locale_facets.tcc

00001 // Locale support -*- C++ -*- 00002 00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 00004 // Free Software Foundation, Inc. 00005 // 00006 // This file is part of the GNU ISO C++ Library. This library is free 00007 // software; you can redistribute it and/or modify it under the 00008 // terms of the GNU General Public License as published by the 00009 // Free Software Foundation; either version 2, or (at your option) 00010 // any later version. 00011 00012 // This library is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 // GNU General Public License for more details. 00016 00017 // You should have received a copy of the GNU General Public License along 00018 // with this library; see the file COPYING. If not, write to the Free 00019 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 00020 // USA. 00021 00022 // As a special exception, you may use this file as part of a free software 00023 // library without restriction. Specifically, if other files instantiate 00024 // templates or use macros or inline functions from this file, or you compile 00025 // this file and link it with other files to produce an executable, this 00026 // file does not by itself cause the resulting executable to be covered by 00027 // the GNU General Public License. This exception does not however 00028 // invalidate any other reasons why the executable file might be covered by 00029 // the GNU General Public License. 00030 00031 // Warning: this file is not meant for user inclusion. Use <locale>. 00032 00033 #ifndef _LOCALE_FACETS_TCC 00034 #define _LOCALE_FACETS_TCC 1 00035 00036 #pragma GCC system_header 00037 00038 #include <limits> // For numeric_limits 00039 #include <typeinfo> // For bad_cast. 00040 #include <bits/streambuf_iterator.h> 00041 00042 namespace std 00043 { 00044 template<typename _Facet> 00045 locale 00046 locale::combine(const locale& __other) const 00047 { 00048 _Impl* __tmp = new _Impl(*_M_impl, 1); 00049 try 00050 { 00051 __tmp->_M_replace_facet(__other._M_impl, &_Facet::id); 00052 } 00053 catch(...) 00054 { 00055 __tmp->_M_remove_reference(); 00056 __throw_exception_again; 00057 } 00058 return locale(__tmp); 00059 } 00060 00061 template<typename _CharT, typename _Traits, typename _Alloc> 00062 bool 00063 locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1, 00064 const basic_string<_CharT, _Traits, _Alloc>& __s2) const 00065 { 00066 typedef std::collate<_CharT> __collate_type; 00067 const __collate_type& __collate = use_facet<__collate_type>(*this); 00068 return (__collate.compare(__s1.data(), __s1.data() + __s1.length(), 00069 __s2.data(), __s2.data() + __s2.length()) < 0); 00070 } 00071 00072 /** 00073 * @brief Test for the presence of a facet. 00074 * 00075 * has_facet tests the locale argument for the presence of the facet type 00076 * provided as the template parameter. Facets derived from the facet 00077 * parameter will also return true. 00078 * 00079 * @param Facet The facet type to test the presence of. 00080 * @param locale The locale to test. 00081 * @return true if locale contains a facet of type Facet, else false. 00082 */ 00083 template<typename _Facet> 00084 inline bool 00085 has_facet(const locale& __loc) throw() 00086 { 00087 const size_t __i = _Facet::id._M_id(); 00088 const locale::facet** __facets = __loc._M_impl->_M_facets; 00089 return (__i < __loc._M_impl->_M_facets_size && __facets[__i]); 00090 } 00091 00092 /** 00093 * @brief Return a facet. 00094 * 00095 * use_facet looks for and returns a reference to a facet of type Facet 00096 * where Facet is the template parameter. If has_facet(locale) is true, 00097 * there is a suitable facet to return. It throws std::bad_cast if the 00098 * locale doesn't contain a facet of type Facet. 