != 3) | |
1413 | for (; __beg != __end | |
1414 | && __ctype.is(ctype_base::space, *__beg); ++__beg); | |
1415 | break; | |
1416 | } | |
1417 | } | |
14628700 | 1418 | |
20da06ef | 1419 | // Need to get the rest of the sign characters, if they exist. |
59564c5e | 1420 | if (__sign_size > 1 && __testvalid) |
20da06ef PC |
1421 | { |
1422 | const char_type* __sign = __negative ? __lc->_M_negative_sign | |
1423 | : __lc->_M_positive_sign; | |
20da06ef | 1424 | size_type __i = 1; |
59564c5e | 1425 | for (; __beg != __end && __i < __sign_size |
20da06ef PC |
1426 | && *__beg == __sign[__i]; ++__beg, ++__i); |
1427 | ||
59564c5e | 1428 | if (__i != __sign_size) |
20da06ef PC |
1429 | __testvalid = false; |
1430 | } | |
87a7c5a1 | 1431 | |
59564c5e | 1432 | if (__testvalid) |
20da06ef PC |
1433 | { |
1434 | // Strip leading zeros. | |
1435 | if (__res.size() > 1) | |
1436 | { | |
b19fb27d | 1437 | const size_type __first = __res.find_first_not_of('0'); |
98e953f5 | 1438 | const bool __only_zeros = __first == string::npos; |
20da06ef PC |
1439 | if (__first) |
1440 | __res.erase(0, __only_zeros ? __res.size() - 1 : __first); | |
1441 | } | |
e07554eb | 1442 | |
20da06ef | 1443 | // 22.2.6.1.2, p4 |
b19fb27d PC |
1444 | if (__negative && __res[0] != '0') |
1445 | __res.insert(__res.begin(), '-'); | |
20da06ef PC |
1446 | |
1447 | // Test for grouping fidelity. | |
1448 | if (__grouping_tmp.size()) | |
1449 | { | |
08ff96c3 PC |
1450 | // Add the ending grouping. |
1451 | __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos | |
1452 | : __n); | |
20da06ef PC |
1453 | if (!std::__verify_grouping(__lc->_M_grouping, |
1454 | __lc->_M_grouping_size, | |
1455 | __grouping_tmp)) | |
d04e9b7f | 1456 | __err |= ios_base::failbit; |
20da06ef PC |
1457 | } |
1458 | ||
1459 | // Iff not enough digits were supplied after the decimal-point. | |
1460 | if (__testdecfound && __lc->_M_frac_digits > 0 | |
08ff96c3 | 1461 | && __n != __lc->_M_frac_digits) |
20da06ef PC |
1462 | __testvalid = false; |
1463 | } | |
20da06ef | 1464 | |
20da06ef PC |
1465 | // Iff valid sequence is not recognized. |
1466 | if (!__testvalid) | |
1467 | __err |= ios_base::failbit; | |
1468 | else | |
f4bdbead | 1469 | __units.swap(__res); |
20da06ef | 1470 | |
89967190 PC |
1471 | // Iff no more characters are available. |
1472 | if (__beg == __end) | |
1473 | __err |= ios_base::eofbit; | |
20da06ef PC |
1474 | return __beg; |
1475 | } | |
1ab65677 | 1476 | |
2ddf25f2 PC |
1477 | template<typename _CharT, typename _InIter> |
1478 | _InIter | |
1479 | money_get<_CharT, _InIter>:: | |
1480 | do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, | |
1481 | ios_base::iostate& __err, long double& __units) const | |
ed6814f7 | 1482 | { |
f4bdbead | 1483 | string __str; |
20da06ef PC |
1484 | if (__intl) |
1485 | __beg = _M_extract<true>(__beg, __end, __io, __err, __str); | |
1486 | else | |
1487 | __beg = _M_extract<false>(__beg, __end, __io, __err, __str); | |
f1c89270 | 1488 | std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); |
2ddf25f2 | 1489 | return __beg; |
1ab65677 BK |
1490 | } |
1491 | ||
2ddf25f2 PC |
1492 | template<typename _CharT, typename _InIter> |
1493 | _InIter | |
1494 | money_get<_CharT, _InIter>:: | |
1495 | do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, | |
1496 | ios_base::iostate& __err, string_type& __units) const | |
f4bdbead | 1497 | { |
98e953f5 | 1498 | typedef typename string::size_type size_type; |
f4bdbead PC |
1499 | |
1500 | const locale& __loc = __io._M_getloc(); | |
1501 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1502 | ||
1503 | string __str; | |
1504 | const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io, | |
1505 | __err, __str) | |
1506 | : _M_extract<false>(__beg, __end, __io, | |
1507 | __err, __str); | |
1508 | const size_type __len = __str.size(); | |
1509 | if (__len) | |
1510 | { | |
1511 | _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1512 | * __len)); | |
1513 | __ctype.widen(__str.data(), __str.data() + __len, __ws); | |
1514 | __units.assign(__ws, __len); | |
1515 | } | |
1516 | ||
1517 | return __ret; | |
1518 | } | |
2ddf25f2 | 1519 | |
1ab65677 | 1520 | template<typename _CharT, typename _OutIter> |
fe932e50 PC |
1521 | template<bool _Intl> |
1522 | _OutIter | |
1523 | money_put<_CharT, _OutIter>:: | |
1524 | _M_insert(iter_type __s, ios_base& __io, char_type __fill, | |
1525 | const string_type& __digits) const | |
1526 | { | |
1527 | typedef typename string_type::size_type size_type; | |
1528 | typedef money_base::part part; | |
a70c902e | 1529 | typedef __moneypunct_cache<_CharT, _Intl> __cache_type; |
2ddf25f2 | 1530 | |
fe932e50 PC |
1531 | const locale& __loc = __io._M_getloc(); |
1532 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1ab65677 | 1533 | |
fe932e50 PC |
1534 | __use_cache<__cache_type> __uc; |
1535 | const __cache_type* __lc = __uc(__loc); | |
1536 | const char_type* __lit = __lc->_M_atoms; | |
1ab65677 | 1537 | |
fe932e50 PC |
1538 | // Determine if negative or positive formats are to be used, and |
1539 | // discard leading negative_sign if it is present. | |
1540 | const char_type* __beg = __digits.data(); | |
fb678854 | 1541 | |
fe932e50 PC |
1542 | money_base::pattern __p; |
1543 | const char_type* __sign; | |
1544 | size_type __sign_size; | |
a70c902e | 1545 | if (!(*__beg == __lit[money_base::_S_minus])) |
fe932e50 PC |
1546 | { |
1547 | __p = __lc->_M_pos_format; | |
1548 | __sign = __lc->_M_positive_sign; | |
1549 | __sign_size = __lc->_M_positive_sign_size; | |
1550 | } | |
ced3ad4d | 1551 | else |
fe932e50 PC |
1552 | { |
1553 | __p = __lc->_M_neg_format; | |
1554 | __sign = __lc->_M_negative_sign; | |
1555 | __sign_size = __lc->_M_negative_sign_size; | |
ced3ad4d PC |
1556 | if (__digits.size()) |
1557 | ++__beg; | |
fe932e50 PC |
1558 | } |
1559 | ||
1560 | // Look for valid numbers in the ctype facet within input digits. | |
039e3c5c PC |
1561 | size_type __len = __ctype.scan_not(ctype_base::digit, __beg, |
1562 | __beg + __digits.size()) - __beg; | |
1563 | if (__len) | |
fe932e50 PC |
1564 | { |
1565 | // Assume valid input, and attempt to format. | |
1566 | // Break down input numbers into base components, as follows: | |
1567 | // final_value = grouped units + (decimal point) + (digits) | |
fe932e50 | 1568 | string_type __value; |
20da06ef PC |
1569 | __value.reserve(2 * __len); |
1570 | ||
1571 | // Add thousands separators to non-decimal digits, per | |
1572 | // grouping rules. | |
039e3c5c PC |
1573 | int __paddec = __len - __lc->_M_frac_digits; |
1574 | if (__paddec > 0) | |
20da06ef | 1575 | { |
039e3c5c PC |
1576 | if (__lc->_M_frac_digits < 0) |
1577 | __paddec = __len; | |
20da06ef PC |
1578 | if (__lc->_M_grouping_size) |
1579 | { | |
1580 | _CharT* __ws = | |
1581 | static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1582 | * 2 * __len)); | |
1583 | _CharT* __ws_end = | |
1584 | std::__add_grouping(__ws, __lc->_M_thousands_sep, | |
