1 // Copyright (C) 1997-2021 Free Software Foundation, Inc. 2 // 3 // This file is part of the GNU ISO C++ Library. This library is free 4 // software; you can redistribute it and/or modify it under the 5 // terms of the GNU General Public License as published by the 6 // Free Software Foundation; either version 3, or (at your option) 7 // any later version. 8 9 // This library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 14 // Under Section 7 of GPL version 3, you are granted additional 15 // permissions described in the GCC Runtime Library Exception, version 16 // 3.1, as published by the Free Software Foundation. 17 18 // You should have received a copy of the GNU General Public License and 19 // a copy of the GCC Runtime Library Exception along with this program; 20 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 21 // <http://www.gnu.org/licenses/>. 22 23 #define _GLIBCXX_USE_CXX11_ABI 1 24 #include <clocale> 25 #include <cstring> 26 #include <cstdlib> // For free. 27 #include <cctype> 28 #include <cwctype> // For towupper, etc. 29 #include <locale> 30 #include <ext/concurrence.h> 31 32 #if _GLIBCXX_USE_DUAL_ABI 33 // This file is compiled with the new std::string ABI so std::numpunct<char> 34 // refers to std::__cxx11::numpunct<char>. These declarations let us refer 35 // to the other facets instantiated with the old ABI. 36 # define _GLIBCXX_LOC_ID(mangled) extern std::locale::id mangled 37 _GLIBCXX_LOC_ID(_ZNSt8numpunctIcE2idE); 38 _GLIBCXX_LOC_ID(_ZNSt7collateIcE2idE); 39 _GLIBCXX_LOC_ID(_ZNSt8time_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE); 40 _GLIBCXX_LOC_ID(_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE); 41 _GLIBCXX_LOC_ID(_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE); 42 _GLIBCXX_LOC_ID(_ZNSt10moneypunctIcLb0EE2idE); 43 _GLIBCXX_LOC_ID(_ZNSt10moneypunctIcLb1EE2idE); 44 _GLIBCXX_LOC_ID(_ZNSt8messagesIcE2idE); 45 # ifdef _GLIBCXX_USE_WCHAR_T 46 _GLIBCXX_LOC_ID(_ZNSt8numpunctIwE2idE); 47 _GLIBCXX_LOC_ID(_ZNSt7collateIwE2idE); 48 _GLIBCXX_LOC_ID(_ZNSt8time_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE); 49 _GLIBCXX_LOC_ID(_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE); 50 _GLIBCXX_LOC_ID(_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE); 51 _GLIBCXX_LOC_ID(_ZNSt10moneypunctIwLb0EE2idE); 52 _GLIBCXX_LOC_ID(_ZNSt10moneypunctIwLb1EE2idE); 53 _GLIBCXX_LOC_ID(_ZNSt8messagesIwE2idE); 54 # endif 55 #endif 56 57 58 namespace 59 { 60 const int num_facets = ( 61 _GLIBCXX_NUM_FACETS + _GLIBCXX_NUM_CXX11_FACETS 62 #ifdef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT 63 + _GLIBCXX_NUM_LBDL_ALT128_FACETS 64 #endif 65 ) 66 #ifdef _GLIBCXX_USE_WCHAR_T 67 * 2 68 #endif 69 + _GLIBCXX_NUM_UNICODE_FACETS; 70 71 __gnu_cxx::__mutex& get_locale_mutex()72 get_locale_mutex() 73 { 74 static __gnu_cxx::__mutex locale_mutex; 75 return locale_mutex; 76 } 77 78 using namespace std; 79 80 typedef char fake_locale_Impl[sizeof(locale::_Impl)] 81 __attribute__ ((aligned(__alignof__(locale::_Impl)))); 82 fake_locale_Impl c_locale_impl; 83 84 typedef char fake_locale[sizeof(locale)] 85 __attribute__ ((aligned(__alignof__(locale)))); 