1585 | __lc->_M_grouping, | |
1586 | __lc->_M_grouping_size, | |
039e3c5c | 1587 | __beg, __beg + __paddec); |
20da06ef PC |
1588 | __value.assign(__ws, __ws_end - __ws); |
1589 | } | |
1590 | else | |
039e3c5c | 1591 | __value.assign(__beg, __paddec); |
20da06ef PC |
1592 | } |
1593 | ||
fe932e50 PC |
1594 | // Deal with decimal point, decimal digits. |
1595 | if (__lc->_M_frac_digits > 0) | |
1596 | { | |
20da06ef | 1597 | __value += __lc->_M_decimal_point; |
039e3c5c PC |
1598 | if (__paddec >= 0) |
1599 | __value.append(__beg + __paddec, __lc->_M_frac_digits); | |
fe932e50 PC |
1600 | else |
1601 | { | |
1602 | // Have to pad zeros in the decimal position. | |
586b5f20 | 1603 | __value.append(-__paddec, __lit[money_base::_S_zero]); |
20da06ef | 1604 | __value.append(__beg, __len); |
fe932e50 | 1605 | } |
20da06ef PC |
1606 | } |
1607 | ||
fe932e50 | 1608 | // Calculate length of resulting string. |
586b5f20 BK |
1609 | const ios_base::fmtflags __f = __io.flags() |
1610 | & ios_base::adjustfield; | |
20da06ef | 1611 | __len = __value.size() + __sign_size; |
fe932e50 PC |
1612 | __len += ((__io.flags() & ios_base::showbase) |
1613 | ? __lc->_M_curr_symbol_size : 0); | |
20da06ef PC |
1614 | |
1615 | string_type __res; | |
1616 | __res.reserve(2 * __len); | |
fe932e50 | 1617 | |
586b5f20 | 1618 | const size_type __width = static_cast<size_type>(__io.width()); |
fe932e50 PC |
1619 | const bool __testipad = (__f == ios_base::internal |
1620 | && __len < __width); | |
1621 | // Fit formatted digits into the required pattern. | |
1622 | for (int __i = 0; __i < 4; ++__i) | |
1623 | { | |
1624 | const part __which = static_cast<part>(__p.field[__i]); | |
1625 | switch (__which) | |
1626 | { | |
1627 | case money_base::symbol: | |
1628 | if (__io.flags() & ios_base::showbase) | |
1629 | __res.append(__lc->_M_curr_symbol, | |
1630 | __lc->_M_curr_symbol_size); | |
1631 | break; | |
1632 | case money_base::sign: | |
1633 | // Sign might not exist, or be more than one | |
1634 | // charater long. In that case, add in the rest | |
1635 | // below. | |
1636 | if (__sign_size) | |
1637 | __res += __sign[0]; | |
1638 | break; | |
1639 | case money_base::value: | |
1640 | __res += __value; | |
1641 | break; | |
1642 | case money_base::space: | |
1643 | // At least one space is required, but if internal | |
1644 | // formatting is required, an arbitrary number of | |
1645 | // fill spaces will be necessary. | |
1646 | if (__testipad) | |
031e658e | 1647 | __res.append(__width - __len, __fill); |
fe932e50 PC |
1648 | else |
1649 | __res += __fill; | |
1650 | break; | |
1651 | case money_base::none: | |
1652 | if (__testipad) | |
031e658e | 1653 | __res.append(__width - __len, __fill); |
fe932e50 PC |
1654 | break; |
1655 | } | |
1656 | } | |
1657 | ||
1658 | // Special case of multi-part sign parts. | |
1659 | if (__sign_size > 1) | |
1660 | __res.append(__sign + 1, __sign_size - 1); | |
1661 | ||
1662 | // Pad, if still necessary. | |
1663 | __len = __res.size(); | |
1664 | if (__width > __len) | |
1665 | { | |
1666 | if (__f == ios_base::left) | |
1667 | // After. | |
1668 | __res.append(__width - __len, __fill); | |
1669 | else | |
1670 | // Before. | |
031e658e | 1671 | __res.insert(0, __width - __len, __fill); |
fe932e50 PC |
1672 | __len = __width; |
1673 | } | |
1674 | ||
1675 | // Write resulting, fully-formatted string to output iterator. | |
1676 | __s = std::__write(__s, __res.data(), __len); | |
1677 | } | |
1678 | __io.width(0); | |
1679 | return __s; | |
1680 | } | |
1681 | ||
2ddf25f2 PC |
1682 | template<typename _CharT, typename _OutIter> |
1683 | _OutIter | |
1684 | money_put<_CharT, _OutIter>:: | |
1685 | do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, | |
1686 | long double __units) const | |
1687 | { | |
1688 | const locale __loc = __io.getloc(); | |
1689 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1690 | #ifdef _GLIBCXX_USE_C99 | |
1691 | // First try a buffer perhaps big enough. | |
1692 | int __cs_size = 64; | |
1693 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); | |
1694 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
1695 | // 328. Bad sprintf format modifier in money_put<>::do_put() | |
49864a82 PC |
1696 | int __len = std::__convert_from_v(__cs, __cs_size, "%.*Lf", __units, |
1697 | _S_get_c_locale(), 0); | |
2ddf25f2 PC |
1698 | // If the buffer was not large enough, try again with the correct size. |
1699 | if (__len >= __cs_size) | |
1700 | { | |
1701 | __cs_size = __len + 1; | |
1702 | __cs = static_cast<char*>(__builtin_alloca(__cs_size)); | |
49864a82 PC |
1703 | __len = std::__convert_from_v(__cs, __cs_size, "%.*Lf", __units, |
1704 | _S_get_c_locale(), 0); | |
2ddf25f2 PC |
1705 | } |
1706 | #else | |
1707 | // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'. | |
1708 | const int __cs_size = numeric_limits<long double>::max_exponent10 + 3; | |
1709 | char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); | |
49864a82 PC |
1710 | int __len = std::__convert_from_v(__cs, 0, "%.*Lf", __units, |
1711 | _S_get_c_locale(), 0); | |
2ddf25f2 PC |
1712 | #endif |
1713 | _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) | |
1714 | * __cs_size)); | |
1715 | __ctype.widen(__cs, __cs + __len, __ws); | |
1716 | const string_type __digits(__ws, __len); | |
fe932e50 PC |
1717 | return __intl ? _M_insert<true>(__s, __io, __fill, __digits) |
1718 | : _M_insert<false>(__s, __io, __fill, __digits); | |
2ddf25f2 PC |
1719 | } |
1720 | ||
1721 | template<typename _CharT, typename _OutIter> | |
1722 | _OutIter | |
1723 | money_put<_CharT, _OutIter>:: | |
1724 | do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, | |
1725 | const string_type& __digits) const | |
fe932e50 PC |
1726 | { return __intl ? _M_insert<true>(__s, __io, __fill, __digits) |
1727 | : _M_insert<false>(__s, __io, __fill, __digits); } | |
1ab65677 | 1728 | |
586b5f20 | 1729 | |
1ab65677 BK |
1730 | // NB: Not especially useful. Without an ios_base object or some |
1731 | // kind of locale reference, we are left clawing at the air where | |
1732 | // the side of the mountain used to be... | |
1733 | template<typename _CharT, typename _InIter> | |
1734 | time_base::dateorder | |
1735 | time_get<_CharT, _InIter>::do_date_order() const | |
1736 | { return time_base::no_order; } | |
1737 | ||
fc6b4171 PC |
1738 | // Expand a strftime format string and parse it. E.g., do_get_date() may |
1739 | // pass %m/%d/%Y => extracted characters. | |
1ab65677 | 1740 | template<typename _CharT, typename _InIter> |
586b5f20 | 1741 | _InIter |
1ab65677 | 1742 | time_get<_CharT, _InIter>:: |
586b5f20 | 1743 | _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io, |
ed6814f7 | 1744 | ios_base::iostate& __err, tm* __tm, |
da5c0f6e | 1745 | const _CharT* __format) const |
ed6814f7 | 1746 | { |
586b5f20 | 1747 | const locale& __loc = __io._M_getloc(); |
e0f05105 | 1748 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
ed6814f7 | 1749 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
905df1fb | 1750 | const size_t __len = char_traits<_CharT>::length(__format); |
da5c0f6e BK |
1751 | |
1752 | for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i) | |
1ab65677 | 1753 | { |
7e08b3b8 | 1754 | if (__ctype.narrow(__format[__i], 0) == '%') |
1ab65677 | 1755 | { |
da5c0f6e | 1756 | // Verify valid formatting code, attempt to extract. |
7e08b3b8 | 1757 | char __c = __ctype.narrow(__format[++__i], 0); |
ed6814f7 | 1758 | int __mem = 0; |
da5c0f6e | 1759 | if (__c == 'E' || __c == 'O') |
7e08b3b8 | 1760 | __c = __ctype.narrow(__format[++__i], 0); |
da5c0f6e BK |
1761 | switch (__c) |
1762 | { | |
1763 | const char* __cs; | |
1764 | _CharT __wcs[10]; | |
1765 | case 'a': | |
1766 | // Abbreviated weekday name [tm_wday] | |
1767 | const char_type* __days1[7]; | |
1768 | __tp._M_days_abbreviated(__days1); | |
586b5f20 BK |
1769 | __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1, |
1770 | 7, __io, __err); | |
da5c0f6e BK |
1771 | break; |
1772 | case 'A': | |
1773 | // Weekday name [tm_wday]. | |
1774 | const char_type* __days2[7]; | |
1775 | __tp._M_days(__days2); | |
586b5f20 BK |
1776 | __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2, |
1777 | 7, __io, __err); | |
da5c0f6e BK |
1778 | break; |
1779 | case 'h': | |
1780 | case 'b': | |
1781 | // Abbreviated month name [tm_mon] | |
1782 | const char_type* __months1[12]; | |
1783 | __tp._M_months_abbreviated(__months1); | |
586b5f20 BK |
1784 | __beg = _M_extract_name(__beg, __end, __tm->tm_mon, |
1785 | __months1, 12, __io, __err); | |
da5c0f6e BK |
1786 | break; |
1787 | case 'B': | |
1788 | // Month name [tm_mon]. | |
1789 | const char_type* __months2[12]; | |
1790 | __tp._M_months(__months2); | |
586b5f20 BK |
1791 | __beg = _M_extract_name(__beg, __end, __tm->tm_mon, |
1792 | __months2, 12, __io, __err); | |
da5c0f6e BK |
1793 | break; |
1794 | case 'c': | |
1795 | // Default time and date representation. | |
1796 | const char_type* __dt[2]; | |
1797 | __tp._M_date_time_formats(__dt); | |
586b5f20 BK |
1798 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1799 | __tm, __dt[0]); | |
da5c0f6e BK |
1800 | break; |
1801 | case 'd': | |
1802 | // Day [01, 31]. [tm_mday] | |
586b5f20 BK |
1803 | __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2, |
1804 | __io, __err); | |
da5c0f6e | 1805 | break; |
f20d2b78 PC |
1806 | case 'e': |
1807 | // Day [1, 31], with single digits preceded by | |
1808 | // space. [tm_mday] | |
1809 | if (__ctype.is(ctype_base::space, *__beg)) | |
586b5f20 BK |
1810 | __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9, |
1811 | 1, __io, __err); | |
cc27f5a2 | 1812 | else |
586b5f20 BK |
1813 | __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31, |
1814 | 2, __io, __err); | |
ed6814f7 | 1815 | break; |
da5c0f6e BK |
1816 | case 'D': |
1817 | // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year] | |
1818 | __cs = "%m/%d/%y"; | |
1819 | __ctype.widen(__cs, __cs + 9, __wcs); | |
586b5f20 BK |
1820 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1821 | __tm, __wcs); | |
da5c0f6e BK |
1822 | break; |
1823 | case 'H': | |
1824 | // Hour [00, 23]. [tm_hour] | |
586b5f20 BK |
1825 | __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2, |
1826 | __io, __err); | |
da5c0f6e BK |
1827 | break; |
1828 | case 'I': | |
1829 | // Hour [01, 12]. [tm_hour] | |
586b5f20 BK |
1830 | __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2, |
1831 | __io, __err); | |
da5c0f6e BK |
1832 | break; |
1833 | case 'm': | |
1834 | // Month [01, 12]. [tm_mon] | |
586b5f20 BK |
1835 | __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, |
1836 | __io, __err); | |
da5c0f6e BK |
1837 | if (!__err) |
1838 | __tm->tm_mon = __mem - 1; | |
1839 | break; | |
1840 | case 'M': | |
1841 | // Minute [00, 59]. [tm_min] | |
586b5f20 BK |
1842 | __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2, |
1843 | __io, __err); | |
da5c0f6e BK |
1844 | break; |
1845 | case 'n': | |
1846 | if (__ctype.narrow(*__beg, 0) == '\n') | |
1847 | ++__beg; | |
1848 | else | |
1849 | __err |= ios_base::failbit; | |
1850 | break; | |
1851 | case 'R': | |
1852 | // Equivalent to (%H:%M). | |
1853 | __cs = "%H:%M"; | |
1854 | __ctype.widen(__cs, __cs + 6, __wcs); | |
586b5f20 BK |
1855 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1856 | __tm, __wcs); | |
da5c0f6e BK |
1857 | break; |
1858 | case 'S': | |
b8d65dac PC |
1859 | // Seconds. [tm_sec] |
1860 | // [00, 60] in C99 (one leap-second), [00, 61] in C89. | |
1861 | #ifdef _GLIBCXX_USE_C99 | |
1862 | __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 60, 2, | |
1863 | #else | |
1864 | __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 61, 2, | |
1865 | #endif | |
586b5f20 | 1866 | __io, __err); |
da5c0f6e BK |
1867 | break; |
1868 | case 't': | |
1869 | if (__ctype.narrow(*__beg, 0) == '\t') | |
1870 | ++__beg; | |
1871 | else | |
f20d2b78 | 1872 | __err |= ios_base::failbit; |
da5c0f6e BK |
1873 | break; |
1874 | case 'T': | |
1875 | // Equivalent to (%H:%M:%S). | |
1876 | __cs = "%H:%M:%S"; | |
1877 | __ctype.widen(__cs, __cs + 9, __wcs); | |
586b5f20 BK |
1878 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1879 | __tm, __wcs); | |
da5c0f6e BK |
1880 | break; |
1881 | case 'x': | |
1882 | // Locale's date. | |
1883 | const char_type* __dates[2]; | |
1884 | __tp._M_date_formats(__dates); | |
586b5f20 BK |
1885 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1886 | __tm, __dates[0]); | |
da5c0f6e BK |
1887 | break; |
1888 | case 'X': | |
1889 | // Locale's time. | |
1890 | const char_type* __times[2]; | |
1891 | __tp._M_time_formats(__times); | |
586b5f20 BK |
1892 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
1893 | __tm, __times[0]); | |
da5c0f6e BK |
1894 | break; |
1895 | case 'y': | |
c21dbe85 | 1896 | case 'C': // C99 |
da5c0f6e | 1897 | // Two digit year. [tm_year] |
586b5f20 BK |
1898 | __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2, |
1899 | __io, __err); | |
da5c0f6e BK |
1900 | break; |
1901 | case 'Y': | |
1902 | // Year [1900). [tm_year] | |
586b5f20 BK |
1903 | __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4, |
1904 | __io, __err); | |
da5c0f6e BK |
1905 | if (!__err) |
1906 | __tm->tm_year = __mem - 1900; | |
1907 | break; | |
1908 | case 'Z': | |
1909 | // Timezone info. | |
1910 | if (__ctype.is(ctype_base::upper, *__beg)) | |
1911 | { | |
1912 | int __tmp; | |
586b5f20 BK |
1913 | __beg = _M_extract_name(__beg, __end, __tmp, |
1914 | __timepunct_cache<_CharT>::_S_timezones, | |
1915 | 14, __io, __err); | |
ed6814f7 | 1916 | |
da5c0f6e | 1917 | // GMT requires special effort. |
f20d2b78 | 1918 | if (__beg != __end && !__err && __tmp == 0 |
ed6814f7 | 1919 | && (*__beg == __ctype.widen('-') |
f20d2b78 | 1920 | || *__beg == __ctype.widen('+'))) |
da5c0f6e | 1921 | { |
586b5f20 BK |