86 fake_locale c_locale; 87 88 typedef char fake_name_vec[sizeof(char*)] 89 __attribute__ ((aligned(__alignof__(char*)))); 90 fake_name_vec name_vec[6 + _GLIBCXX_NUM_CATEGORIES]; 91 92 typedef char fake_names[sizeof(char[2])] 93 __attribute__ ((aligned(__alignof__(char[2])))); 94 fake_names name_c[6 + _GLIBCXX_NUM_CATEGORIES]; 95 96 typedef char fake_facet_vec[sizeof(locale::facet*)] 97 __attribute__ ((aligned(__alignof__(locale::facet*)))); 98 fake_facet_vec facet_vec[num_facets]; 99 100 typedef char fake_cache_vec[sizeof(locale::facet*)] 101 __attribute__ ((aligned(__alignof__(locale::facet*)))); 102 fake_cache_vec cache_vec[num_facets]; 103 104 typedef char fake_ctype_c[sizeof(std::ctype<char>)] 105 __attribute__ ((aligned(__alignof__(std::ctype<char>)))); 106 fake_ctype_c ctype_c; 107 108 typedef char fake_collate_c[sizeof(std::collate<char>)] 109 __attribute__ ((aligned(__alignof__(std::collate<char>)))); 110 fake_collate_c collate_c; 111 112 typedef char fake_numpunct_c[sizeof(numpunct<char>)] 113 __attribute__ ((aligned(__alignof__(numpunct<char>)))); 114 fake_numpunct_c numpunct_c; 115 116 typedef char fake_num_get_c[sizeof(num_get<char>)] 117 __attribute__ ((aligned(__alignof__(num_get<char>)))); 118 fake_num_get_c num_get_c; 119 120 typedef char fake_num_put_c[sizeof(num_put<char>)] 121 __attribute__ ((aligned(__alignof__(num_put<char>)))); 122 fake_num_put_c num_put_c; 123 124 typedef char fake_codecvt_c[sizeof(codecvt<char, char, mbstate_t>)] 125 __attribute__ ((aligned(__alignof__(codecvt<char, char, mbstate_t>)))); 126 fake_codecvt_c codecvt_c; 127 128 typedef char fake_moneypunct_c[sizeof(moneypunct<char, true>)] 129 __attribute__ ((aligned(__alignof__(moneypunct<char, true>)))); 130 fake_moneypunct_c moneypunct_ct; 131 fake_moneypunct_c moneypunct_cf; 132 133 typedef char fake_money_get_c[sizeof(money_get<char>)] 134 __attribute__ ((aligned(__alignof__(money_get<char>)))); 135 fake_money_get_c money_get_c; 136 137 typedef char fake_money_put_c[sizeof(money_put<char>)] 138 __attribute__ ((aligned(__alignof__(money_put<char>)))); 139 fake_money_put_c money_put_c; 140 141 typedef char fake_timepunct_c[sizeof(__timepunct<char>)] 142 __attribute__ ((aligned(__alignof__(__timepunct<char>)))); 143 fake_timepunct_c timepunct_c; 144 145 typedef char fake_time_get_c[sizeof(time_get<char>)] 146 __attribute__ ((aligned(__alignof__(time_get<char>)))); 147 fake_time_get_c time_get_c; 148 149 typedef char fake_time_put_c[sizeof(time_put<char>)] 150 __attribute__ ((aligned(__alignof__(time_put<char>)))); 151 fake_time_put_c time_put_c; 152 153 typedef char fake_messages_c[sizeof(messages<char>)] 154 __attribute__ ((aligned(__alignof__(messages<char>)))); 155 fake_messages_c messages_c; 156 157 #ifdef _GLIBCXX_USE_WCHAR_T 158 typedef char fake_wtype_w[sizeof(std::ctype<wchar_t>)] 159 __attribute__ ((aligned(__alignof__(std::ctype<wchar_t>)))); 160 fake_wtype_w ctype_w; 161 162 typedef char fake_wollate_w[sizeof(std::collate<wchar_t>)] 163 __attribute__ ((aligned(__alignof__(std::collate<wchar_t>)))); 164 fake_wollate_w collate_w; 165 166 typedef char