1922 | __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2, |
1923 | __io, __err); | |
1924 | __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2, | |
1925 | __io, __err); | |
ed6814f7 | 1926 | } |
da5c0f6e | 1927 | } |
da5c0f6e BK |
1928 | else |
1929 | __err |= ios_base::failbit; | |
905df1fb PC |
1930 | break; |
1931 | default: | |
1932 | // Not recognized. | |
1933 | __err |= ios_base::failbit; | |
da5c0f6e | 1934 | } |
905df1fb PC |
1935 | } |
1936 | else | |
1937 | { | |
1938 | // Verify format and input match, extract and discard. | |
7e08b3b8 | 1939 | if (__format[__i] == *__beg) |
905df1fb PC |
1940 | ++__beg; |
1941 | else | |
1942 | __err |= ios_base::failbit; | |
1943 | } | |
da5c0f6e | 1944 | } |
586b5f20 | 1945 | return __beg; |
da5c0f6e BK |
1946 | } |
1947 | ||
1948 | template<typename _CharT, typename _InIter> | |
586b5f20 | 1949 | _InIter |
da5c0f6e | 1950 | time_get<_CharT, _InIter>:: |
586b5f20 | 1951 | _M_extract_num(iter_type __beg, iter_type __end, int& __member, |
ed6814f7 | 1952 | int __min, int __max, size_t __len, |
586b5f20 | 1953 | ios_base& __io, ios_base::iostate& __err) const |
da5c0f6e | 1954 | { |
586b5f20 BK |
1955 | const locale& __loc = __io._M_getloc(); |
1956 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1957 | ||
3259561c PC |
1958 | // As-is works for __len = 1, 2, 4, the values actually used. |
1959 | int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1); | |
1960 | ||
1961 | ++__min; | |
da5c0f6e | 1962 | size_t __i = 0; |
3259561c PC |
1963 | int __value = 0; |
1964 | for (; __beg != __end && __i < __len; ++__beg, ++__i) | |
da5c0f6e | 1965 | { |
3259561c PC |
1966 | const char __c = __ctype.narrow(*__beg, '*'); |
1967 | if (__c >= '0' && __c <= '9') | |
1968 | { | |
1969 | __value = __value * 10 + (__c - '0'); | |
1970 | const int __valuec = __value * __mult; | |
1971 | if (__valuec > __max || __valuec + __mult < __min) | |
1972 | break; | |
1973 | __mult /= 10; | |
1974 | } | |
1ab65677 | 1975 | else |
3259561c | 1976 | break; |
da5c0f6e | 1977 | } |
3259561c PC |
1978 | if (__i == __len) |
1979 | __member = __value; | |
da5c0f6e | 1980 | else |
da5c0f6e | 1981 | __err |= ios_base::failbit; |
586b5f20 | 1982 | return __beg; |
725dc051 BK |
1983 | } |
1984 | ||
1ab65677 BK |
1985 | // Assumptions: |
1986 | // All elements in __names are unique. | |
1987 | template<typename _CharT, typename _InIter> | |
586b5f20 | 1988 | _InIter |
1ab65677 | 1989 | time_get<_CharT, _InIter>:: |
586b5f20 | 1990 | _M_extract_name(iter_type __beg, iter_type __end, int& __member, |
ed6814f7 | 1991 | const _CharT** __names, size_t __indexlen, |
586b5f20 | 1992 | ios_base& __io, ios_base::iostate& __err) const |
725dc051 | 1993 | { |
ed6814f7 | 1994 | typedef char_traits<_CharT> __traits_type; |
586b5f20 BK |
1995 | const locale& __loc = __io._M_getloc(); |
1996 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); | |
1997 | ||
ed6814f7 | 1998 | int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) |
2e2a38cd | 1999 | * __indexlen)); |
1ab65677 BK |
2000 | size_t __nmatches = 0; |
2001 | size_t __pos = 0; | |
2002 | bool __testvalid = true; | |
2003 | const char_type* __name; | |
725dc051 | 2004 | |
ed6814f7 | 2005 | // Look for initial matches. |
e0f05105 BK |
2006 | // NB: Some of the locale data is in the form of all lowercase |
2007 | // names, and some is in the form of initially-capitalized | |
2008 | // names. Look for both. | |
cc27f5a2 PC |
2009 | if (__beg != __end) |
2010 | { | |
2011 | const char_type __c = *__beg; | |
2012 | for (size_t __i1 = 0; __i1 < __indexlen; ++__i1) | |
ed6814f7 | 2013 | if (__c == __names[__i1][0] |
e0f05105 | 2014 | || __c == __ctype.toupper(__names[__i1][0])) |
cc27f5a2 PC |
2015 | __matches[__nmatches++] = __i1; |
2016 | } | |
ed6814f7 | 2017 | |
ce3039af | 2018 | while (__nmatches > 1) |
1ab65677 BK |
2019 | { |
2020 | // Find smallest matching string. | |
ce2a46a2 PC |
2021 | size_t __minlen = __traits_type::length(__names[__matches[0]]); |
2022 | for (size_t __i2 = 1; __i2 < __nmatches; ++__i2) | |
ed6814f7 | 2023 | __minlen = std::min(__minlen, |
586b5f20 | 2024 | __traits_type::length(__names[__matches[__i2]])); |
cf5c6c8d | 2025 | ++__beg, ++__pos; |
1ab65677 | 2026 | if (__pos < __minlen && __beg != __end) |
ce2a46a2 PC |
2027 | for (size_t __i3 = 0; __i3 < __nmatches;) |
2028 | { | |
2029 | __name = __names[__matches[__i3]]; | |
a70c902e | 2030 | if (!(__name[__pos] == *__beg)) |
ce2a46a2 PC |
2031 | __matches[__i3] = __matches[--__nmatches]; |
2032 | else | |
2033 | ++__i3; | |
2034 | } | |
1ab65677 BK |
2035 | else |
2036 | break; | |
2037 | } | |
725dc051 | 2038 | |
1ab65677 BK |
2039 | if (__nmatches == 1) |
2040 | { | |
2041 | // Make sure found name is completely extracted. | |
cf5c6c8d | 2042 | ++__beg, ++__pos; |
1ab65677 BK |
2043 | __name = __names[__matches[0]]; |
2044 | const size_t __len = __traits_type::length(__name); | |
2045 | while (__pos < __len && __beg != __end && __name[__pos] == *__beg) | |
2046 | ++__beg, ++__pos; | |
2047 | ||
2048 | if (__len == __pos) | |
2049 | __member = __matches[0]; | |
2050 | else | |
2051 | __testvalid = false; | |
2052 | } | |
2053 | else | |
2054 | __testvalid = false; | |
2055 | if (!__testvalid) | |
2056 | __err |= ios_base::failbit; | |
586b5f20 | 2057 | return __beg; |
725dc051 BK |
2058 | } |
2059 | ||
1ab65677 BK |
2060 | template<typename _CharT, typename _InIter> |
2061 | _InIter | |
2062 | time_get<_CharT, _InIter>:: | |
2063 | do_get_time(iter_type __beg, iter_type __end, ios_base& __io, | |
2064 | ios_base::iostate& __err, tm* __tm) const | |
725dc051 | 2065 | { |
586b5f20 | 2066 | const locale& __loc = __io._M_getloc(); |
fc6b4171 PC |
2067 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
2068 | const char_type* __times[2]; | |
2069 | __tp._M_time_formats(__times); | |
2070 | __beg = _M_extract_via_format(__beg, __end, __io, __err, | |
2071 | __tm, __times[0]); | |
1ab65677 BK |
2072 | if (__beg == __end) |
2073 | __err |= ios_base::eofbit; | |
2074 | return __beg; | |
725dc051 BK |
2075 | } |
2076 | ||
1ab65677 BK |
2077 | template<typename _CharT, typename _InIter> |
2078 | _InIter | |
2079 | time_get<_CharT, _InIter>:: | |
2080 | do_get_date(iter_type __beg, iter_type __end, ios_base& __io, | |
da5c0f6e | 2081 | ios_base::iostate& __err, tm* __tm) const |
725dc051 | 2082 | { |
586b5f20 | 2083 | const locale& __loc = __io._M_getloc(); |
fc6b4171 PC |
2084 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
2085 | const char_type* __dates[2]; | |
2086 | __tp._M_date_formats(__dates); | |
aed305a9 | 2087 | __beg = _M_extract_via_format(__beg, __end, __io, __err, |
fc6b4171 | 2088 | __tm, __dates[0]); |
1ab65677 BK |
2089 | if (__beg == __end) |
2090 | __err |= ios_base::eofbit; | |
2091 | return __beg; | |
725dc051 BK |
2092 | } |
2093 | ||
1ab65677 BK |
2094 | template<typename _CharT, typename _InIter> |
2095 | _InIter | |
2096 | time_get<_CharT, _InIter>:: | |