fake_numpunct_w[sizeof(numpunct<wchar_t>)] 167 __attribute__ ((aligned(__alignof__(numpunct<wchar_t>)))); 168 fake_numpunct_w numpunct_w; 169 170 typedef char fake_num_get_w[sizeof(num_get<wchar_t>)] 171 __attribute__ ((aligned(__alignof__(num_get<wchar_t>)))); 172 fake_num_get_w num_get_w; 173 174 typedef char fake_num_put_w[sizeof(num_put<wchar_t>)] 175 __attribute__ ((aligned(__alignof__(num_put<wchar_t>)))); 176 fake_num_put_w num_put_w; 177 178 typedef char fake_wodecvt_w[sizeof(codecvt<wchar_t, char, mbstate_t>)] 179 __attribute__ ((aligned(__alignof__(codecvt<wchar_t, char, mbstate_t>)))); 180 fake_wodecvt_w codecvt_w; 181 182 typedef char fake_moneypunct_w[sizeof(moneypunct<wchar_t, true>)] 183 __attribute__ ((aligned(__alignof__(moneypunct<wchar_t, true>)))); 184 fake_moneypunct_w moneypunct_wt; 185 fake_moneypunct_w moneypunct_wf; 186 187 typedef char fake_money_get_w[sizeof(money_get<wchar_t>)] 188 __attribute__ ((aligned(__alignof__(money_get<wchar_t>)))); 189 fake_money_get_w money_get_w; 190 191 typedef char fake_money_put_w[sizeof(money_put<wchar_t>)] 192 __attribute__ ((aligned(__alignof__(money_put<wchar_t>)))); 193 fake_money_put_w money_put_w; 194 195 typedef char fake_timepunct_w[sizeof(__timepunct<wchar_t>)] 196 __attribute__ ((aligned(__alignof__(__timepunct<wchar_t>)))); 197 fake_timepunct_w timepunct_w; 198 199 typedef char fake_time_get_w[sizeof(time_get<wchar_t>)] 200 __attribute__ ((aligned(__alignof__(time_get<wchar_t>)))); 201 fake_time_get_w time_get_w; 202 203 typedef char fake_time_put_w[sizeof(time_put<wchar_t>)] 204 __attribute__ ((aligned(__alignof__(time_put<wchar_t>)))); 205 fake_time_put_w time_put_w; 206 207 typedef char fake_messages_w[sizeof(messages<wchar_t>)] 208 __attribute__ ((aligned(__alignof__(messages<wchar_t>)))); 209 fake_messages_w messages_w; 210 #endif 211 212 typedef char fake_codecvt_c16[sizeof(codecvt<char16_t, char, mbstate_t>)] 213 __attribute__ ((aligned(__alignof__(codecvt<char16_t, char, mbstate_t>)))); 214 fake_codecvt_c16 codecvt_c16; 215 216 typedef char fake_codecvt_c32[sizeof(codecvt<char32_t, char, mbstate_t>)] 217 __attribute__ ((aligned(__alignof__(codecvt<char32_t, char, mbstate_t>)))); 218 fake_codecvt_c32 codecvt_c32; 219 220 #ifdef _GLIBCXX_USE_CHAR8_T 221 typedef char fake_codecvt_c16_c8[sizeof(codecvt<char16_t, char8_t, mbstate_t>)] 222 __attribute__ ((aligned(__alignof__(codecvt<char16_t, char8_t, mbstate_t>)))); 223 fake_codecvt_c16_c8 codecvt_c16_c8; 224 225 typedef char fake_codecvt_c32_c8[sizeof(codecvt<char32_t, char8_t, mbstate_t>)] 226 __attribute__ ((aligned(__alignof__(codecvt<char32_t, char8_t, mbstate_t>)))); 227 fake_codecvt_c32_c8 codecvt_c32_c8; 228 #endif 229 230 // Storage for "C" locale caches. 