ed6814f7 | 2097 | do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io, |
1ab65677 | 2098 | ios_base::iostate& __err, tm* __tm) const |
725dc051 | 2099 | { |
ed6814f7 | 2100 | typedef char_traits<_CharT> __traits_type; |
586b5f20 | 2101 | const locale& __loc = __io._M_getloc(); |
e0f05105 | 2102 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
ed6814f7 | 2103 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
1ab65677 BK |
2104 | const char_type* __days[7]; |
2105 | __tp._M_days_abbreviated(__days); | |
2106 | int __tmpwday; | |
586b5f20 | 2107 | __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err); |
1ab65677 BK |
2108 | |
2109 | // Check to see if non-abbreviated name exists, and extract. | |
2110 | // NB: Assumes both _M_days and _M_days_abbreviated organized in | |
2111 | // exact same order, first to last, such that the resulting | |
2112 | // __days array with the same index points to a day, and that | |
2113 | // day's abbreviated form. | |
ed6814f7 | 2114 | // NB: Also assumes that an abbreviated name is a subset of the name. |
cf5c6c8d | 2115 | if (!__err && __beg != __end) |
1ab65677 BK |
2116 | { |
2117 | size_t __pos = __traits_type::length(__days[__tmpwday]); | |
2118 | __tp._M_days(__days); | |
2119 | const char_type* __name = __days[__tmpwday]; | |
2120 | if (__name[__pos] == *__beg) | |
2121 | { | |
2122 | // Extract the rest of it. | |
2123 | const size_t __len = __traits_type::length(__name); | |
ed6814f7 | 2124 | while (__pos < __len && __beg != __end |
1ab65677 BK |
2125 | && __name[__pos] == *__beg) |
2126 | ++__beg, ++__pos; | |
2127 | if (__len != __pos) | |
2128 | __err |= ios_base::failbit; | |
2129 | } | |
1ab65677 | 2130 | } |
cf5c6c8d PC |
2131 | if (!__err) |
2132 | __tm->tm_wday = __tmpwday; | |
2133 | ||
1ab65677 BK |
2134 | if (__beg == __end) |
2135 | __err |= ios_base::eofbit; | |
2136 | return __beg; | |
2137 | } | |
725dc051 | 2138 | |
1ab65677 BK |
2139 | template<typename _CharT, typename _InIter> |
2140 | _InIter | |
2141 | time_get<_CharT, _InIter>:: | |
2142 | do_get_monthname(iter_type __beg, iter_type __end, | |
2143 | ios_base& __io, ios_base::iostate& __err, tm* __tm) const | |
725dc051 | 2144 | { |
ed6814f7 | 2145 | typedef char_traits<_CharT> __traits_type; |
586b5f20 | 2146 | const locale& __loc = __io._M_getloc(); |
e0f05105 | 2147 | const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
ed6814f7 | 2148 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
1ab65677 BK |
2149 | const char_type* __months[12]; |
2150 | __tp._M_months_abbreviated(__months); | |
2151 | int __tmpmon; | |
586b5f20 BK |
2152 | __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12, |
2153 | __io, __err); | |
1ab65677 BK |
2154 | |
2155 | // Check to see if non-abbreviated name exists, and extract. | |
2156 | // NB: Assumes both _M_months and _M_months_abbreviated organized in | |
2157 | // exact same order, first to last, such that the resulting | |
2158 | // __months array with the same index points to a month, and that | |
2159 | // month's abbreviated form. | |
ed6814f7 | 2160 | // NB: Also assumes that an abbreviated name is a subset of the name. |
cf5c6c8d | 2161 | if (!__err && __beg != __end) |
1ab65677 BK |
2162 | { |
2163 | size_t __pos = __traits_type::length(__months[__tmpmon]); | |
2164 | __tp._M_months(__months); | |
2165 | const char_type* __name = __months[__tmpmon]; | |
2166 | if (__name[__pos] == *__beg) | |
2167 | { | |
2168 | // Extract the rest of it. | |
2169 | const size_t __len = __traits_type::length(__name); | |
ed6814f7 | 2170 | while (__pos < __len && __beg != __end |
1ab65677 BK |
2171 | && __name[__pos] == *__beg) |
2172 | ++__beg, ++__pos; | |
2173 | if (__len != __pos) | |
2174 | __err |= ios_base::failbit; | |
2175 | } | |
1ab65677 | 2176 | } |
cf5c6c8d PC |
2177 | if (!__err) |
2178 | __tm->tm_mon = __tmpmon; | |
ed6814f7 | 2179 | |
1ab65677 BK |
2180 | if (__beg == __end) |
2181 | __err |= ios_base::eofbit; | |
2182 | return __beg; | |
725dc051 BK |
2183 | } |
2184 | ||
1ab65677 BK |
2185 | template<typename _CharT, typename _InIter> |
2186 | _InIter | |
2187 | time_get<_CharT, _InIter>:: | |
ed6814f7 | 2188 | do_get_year(iter_type __beg, iter_type __end, ios_base& __io, |
1ab65677 | 2189 | ios_base::iostate& __err, tm* __tm) const |
725dc051 | 2190 | { |
586b5f20 | 2191 | const locale& __loc = __io._M_getloc(); |
ed6814f7 | 2192 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
1ab65677 | 2193 | |
1ab65677 | 2194 | size_t __i = 0; |
17e15f7f PC |
2195 | int __value = 0; |
2196 | for (; __beg != __end && __i < 4; ++__beg, ++__i) | |
1ab65677 | 2197 | { |
17e15f7f PC |
2198 | const char __c = __ctype.narrow(*__beg, '*'); |
2199 | if (__c >= '0' && __c <= '9') | |
2200 | __value = __value * 10 + (__c - '0'); | |
2201 | else | |
2202 | break; | |
1ab65677 | 2203 | } |
17e15f7f | 2204 | if (__i == 2 || __i == 4) |
ed6814f7 | 2205 | __tm->tm_year = __i == 2 ? __value : __value - 1900; |
725dc051 | 2206 | else |
1ab65677 BK |
2207 | __err |= ios_base::failbit; |
2208 | if (__beg == __end) | |
2209 | __err |= ios_base::eofbit; | |
2210 | return __beg; | |
725dc051 BK |
2211 | } |
2212 | ||
fb678854 | 2213 | template<typename _CharT, typename _OutIter> |
725dc051 | 2214 | _OutIter |
1ab65677 | 2215 | time_put<_CharT, _OutIter>:: |
ed6814f7 | 2216 | put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, |
1ab65677 | 2217 | const _CharT* __beg, const _CharT* __end) const |
e08138aa | 2218 | { |
586b5f20 | 2219 | const locale& __loc = __io._M_getloc(); |
e08138aa | 2220 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
6bf0b59c | 2221 | for (; __beg != __end; ++__beg) |
f1e7988a PC |
2222 | if (__ctype.narrow(*__beg, 0) != '%') |
2223 | { | |
2224 | *__s = *__beg; | |
2225 | ++__s; | |
2226 | } | |
2227 | else if (++__beg != __end) | |
2228 | { | |
2229 | char __format; | |
2230 | char __mod = 0; | |
2231 | const char __c = __ctype.narrow(*__beg, 0); | |
2232 | if (__c != 'E' && __c != 'O') | |
2233 | __format = __c; | |
2234 | else if (++__beg != __end) | |
2235 | { | |
2236 | __mod = __c; | |
2237 | __format = __ctype.narrow(*__beg, 0); | |
2238 | } | |
2239 | else | |
2240 | break; | |
586b5f20 | 2241 | __s = this->do_put(__s, __io, __fill, __tm, __format, __mod); |
f1e7988a PC |
2242 | } |
2243 | else | |
2244 | break; | |
e08138aa BK |
2245 | return __s; |
2246 | } | |
2247 | ||
2248 | template<typename _CharT, typename _OutIter> | |
1ab65677 BK |
2249 | _OutIter |
2250 | time_put<_CharT, _OutIter>:: | |
ed6814f7 | 2251 | do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm, |
1ab65677 | 2252 | char __format, char __mod) const |
ed6814f7 | 2253 | { |
586b5f20 | 2254 | const locale& __loc = __io._M_getloc(); |
da5c0f6e BK |
2255 | ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
2256 | __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc); | |
2257 | ||
e08138aa BK |
2258 | // NB: This size is arbitrary. Should this be a data member, |
2259 | // initialized at construction? | |
cb793089 | 2260 | const size_t __maxlen = 128; |
586b5f20 BK |
2261 | char_type* __res = |
2262 | static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen)); | |
e08138aa BK |
2263 | |
2264 | // NB: In IEE 1003.1-200x, and perhaps other locale models, it | |
2265 | // is possible that the format character will be longer than one | |
2266 | // character. Possibilities include 'E' or 'O' followed by a | |
c5504edb | 2267 | // format character: if __mod is not the default argument, assume |
e08138aa | 2268 | // it's a valid modifier. |
da5c0f6e | 2269 | char_type __fmt[4]; |
ed6814f7 | 2270 | __fmt[0] = __ctype.widen('%'); |
e08138aa BK |
2271 | if (!__mod) |
2272 | { | |
2273 | __fmt[1] = __format; | |
da5c0f6e | 2274 | __fmt[2] = char_type(); |
e08138aa BK |
2275 | } |
2276 | else | |
2277 | { | |
2278 | __fmt[1] = __mod; | |
2279 | __fmt[2] = __format; | |
da5c0f6e | 2280 | __fmt[3] = char_type(); |
e08138aa BK |
2281 | } |
2282 | ||
d3a193e3 | 2283 | __tp._M_put(__res, __maxlen, __fmt, __tm); |
e08138aa BK |
2284 | |
2285 | // Write resulting, fully-formatted string to output iterator. | |
391cfc46 | 2286 | return std::__write(__s, __res, char_traits<char_type>::length(__res)); |
e08138aa BK |
2287 | } |
2288 | ||
ea0c0b6e BK |
2289 | // Generic version does nothing. |
2290 | template<typename _CharT> | |
2291 | int | |
d3a193e3 | 2292 | collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const |
ea0c0b6e BK |
2293 | { return 0; } |
2294 | ||
2295 | // Generic version does nothing. | |
2296 | template<typename _CharT> | |
2297 | size_t | |
d3a193e3 | 2298 | collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const |
ea0c0b6e BK |
2299 | { return 0; } |
2300 | ||
2301 | template<typename _CharT> | |
2302 | int | |
2303 | collate<_CharT>:: | |
ed6814f7 | 2304 | do_compare(const _CharT* __lo1, const _CharT* __hi1, |
ea0c0b6e | 2305 | const _CharT* __lo2, const _CharT* __hi2) const |
ed6814f7 | 2306 | { |
5040d691 PR |
2307 | // strcoll assumes zero-terminated strings so we make a copy |
2308 | // and then put a zero at the end. | |
ea0c0b6e BK |
2309 | const string_type __one(__lo1, __hi1); |
2310 | const string_type __two(__lo2, __hi2); | |
5040d691 PR |
2311 | |
2312 | const _CharT* __p = __one.c_str(); | |
761faeec | 2313 | const _CharT* __pend = __one.data() + __one.length(); |
5040d691 | 2314 | const _CharT* __q = __two.c_str(); |
761faeec | 2315 | const _CharT* __qend = __two.data() + __two.length(); |
5040d691 PR |
2316 | |
2317 | // strcoll stops when it sees a nul character so we break | |
2318 | // the strings into zero-terminated substrings and pass those | |
2319 | // to strcoll. | |
2320 | for (;;) | |
2321 | { | |
905df1fb | 2322 | const int __res = _M_compare(__p, __q); |
5040d691 PR |
2323 | if (__res) |
2324 | return __res; | |
2325 | ||
2326 | __p += char_traits<_CharT>::length(__p); | |
2327 | __q += char_traits<_CharT>::length(__q); | |
2328 | if (__p == __pend && __q == __qend) | |
2329 | return 0; | |
2330 | else if (__p == __pend) | |
2331 | return -1; | |
2332 | else if (__q == __qend) | |
2333 | return 1; | |
2334 | ||
2335 | __p++; | |
2336 | __q++; | |
2337 | } | |
ea0c0b6e BK |
2338 | } |
2339 | ||
f1e7988a | 2340 | template<typename _CharT> |
b206658a | 2341 | typename collate<_CharT>::string_type |
ea0c0b6e BK |
2342 | collate<_CharT>:: |
2343 | do_transform(const _CharT* __lo, const _CharT* __hi) const | |
2344 | { | |
5040d691 PR |
2345 | // strxfrm assumes zero-terminated strings so we make a copy |
2346 | string_type __str(__lo, __hi); | |
2347 | ||
2348 | const _CharT* __p = __str.c_str(); | |
761faeec | 2349 | const _CharT* __pend = __str.data() + __str.length(); |
5040d691 | 2350 | |
32c16200 | 2351 | size_t __len = (__hi - __lo) * 2; |
5040d691 PR |
2352 | |
2353 | string_type __ret; | |
2354 | ||
2355 | // strxfrm stops when it sees a nul character so we break | |
2356 | // the string into zero-terminated substrings and pass those | |
2357 | // to strxfrm. | |
2358 | for (;;) | |
ea0c0b6e | 2359 | { |
5040d691 PR |
2360 | // First try a buffer perhaps big enough. |
2361 | _CharT* __c = | |
2362 | static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len)); | |
2363 | size_t __res = _M_transform(__c, __p, __len); | |
2364 | // If the buffer was not large enough, try again with the | |
2365 | // correct size. | |
2366 | if (__res >= __len) | |
2367 | { | |
2368 | __len = __res + 1; | |
ed6814f7 | 2369 | __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) |
5040d691 | 2370 | * __len)); |
23d4fa49 | 2371 | __res = _M_transform(__c, __p, __len); |
5040d691 PR |
2372 | } |
2373 | ||
2374 | __ret.append(__c, __res); | |
2375 | __p += char_traits<_CharT>::length(__p); | |
2376 | if (__p == __pend) | |
2377 | return __ret; | |
2378 | ||
2379 | __p++; | |
2380 | __ret.push_back(_CharT()); | |
ea0c0b6e | 2381 | } |
ea0c0b6e BK |
2382 | } |
2383 | ||
f1e7988a | 2384 | template<typename _CharT> |
ea0c0b6e BK |
2385 | long |
2386 | collate<_CharT>:: | |
2387 | do_hash(const _CharT* __lo, const _CharT* __hi) const | |
ed6814f7 | 2388 | { |
ea0c0b6e BK |
2389 | unsigned long __val = 0; |
2390 | for (; __lo < __hi; ++__lo) | |
ed6814f7 | 2391 | __val = *__lo + ((__val << 7) | |
4e2f8bcf | 2392 | (__val >> (numeric_limits<unsigned long>::digits - 7))); |
ea0c0b6e BK |
2393 | return static_cast<long>(__val); |
2394 | } | |
1ab65677 | 2395 | |
86ade44c | 2396 | // Construct correctly padded string, as per 22.2.2.2.2 |
ed6814f7 | 2397 | // Assumes |
86ade44c BK |
2398 | // __newlen > __oldlen |
2399 | // __news is allocated for __newlen size | |
b3340046 PC |
2400 | // Used by both num_put and ostream inserters: if __num, |
2401 | // internal-adjusted objects are padded according to the rules below | |
2402 | // concerning 0[xX] and +-, otherwise, exactly as right-adjusted | |
2403 | // ones are. | |
f13a69ec BK |
2404 | |
2405 | // NB: Of the two parameters, _CharT can be deduced from the | |
2406 | // function arguments. The other (_Traits) has to be explicitly specified. | |
f13a69ec | 2407 | template<typename _CharT, typename _Traits> |
ed6814f7 BI |
2408 | void |
2409 | __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill, | |
2410 | _CharT* __news, const _CharT* __olds, | |
2411 | const streamsize __newlen, | |
f13a69ec BK |
2412 | const streamsize __oldlen, const bool __num) |
2413 | { | |
e4f7d0a1 PC |
2414 | const size_t __plen = static_cast<size_t>(__newlen - __oldlen); |
2415 | const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield; | |
86ade44c | 2416 | |
e4f7d0a1 | 2417 | // Padding last. |
86ade44c BK |
2418 | if (__adjust == ios_base::left) |
2419 | { | |
e4f7d0a1 PC |
2420 | _Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen); |
2421 | _Traits::assign(__news + __oldlen, __plen, __fill); | |
2422 | return; | |
86ade44c | 2423 | } |
e4f7d0a1 PC |
2424 | |