231 typedef char fake_num_cache_c[sizeof(std::__numpunct_cache<char>)] 232 __attribute__ ((aligned(__alignof__(std::__numpunct_cache<char>)))); 233 fake_num_cache_c numpunct_cache_c; 234 235 typedef char fake_money_cache_c[sizeof(std::__moneypunct_cache<char, true>)] 236 __attribute__ ((aligned(__alignof__(std::__moneypunct_cache<char, true>)))); 237 fake_money_cache_c moneypunct_cache_ct; 238 fake_money_cache_c moneypunct_cache_cf; 239 240 typedef char fake_time_cache_c[sizeof(std::__timepunct_cache<char>)] 241 __attribute__ ((aligned(__alignof__(std::__timepunct_cache<char>)))); 242 fake_time_cache_c timepunct_cache_c; 243 244 #ifdef _GLIBCXX_USE_WCHAR_T 245 typedef char fake_num_cache_w[sizeof(std::__numpunct_cache<wchar_t>)] 246 __attribute__ ((aligned(__alignof__(std::__numpunct_cache<wchar_t>)))); 247 fake_num_cache_w numpunct_cache_w; 248 249 typedef char fake_money_cache_w[sizeof(std::__moneypunct_cache<wchar_t,true>)] 250 __attribute__ ((aligned(__alignof__(std::__moneypunct_cache<wchar_t,true>)))); 251 fake_money_cache_w moneypunct_cache_wt; 252 fake_money_cache_w moneypunct_cache_wf; 253 254 typedef char fake_time_cache_w[sizeof(std::__timepunct_cache<wchar_t>)] 255 __attribute__ ((aligned(__alignof__(std::__timepunct_cache<wchar_t>)))); 256 fake_time_cache_w timepunct_cache_w; 257 #endif 258 } // anonymous namespace 259 260 namespace std _GLIBCXX_VISIBILITY(default) 261 { 262 _GLIBCXX_BEGIN_NAMESPACE_VERSION 263 locale()264 locale::locale() throw() : _M_impl(0) 265 { 266 _S_initialize(); 267 268 // Checked locking to optimize the common case where _S_global 269 // still points to _S_classic (locale::_S_initialize_once()): 270 // - If they are the same, just increment the reference count and 271 // we are done. This effectively constructs a C locale object 272 // identical to the static c_locale. 273 // - Otherwise, _S_global can and may be destroyed due to 274 // locale::global() call on another thread, in which case we 275 // fall back to lock protected access to both _S_global and 276 // its reference count. 277 _M_impl = _S_global; 278 if (_M_impl != _S_classic) 279 { 280 __gnu_cxx::__scoped_lock sentry(get_locale_mutex()); 281 _S_global->_M_add_reference(); 282 _M_impl = _S_global; 283 } 284 } 285 286 locale global(const locale & __other)287 locale::global(const locale& __other) 288 { 289 _S_initialize(); 290 _Impl* __old; 291 { 292 __gnu_cxx::__scoped_lock sentry(get_locale_mutex()); 293 __old = _S_global; 294 if (__other._M_impl != _S_classic) 295 __other._M_impl->_M_add_reference(); 296 _S_global = __other._M_impl; 297 const string __other_name = __other.name(); 298 if (__other_name != "*") 299 setlocale(LC_ALL, __other_name.c_str()); 300 } 301 302 // Reference count sanity check: one reference removed for the 303 // subsition of __other locale, one added by return-by-value. Net 304 // difference: zero. When the returned locale object's destructor 305 // is called, then the reference count is decremented and possibly 306 // destroyed. 307 return locale(__old); 308 } 309 310 const locale& classic()311 locale::classic() 312 { 313 _S_initialize(); 314 return *(const locale*)c_locale; 315 } 316 317 void _S_initialize_once()318 locale::_S_initialize_once() throw() 319 { 320 // 2 references. 321 // One reference for _S_classic, one for _S_global 322 _S_classic = new (&c_locale_impl) _Impl(2); 323 _S_global = _S_classic; 324 new (&c_locale) locale(_S_classic); 325 } 326 327 void _S_initialize()328 locale::_S_initialize() 329 { 330 #ifdef __GTHREADS 331 if (__gthread_active_p()) 332 __gthread_once(&_S_once, _S_initialize_once); 333 #endif 334 if (!