2425 | size_t __mod = 0; | |
2426 | if (__adjust == ios_base::internal && __num) | |
86ade44c BK |
2427 | { |
2428 | // Pad after the sign, if there is one. | |
2429 | // Pad after 0[xX], if there is one. | |
2430 | // Who came up with these rules, anyway? Jeeze. | |
7942afdc | 2431 | const locale& __loc = __io._M_getloc(); |
ed6814f7 | 2432 | const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
230377dc | 2433 | |
ce345590 PC |
2434 | const bool __testsign = (__ctype.widen('-') == __olds[0] |
2435 | || __ctype.widen('+') == __olds[0]); | |
2436 | const bool __testhex = (__ctype.widen('0') == __olds[0] | |
230377dc | 2437 | && __oldlen > 1 |
ce345590 PC |
2438 | && (__ctype.widen('x') == __olds[1] |
2439 | || __ctype.widen('X') == __olds[1])); | |
86ade44c BK |
2440 | if (__testhex) |
2441 | { | |
ed6814f7 | 2442 | __news[0] = __olds[0]; |
86ade44c | 2443 | __news[1] = __olds[1]; |
5b577977 | 2444 | __mod = 2; |
86ade44c | 2445 | __news += 2; |
86ade44c BK |
2446 | } |
2447 | else if (__testsign) | |
2448 | { | |
a3aff86a | 2449 | __news[0] = __olds[0]; |
5b577977 | 2450 | __mod = 1; |
86ade44c | 2451 | ++__news; |
86ade44c | 2452 | } |
5b577977 | 2453 | // else Padding first. |
86ade44c | 2454 | } |
e4f7d0a1 PC |
2455 | _Traits::assign(__news, __plen, __fill); |
2456 | _Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod), | |
2457 | __oldlen - __mod); | |
86ade44c BK |
2458 | } |
2459 | ||
47f62b27 PC |
2460 | bool |
2461 | __verify_grouping(const char* __grouping, size_t __grouping_size, | |
2462 | const string& __grouping_tmp) | |
230377dc DA |
2463 | { |
2464 | const size_t __n = __grouping_tmp.size() - 1; | |
fa948784 | 2465 | const size_t __min = std::min(__n, size_t(__grouping_size - 1)); |
230377dc DA |
2466 | size_t __i = __n; |
2467 | bool __test = true; | |
2468 | ||
2469 | // Parsed number groupings have to match the | |
2470 | // numpunct::grouping string exactly, starting at the | |
2471 | // right-most point of the parsed sequence of elements ... | |
2472 | for (size_t __j = 0; __j < __min && __test; --__i, ++__j) | |
2473 | __test = __grouping_tmp[__i] == __grouping[__j]; | |
2474 | for (; __i && __test; --__i) | |
2475 | __test = __grouping_tmp[__i] == __grouping[__min]; | |
eae6e95b PC |
2476 | // ... but the first parsed grouping can be <= numpunct |
2477 | // grouping (only do the check if the numpunct char is > 0 | |
2478 | // because <= 0 means any size is ok). | |
2479 | if (static_cast<signed char>(__grouping[__min]) > 0) | |
2480 | __test &= __grouping_tmp[0] <= __grouping[__min]; | |
230377dc DA |
2481 | return __test; |
2482 | } | |
1ab65677 | 2483 | |
1ab65677 BK |
2484 | template<typename _CharT> |
2485 | _CharT* | |
47f62b27 PC |
2486 | __add_grouping(_CharT* __s, _CharT __sep, |
2487 | const char* __gbeg, size_t __gsize, | |
1ab65677 | 2488 | const _CharT* __first, const _CharT* __last) |
bf058d22 | 2489 | { |
eae6e95b PC |
2490 | if (__last - __first > *__gbeg |
2491 | && static_cast<signed char>(*__gbeg) > 0) | |
bf058d22 | 2492 | { |
47f62b27 | 2493 | const bool __bump = __gsize != 1; |
bf058d22 | 2494 | __s = std::__add_grouping(__s, __sep, __gbeg + __bump, |
47f62b27 PC |
2495 | __gsize - __bump, __first, |
2496 | __last - *__gbeg); | |
bf058d22 PC |
2497 | __first = __last - *__gbeg; |
2498 | *__s++ = __sep; | |
2499 | } | |
2500 | do | |
2501 | *__s++ = *__first++; | |
2502 | while (__first != __last); | |
2503 | return __s; | |
2504 | } | |
a32e3c09 BK |
2505 | |
2506 | // Inhibit implicit instantiations for required instantiations, | |
ed6814f7 | 2507 | // which are defined via explicit instantiations elsewhere. |
a32e3c09 | 2508 | // NB: This syntax is a GNU extension. |
3d7c150e | 2509 | #if _GLIBCXX_EXTERN_TEMPLATE |
a32e3c09 BK |
2510 | extern template class moneypunct<char, false>; |
2511 | extern template class moneypunct<char, true>; | |
2512 | extern template class moneypunct_byname<char, false>; | |
2513 | extern template class moneypunct_byname<char, true>; | |
41b4d44b BK |
2514 | extern template class money_get<char>; |
2515 | extern template class money_put<char>; | |
a32e3c09 BK |
2516 | extern template class numpunct<char>; |
2517 | extern template class numpunct_byname<char>; | |
41b4d44b | 2518 | extern template class num_get<char>; |
ed6814f7 | 2519 | extern template class num_put<char>; |
a32e3c09 | 2520 | extern template class __timepunct<char>; |
41b4d44b BK |
2521 | extern template class time_put<char>; |
2522 | extern template class time_put_byname<char>; | |
2523 | extern template class time_get<char>; | |
2524 | extern template class time_get_byname<char>; | |
a32e3c09 BK |
2525 | extern template class messages<char>; |
2526 | extern template class messages_byname<char>; | |
a32e3c09 | 2527 | extern template class ctype_byname<char>; |
a32e3c09 | 2528 | extern template class codecvt_byname<char, char, mbstate_t>; |
a32e3c09 BK |
2529 | extern template class collate<char>; |
2530 | extern template class collate_byname<char>; | |
ea0c0b6e | 2531 | |
41b4d44b | 2532 | extern template |
ed6814f7 | 2533 | const codecvt<char, char, mbstate_t>& |
41b4d44b BK |
2534 | use_facet<codecvt<char, char, mbstate_t> >(const locale&); |
2535 | ||
2536 | extern template | |
ed6814f7 | 2537 | const collate<char>& |
41b4d44b BK |
2538 | use_facet<collate<char> >(const locale&); |
2539 | ||
2540 | extern template | |
ed6814f7 | 2541 | const numpunct<char>& |
41b4d44b BK |
2542 | use_facet<numpunct<char> >(const locale&); |
2543 | ||
ed6814f7 BI |
2544 | extern template |
2545 | const num_put<char>& | |
41b4d44b BK |
2546 | use_facet<num_put<char> >(const locale&); |
2547 | ||
ed6814f7 BI |
2548 | extern template |
2549 | const num_get<char>& | |
41b4d44b BK |
2550 | use_facet<num_get<char> >(const locale&); |
2551 | ||
2552 | extern template | |
ed6814f7 | 2553 | const moneypunct<char, true>& |
41b4d44b BK |
2554 | use_facet<moneypunct<char, true> >(const locale&); |
2555 | ||
2556 | extern template | |
ed6814f7 | 2557 | const moneypunct<char, false>& |
41b4d44b BK |
2558 | use_facet<moneypunct<char, false> >(const locale&); |
2559 | ||
ed6814f7 BI |
2560 | extern template |
2561 | const money_put<char>& | |
41b4d44b BK |
2562 | use_facet<money_put<char> >(const locale&); |
2563 | ||
ed6814f7 BI |
2564 | extern template |
2565 | const money_get<char>& | |
41b4d44b BK |
2566 | use_facet<money_get<char> >(const locale&); |
2567 | ||
2568 | extern template | |
ed6814f7 | 2569 | const __timepunct<char>& |
41b4d44b BK |
2570 | use_facet<__timepunct<char> >(const locale&); |
2571 | ||
ed6814f7 BI |
2572 | extern template |
2573 | const time_put<char>& | |
41b4d44b BK |
2574 | use_facet<time_put<char> >(const locale&); |
2575 | ||
ed6814f7 BI |
2576 | extern template |
2577 | const time_get<char>& | |
41b4d44b BK |
2578 | use_facet<time_get<char> >(const locale&); |
2579 | ||
ed6814f7 BI |
2580 | extern template |
2581 | const messages<char>& | |
41b4d44b BK |