_S_classic) 335 _S_initialize_once(); 336 } 337 338 // Definitions for static const data members of locale::_Impl 339 const locale::id* const 340 locale::_Impl::_S_id_ctype[] = 341 { 342 &std::ctype<char>::id, 343 &codecvt<char, char, mbstate_t>::id, 344 #ifdef _GLIBCXX_USE_WCHAR_T 345 &std::ctype<wchar_t>::id, 346 &codecvt<wchar_t, char, mbstate_t>::id, 347 #endif 348 #if _GLIBCXX_NUM_UNICODE_FACETS != 0 349 &codecvt<char16_t, char, mbstate_t>::id, 350 &codecvt<char32_t, char, mbstate_t>::id, 351 #ifdef _GLIBCXX_USE_CHAR8_T 352 &codecvt<char16_t, char8_t, mbstate_t>::id, 353 &codecvt<char32_t, char8_t, mbstate_t>::id, 354 #endif 355 #endif 356 0 357 }; 358 359 const locale::id* const 360 locale::_Impl::_S_id_numeric[] = 361 { 362 &num_get<char>::id, 363 &num_put<char>::id, 364 &numpunct<char>::id, 365 #ifdef _GLIBCXX_USE_WCHAR_T 366 &num_get<wchar_t>::id, 367 &num_put<wchar_t>::id, 368 &numpunct<wchar_t>::id, 369 #endif 370 0 371 }; 372 373 const locale::id* const 374 locale::_Impl::_S_id_collate[] = 375 { 376 &std::collate<char>::id, 377 #ifdef _GLIBCXX_USE_WCHAR_T 378 &std::collate<wchar_t>::id, 379 #endif 380 0 381 }; 382 383 const locale::id* const 384 locale::_Impl::_S_id_time[] = 385 { 386 &__timepunct<char>::id, 387 &time_get<char>::id, 388 &time_put<char>::id, 389 #ifdef _GLIBCXX_USE_WCHAR_T 390 &__timepunct<wchar_t>::id, 391 &time_get<wchar_t>::id, 392 &time_put<wchar_t>::id, 393 #endif 394 0 395 }; 396 397 const locale::id* const 398 locale::_Impl::_S_id_monetary[] = 399 { 400 &money_get<char>::id, 401 &money_put<char>::id, 402 &moneypunct<char, false>::id, 403 &moneypunct<char, true >::id, 404 #ifdef _GLIBCXX_USE_WCHAR_T 405 &money_get<wchar_t>::id, 406 &money_put<wchar_t>::id, 407 &moneypunct<wchar_t, false>::id, 408 &moneypunct<wchar_t, true >::id, 409 #endif 410 0 411 }; 412 413 const locale::id* const 414 locale::_Impl::_S_id_messages[] = 415 { 416 &std::messages<char>::id, 417 #ifdef _GLIBCXX_USE_WCHAR_T 418 &std::messages<wchar_t>::id, 419 #endif 420 0 421 }; 422 423 const locale::id* const* const 424 locale::_Impl::_S_facet_categories[] = 425 { 426 // Order must match the decl order in class locale. 427 locale::_Impl::_S_id_ctype, 428 locale::_Impl::_S_id_numeric, 429 locale::_Impl::_S_id_collate, 430 locale::_Impl::_S_id_time, 431 locale::_Impl::_S_id_monetary, 432 locale::_Impl::_S_id_messages, 433 0 434 }; 435 436 #if _GLIBCXX_USE_DUAL_ABI 437 // Facets that are instantiated for both the COW and SSO std::string ABIs. 438 // The COW ABI version must come first, followed by its SSO twin. 439 const locale::id* const locale::_S_twinned_facets[] = { 440 &::_ZNSt8numpunctIcE2idE, 441 &numpunct<char>::id, 442 &::_ZNSt7collateIcE2idE, 443 &std::collate<char>::id, 444 &::_ZNSt8time_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE, 445 &time_get<char>::id, 446 &::_ZNSt9money_getIcSt19istreambuf_iteratorIcSt11char_traitsIcEEE2idE, 447 &money_get<char>::id, 448 &::_ZNSt9money_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE, 449 &money_put<char>::id, 