2582 | use_facet<messages<char> >(const locale&); |
2583 | ||
ed6814f7 | 2584 | extern template |
41b4d44b BK |
2585 | bool |
2586 | has_facet<ctype<char> >(const locale&); | |
2587 | ||
ed6814f7 | 2588 | extern template |
41b4d44b BK |
2589 | bool |
2590 | has_facet<codecvt<char, char, mbstate_t> >(const locale&); | |
2591 | ||
ed6814f7 | 2592 | extern template |
41b4d44b BK |
2593 | bool |
2594 | has_facet<collate<char> >(const locale&); | |
2595 | ||
ed6814f7 | 2596 | extern template |
41b4d44b BK |
2597 | bool |
2598 | has_facet<numpunct<char> >(const locale&); | |
a32e3c09 | 2599 | |
ed6814f7 | 2600 | extern template |
41b4d44b BK |
2601 | bool |
2602 | has_facet<num_put<char> >(const locale&); | |
a32e3c09 | 2603 | |
ed6814f7 | 2604 | extern template |
41b4d44b BK |
2605 | bool |
2606 | has_facet<num_get<char> >(const locale&); | |
a32e3c09 | 2607 | |
ed6814f7 | 2608 | extern template |
41b4d44b BK |
2609 | bool |
2610 | has_facet<moneypunct<char> >(const locale&); | |
2611 | ||
ed6814f7 | 2612 | extern template |
41b4d44b BK |
2613 | bool |
2614 | has_facet<money_put<char> >(const locale&); | |
2615 | ||
ed6814f7 | 2616 | extern template |
41b4d44b BK |
2617 | bool |
2618 | has_facet<money_get<char> >(const locale&); | |
2619 | ||
ed6814f7 | 2620 | extern template |
41b4d44b BK |
2621 | bool |
2622 | has_facet<__timepunct<char> >(const locale&); | |
2623 | ||
ed6814f7 | 2624 | extern template |
41b4d44b BK |
2625 | bool |
2626 | has_facet<time_put<char> >(const locale&); | |
2627 | ||
ed6814f7 | 2628 | extern template |
41b4d44b BK |
2629 | bool |
2630 | has_facet<time_get<char> >(const locale&); | |
2631 | ||
ed6814f7 | 2632 | extern template |
41b4d44b BK |
2633 | bool |
2634 | has_facet<messages<char> >(const locale&); | |
2635 | ||
3d7c150e | 2636 | #ifdef _GLIBCXX_USE_WCHAR_T |
5112ae3a BK |
2637 | extern template class moneypunct<wchar_t, false>; |
2638 | extern template class moneypunct<wchar_t, true>; | |
2639 | extern template class moneypunct_byname<wchar_t, false>; | |
2640 | extern template class moneypunct_byname<wchar_t, true>; | |
2641 | extern template class money_get<wchar_t>; | |
2642 | extern template class money_put<wchar_t>; | |
2643 | extern template class numpunct<wchar_t>; | |
2644 | extern template class numpunct_byname<wchar_t>; | |
2645 | extern template class num_get<wchar_t>; | |
2646 | extern template class num_put<wchar_t>; | |
2647 | extern template class __timepunct<wchar_t>; | |
2648 | extern template class time_put<wchar_t>; | |
2649 | extern template class time_put_byname<wchar_t>; | |
2650 | extern template class time_get<wchar_t>; | |
2651 | extern template class time_get_byname<wchar_t>; | |
2652 | extern template class messages<wchar_t>; | |
2653 | extern template class messages_byname<wchar_t>; | |
2654 | extern template class ctype_byname<wchar_t>; | |
2655 | extern template class codecvt_byname<wchar_t, char, mbstate_t>; | |
2656 | extern template class collate<wchar_t>; | |
2657 | extern template class collate_byname<wchar_t>; | |
2658 | ||
2659 | extern template | |
ed6814f7 | 2660 | const codecvt<wchar_t, char, mbstate_t>& |
5112ae3a BK |
2661 | use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&); |
2662 | ||
2663 | extern template | |
ed6814f7 | 2664 | const collate<wchar_t>& |
5112ae3a BK |
2665 | use_facet<collate<wchar_t> >(const locale&); |
2666 | ||
2667 | extern template | |
ed6814f7 | 2668 | const numpunct<wchar_t>& |
5112ae3a BK |
2669 | use_facet<numpunct<wchar_t> >(const locale&); |
2670 | ||
ed6814f7 BI |
2671 | extern template |
2672 | const num_put<wchar_t>& | |
5112ae3a BK |
2673 | use_facet<num_put<wchar_t> >(const locale&); |
2674 | ||
ed6814f7 BI |
2675 | extern template |
2676 | const num_get<wchar_t>& | |
5112ae3a BK |
2677 | use_facet<num_get<wchar_t> >(const locale&); |
2678 | ||
2679 | extern template | |
ed6814f7 | 2680 | const moneypunct<wchar_t, true>& |
5112ae3a BK |
2681 | use_facet<moneypunct<wchar_t, true> >(const locale&); |
2682 | ||
2683 | extern template | |
ed6814f7 | 2684 | const moneypunct<wchar_t, false>& |
5112ae3a | 2685 | use_facet<moneypunct<wchar_t, false> >(const locale&); |
ed6814f7 BI |
2686 | |
2687 | extern template | |
2688 | const money_put<wchar_t>& | |
5112ae3a BK |
2689 | use_facet<money_put<wchar_t> >(const locale&); |
2690 | ||
ed6814f7 BI |
2691 | extern template |
2692 | const money_get<wchar_t>& | |
5112ae3a BK |
2693 | use_facet<money_get<wchar_t> >(const locale&); |
2694 | ||
2695 | extern template | |
ed6814f7 | 2696 | const __timepunct<wchar_t>& |
5112ae3a BK |
2697 | use_facet<__timepunct<wchar_t> >(const locale&); |
2698 | ||
ed6814f7 BI |
2699 | extern template |
2700 | const time_put<wchar_t>& | |
5112ae3a BK |
2701 | use_facet<time_put<wchar_t> >(const locale&); |
2702 | ||
ed6814f7 BI |
2703 | extern template |
2704 | const time_get<wchar_t>& | |
5112ae3a BK |
2705 | use_facet<time_get<wchar_t> >(const locale&); |
2706 | ||
ed6814f7 BI |
2707 | extern template |
2708 | const messages<wchar_t>& | |
5112ae3a BK |
2709 | use_facet<messages<wchar_t> >(const locale&); |
2710 | ||
ed6814f7 | 2711 | extern template |
41b4d44b BK |
2712 | bool |
2713 | has_facet<ctype<wchar_t> >(const locale&); | |
2714 | ||
ed6814f7 | 2715 | extern template |
41b4d44b BK |
2716 | bool |
2717 | has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&); | |
2718 | ||
ed6814f7 | 2719 | extern template |
41b4d44b BK |
2720 | bool |
2721 | has_facet<collate<wchar_t> >(const locale&); | |
2722 | ||
ed6814f7 | 2723 | extern template |
41b4d44b BK |
2724 | bool |
2725 | has_facet<numpunct<wchar_t> >(const locale&); | |
2726 | ||
ed6814f7 | 2727 | extern template |
41b4d44b BK |
2728 | bool |
2729 | has_facet<num_put<wchar_t> >(const locale&); | |
2730 | ||
ed6814f7 | 2731 | extern template |
41b4d44b BK |
2732 | bool |
2733 | has_facet<num_get<wchar_t> >(const locale&); | |
2734 | ||
ed6814f7 | 2735 | extern template |
41b4d44b BK |
2736 | bool |
2737 | has_facet<moneypunct<wchar_t> >(const locale&); | |
2738 | ||
ed6814f7 | 2739 | extern template |
41b4d44b BK |
2740 | bool |
2741 | has_facet<money_put<wchar_t> >(const locale&); | |
2742 | ||
ed6814f7 | 2743 | extern template |
41b4d44b BK |
2744 | bool |
2745 | has_facet<money_get<wchar_t> >(const locale&); | |
2746 | ||
ed6814f7 | 2747 | extern template |
41b4d44b BK |
2748 | bool |
2749 | has_facet<__timepunct<wchar_t> >(const locale&); | |
2750 | ||
ed6814f7 | 2751 | extern template |
41b4d44b BK |
2752 | bool |
2753 | has_facet<time_put<wchar_t> >(const locale&); | |
2754 | ||
ed6814f7 | 2755 | extern template |
41b4d44b BK |
2756 | bool |
2757 | has_facet<time_get<wchar_t> >(const locale&); | |
2758 | ||
ed6814f7 | 2759 | extern template |
41b4d44b BK |
2760 | bool |
2761 | has_facet<messages<wchar_t> >(const locale&); | |
5112ae3a | 2762 | #endif |
1bc8b0ad | 2763 | #endif |
3cbc7af0 BK |
2764 | |
2765 | _GLIBCXX_END_NAMESPACE | |
41b4d44b BK |
2766 | |
2767 | #endif |