450 &::_ZNSt10moneypunctIcLb0EE2idE, 451 &moneypunct<char, false>::id, 452 &::_ZNSt10moneypunctIcLb1EE2idE, 453 &moneypunct<char, true >::id, 454 &::_ZNSt8messagesIcE2idE, 455 &std::messages<char>::id, 456 # ifdef _GLIBCXX_USE_WCHAR_T 457 &::_ZNSt8numpunctIwE2idE, 458 &numpunct<wchar_t>::id, 459 &::_ZNSt7collateIwE2idE, 460 &std::collate<wchar_t>::id, 461 &::_ZNSt8time_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE, 462 &time_get<wchar_t>::id, 463 &::_ZNSt9money_getIwSt19istreambuf_iteratorIwSt11char_traitsIwEEE2idE, 464 &money_get<wchar_t>::id, 465 &::_ZNSt9money_putIwSt19ostreambuf_iteratorIwSt11char_traitsIwEEE2idE, 466 &money_put<wchar_t>::id, 467 &::_ZNSt10moneypunctIwLb0EE2idE, 468 &moneypunct<wchar_t, false>::id, 469 &::_ZNSt10moneypunctIwLb1EE2idE, 470 &moneypunct<wchar_t, true >::id, 471 &::_ZNSt8messagesIwE2idE, 472 &std::messages<wchar_t>::id, 473 # endif 474 0, 0 475 }; 476 #endif 477 478 // Construct "C" _Impl. 479 locale::_Impl:: _Impl(size_t __refs)480 _Impl(size_t __refs) throw() 481 : _M_refcount(__refs), _M_facets(0), _M_facets_size(num_facets), 482 _M_caches(0), _M_names(0) 483 { 484 _M_facets = new (&facet_vec) const facet*[_M_facets_size](); 485 _M_caches = new (&cache_vec) const facet*[_M_facets_size](); 486 487 // Name the categories. 488 _M_names = new (&name_vec) char*[_S_categories_size](); 489 _M_names[0] = new (&name_c[0]) char[2]; 490 std::memcpy(_M_names[0], locale::facet::_S_get_c_name(), 2); 491 492 // This is needed as presently the C++ version of "C" locales 493 // != data in the underlying locale model for __timepunct, 494 // numpunct, and moneypunct. Also, the "C" locales must be 495 // constructed in a way such that they are pre-allocated. 496 // NB: Set locale::facets(ref) count to one so that each individual 497 // facet is not destroyed when the locale (and thus locale::_Impl) is 498 // destroyed. 499 _M_init_facet(new (&ctype_c) std::ctype<char>(0, false, 1)); 500 _M_init_facet(new (&codecvt_c) codecvt<char, char, mbstate_t>(1)); 501 502 typedef __numpunct_cache<char> num_cache_c; 503 num_cache_c* __npc = new (&numpunct_cache_c) num_cache_c(2); 504 _M_init_facet(new (&numpunct_c) numpunct<char>(__npc, 1)); 505 506 _M_init_facet(new (&num_get_c) num_get<char>(1)); 507 _M_init_facet(new (&num_put_c) num_put<char>(1)); 508 _M_init_facet(new (&collate_c) std::collate<char>(1)); 509 510 typedef __moneypunct_cache<char, false> money_cache_cf; 511 typedef __moneypunct_cache<char, true> money_cache_ct; 512 money_cache_cf* __mpcf = new (&moneypunct_cache_cf) money_cache_cf(2); 513 _M_init_facet(new (&moneypunct_cf) moneypunct<char, false>(__mpcf, 1)); 514 money_cache_ct* __mpct = new (&moneypunct_cache_ct) money_cache_ct(2); 515 _M_init_facet(new (&moneypunct_ct) moneypunct<char, true>(__mpct, 1)); 516 517 _M_init_facet(new (&money_get_c) money_get<char>(1)); 518 _M_init_facet(new (&money_put_c) money_put<char>(1)); 519 520 typedef __timepunct_cache<char> time_cache_c; 521 time_cache_c* __tpc = new (&timepunct_cache_c) time_cache_c(2); 522 _M_init_facet(new (&timepunct_c) __timepunct<char>(__tpc, 1)); 523 524 _M_init_facet(new (&time_get_c) time_get<char>(1)); 525 _M_init_facet(new (&time_put_c) time_put<char>(1)); 526 _M_init_facet(new (&messages_c) std::messages<char>(1)); 527 528 #ifdef _GLIBCXX_USE_WCHAR_T 529 _M_init_facet(new (&ctype_w) std::ctype<wchar_t>(1)); 530 _M_init_facet(new (&codecvt_w) codecvt<wchar_t, char, mbstate_t>(1)); 531 532 typedef __numpunct_cache<wchar_t> num_cache_w; 533 num_cache_w* __npw = new (&numpunct_cache_w) num_cache_w(2); 534 _M_init_facet(new (&numpunct_w) numpunct<wchar_t>(__npw, 1)); 535 536 _M_init_facet(new (&num_get_w) num_get<wchar_t>(1)); 537 _M_init_facet(new (&num_put_w) num_put<wchar_t>(1)); 538 _M_init_facet(new (&collate_w) std::collate<wchar_t>(1)); 539 540 typedef __moneypunct_cache<wchar_t, false> money_cache_wf; 541 typedef __moneypunct_cache<wchar_t, true> money_cache_wt; 542 money_cache_wf* __mpwf = new (&moneypunct_cache_wf) money_cache_wf(2); 543 _M_init_facet(new (&moneypunct_wf) moneypunct<wchar_t, false>(__mpwf, 1)); 544 money_cache_wt* __mpwt = new (&moneypunct_cache_wt) money_cache_wt(2); 545 _M_init_facet(new (&moneypunct_wt) moneypunct<wchar_t, true>(__mpwt, 1)); 546 547 _M_init_facet(new (&money_get_w) money_get<wchar_t>(1)); 548 _M_init_facet(new (&money_put_w) money_put<wchar_t>(1)); 549 550 typedef __timepunct_cache<wchar_t> time_cache_w; 551 time_cache_w* __tpw = new (&timepunct_cache_w) time_cache_w(2); 552 _M_init_facet(new (&timepunct_w) __timepunct<wchar_t>(__tpw, 1)); 553 554 _M_init_facet(new (&time_get_w) time_get<wchar_t>(1)); 555 _M_init_facet(new (&time_put_w) time_put<wchar_t>(1)); 556 _M_init_facet(new (&messages_w) std::messages<wchar_t>(1)); 557 #endif 558 559 #if _GLIBCXX_NUM_UNICODE_FACETS != 0 560 _M_init_facet(new (&codecvt_c16) codecvt<char16_t, char, mbstate_t>(1)); 561 _M_init_facet(new (&codecvt_c32) codecvt<char32_t, char, mbstate_t>(1)); 562 563 #ifdef _GLIBCXX_USE_CHAR8_T 564 _M_init_facet(new (&codecvt_c16_c8) codecvt<char16_t, char8_t, mbstate_t>(1)); 565 _M_init_facet(new (&codecvt_c32_c8) codecvt<char32_t, char8_t, mbstate_t>(1)); 566 #endif 567 568 #endif 569 570 #ifdef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT 571 _M_init_extra_ldbl128(true); 572 #endif 573 574 #if _GLIBCXX_USE_DUAL_ABI 575 facet* extra[] = { __npc, __mpcf, __mpct 576 # ifdef _GLIBCXX_USE_WCHAR_T 577 , __npw, __mpwf, __mpwt 578 # endif 579 }; 580 581 // This call must be after creating all facets, as it sets caches. 582 _M_init_extra(extra); 583 #endif 584 585 // This locale is safe to pre-cache, after all the facets have 586 // been created and installed. 587 _M_caches[numpunct<char>::id._M_id()] = __npc; 588 _M_caches[moneypunct<char, false>::id._M_id()] = __mpcf; 589 _M_caches[moneypunct<char, true>::id._M_id()] = __mpct; 590 _M_caches[__timepunct<char>::id._M_id()] = __tpc; 591 #ifdef _GLIBCXX_USE_WCHAR_T 592 _M_caches[numpunct<wchar_t>::id._M_id()] = __npw; 593 _M_caches[moneypunct<wchar_t, false>::id._M_id()] = __mpwf; 594 _M_caches[moneypunct<wchar_t, true>::id._M_id()] = __mpwt; 595 _M_caches[__timepunct<wchar_t>::id._M_id()] = __tpw; 596 #endif 597 } 598 599 _GLIBCXX_END_NAMESPACE_VERSION 600 } // namespace 601