00099 * 00100 * @param Facet The facet type to access. 00101 * @param locale The locale to use. 00102 * @return Reference to facet of type Facet. 00103 * @throw std::bad_cast if locale doesn't contain a facet of type Facet. 00104 */ 00105 template<typename _Facet> 00106 inline const _Facet& 00107 use_facet(const locale& __loc) 00108 { 00109 const size_t __i = _Facet::id._M_id(); 00110 const locale::facet** __facets = __loc._M_impl->_M_facets; 00111 if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i])) 00112 __throw_bad_cast(); 00113 return static_cast<const _Facet&>(*__facets[__i]); 00114 } 00115 00116 // Routine to access a cache for the facet. If the cache didn't 00117 // exist before, it gets constructed on the fly. 00118 template<typename _Facet> 00119 struct __use_cache 00120 { 00121 const _Facet* 00122 operator() (const locale& __loc) const; 00123 }; 00124 00125 // Specializations. 00126 template<typename _CharT> 00127 struct __use_cache<__numpunct_cache<_CharT> > 00128 { 00129 const __numpunct_cache<_CharT>* 00130 operator() (const locale& __loc) const 00131 { 00132 const size_t __i = numpunct<_CharT>::id._M_id(); 00133 const locale::facet** __caches = __loc._M_impl->_M_caches; 00134 if (!__caches[__i]) 00135 { 00136 __numpunct_cache<_CharT>* __tmp = NULL; 00137 try 00138 { 00139 __tmp = new __numpunct_cache<_CharT>; 00140 __tmp->_M_cache(__loc); 00141 } 00142 catch(...) 00143 { 00144 delete __tmp; 00145 __throw_exception_again; 00146 } 00147 __loc._M_impl->_M_install_cache(__tmp, __i); 00148 } 00149 return static_cast<const __numpunct_cache<_CharT>*>(__caches[__i]); 00150 } 00151 }; 00152 00153 template<typename _CharT, bool _Intl> 00154 struct __use_cache<__moneypunct_cache<_CharT, _Intl> > 00155 { 00156 const __moneypunct_cache<_CharT, _Intl>* 00157 operator() (const locale& __loc) const 00158 { 00159 const size_t __i = moneypunct<_CharT, _Intl>::id._M_id(); 00160 const locale::facet** __caches = __loc._M_impl->_M_caches; 00161 if (!__caches[__i]) 00162 { 00163 __moneypunct_cache<_CharT, _Intl>* __tmp = NULL; 00164 try 00165 { 00166 __tmp = new __moneypunct_cache<_CharT, _Intl>; 00167 __tmp->_M_cache(__loc); 00168 } 00169 catch(...) 00170 { 00171 delete __tmp; 00172 __throw_exception_again; 00173 } 00174 __loc._M_impl->_M_install_cache(__tmp, __i); 00175 } 00176 return static_cast< 00177 const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]); 00178 } 00179 }; 00180 00181 template<typename _CharT> 00182 void 00183 __numpunct_cache<_CharT>::_M_cache(const locale& __loc) 00184 { 00185 _M_allocated = true; 00186 00187 const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc); 00188 00189 _M_grouping_size = __np.grouping().size(); 00190 char* __grouping = new char[_M_grouping_size]; 00191 __np.grouping().copy(__grouping, _M_grouping_size); 00192 _M_grouping = __grouping; 00193 _M_use_grouping = _M_grouping_size && __np.grouping()[0] != 0; 00194 00195 _M_truename_size = __np.truename().size(); 00196 _CharT* __truename = new _CharT[_M_truename_size]; 00197 __np.truename().copy(__truename, _M_truename_size); 00198 _M_truename = __truename; 00199 00200 _M_falsename_size = __np.falsename().size(); 00201 _CharT* __falsename = new _CharT[_M_falsename_size]; 00202 __np.falsename().copy(__falsename, _M_falsename_size); 00203 _M_falsename = __falsename; 00204 00205 _M_decimal_point = __np.decimal_point(); 00206 _M_thousands_sep = __np.thousands_sep(); 00207 00208 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc); 00209 __ct.widen(__num_base::_S_atoms_out, 00210 __num_base::_S_atoms_out + __num_base::_S_oend, _M_atoms_out); 00211 __ct.widen(__num_base::_S_atoms_in, 00212 __num_base::_S_atoms_in + __num_base::_S_iend, _M_atoms_in); 00213 } 00214 00215 template<typename _CharT, bool _Intl> 00216 void 00217 __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc) 00218 { 00219 _M_allocated = true; 00220 00221 const moneypunct<_CharT, _Intl>& __mp = 00222 use_facet<moneypunct<_CharT, _Intl> >(__loc); 00223 00224 _M_grouping_size = __mp.grouping().size(); 00225 char* __grouping = new char[_M_grouping_size]; 00226 __mp.grouping().copy(__grouping, _M_grouping_size); 00227 _M_grouping = __grouping; 00228 _M_use_grouping = _M_grouping_size && __mp.grouping()[0] != 0; 00229 00230 _M_decimal_point = __mp.decimal_point(); 00231 _M_thousands_sep = __mp.thousands_sep(); 00232 _M_frac_digits = __mp.frac_digits(); 00233 00234 _M_curr_symbol_size = __mp.curr_symbol().size(); 00235 _CharT* __curr_symbol = new _CharT[_M_curr_symbol_size]; 00236 __mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size); 00237 _M_curr_symbol = __curr_symbol; 00238 00239 _M_positive_sign_size = __mp.positive_sign().size(); 00240 _CharT* __positive_sign = new _CharT[_M_positive_sign_size]; 00241 __mp.positive_sign().copy(__positive_sign, _M_positive_sign_size); 00242 _M_positive_sign = __positive_sign; 00243 00244 _M_negative_sign_size = __mp.negative_sign().size(); 00245 _CharT* __negative_sign = new _CharT[_M_negative_sign_size]; 00246 __mp.negative_sign().copy(__negative_sign, _M_negative_sign_size); 00247 _M_negative_sign = __negative_sign; 00248 00249 _M_pos_format = __mp.pos_format(); 00250 _M_neg_format = __mp.neg_format(); 00251 00252 const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc); 00253 __ct.widen(money_base::_S_atoms, 00254 money_base::_S_atoms + money_base::_S_end, _M_atoms); 00255 } 00256 00257 00258 // Used by both numeric and monetary facets. 00259 // Check to make sure that the __grouping_tmp string constructed in 00260 // money_get or num_get matches the canonical grouping for a given 00261 // locale. 00262 // __grouping_tmp is parsed L to R 00263 // 1,222,444 == __grouping_tmp of "\1\3\3" 00264 // __grouping is parsed R to L 00265 // 1,222,444 == __grouping of "\3" == "\3\3\3" 00266 static bool 00267 __verify_grouping(const char* __grouping, size_t __grouping_size, 00268 const string& __grouping_tmp); 00269 00270 template<typename _CharT, typename _InIter> 00271 _InIter 00272 num_get<_CharT, _InIter>:: 00273 _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io, 00274 ios_base::iostate& __err, string& __xtrc) const 00275 { 00276 typedef char_traits<_CharT> __traits_type; 00277 typedef typename numpunct<_CharT>::__cache_type __cache_type; 00278 __use_cache<__cache_type> __uc; 00279 const locale& __loc = __io._M_getloc(); 00280 const __cache_type* __lc = __uc(__loc); 00281 const _CharT* __lit = __lc->_M_atoms_in; 00282 00283 // True if a mantissa is found. 00284 bool __found_mantissa = false; 00285 00286 // First check for sign. 00287 if (__beg != __end) 00288 { 00289 const char_type __c = *__beg; 00290 const bool __plus = __c == __lit[__num_base::_S_iplus]; 00291 if ((__plus || __c == __lit[__num_base::_S_iminus]) 00292 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) 00293 && !(__c == __lc->_M_decimal_point)) 00294 { 00295 __xtrc += __plus ? '+' : '-'; 00296 ++__beg; 00297 } 00298 } 00299 00300 // Next, look for leading zeros. 00301 while (__beg != __end) 00302 { 00303 const char_type __c = *__beg; 00304 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep 00305 || __c == __lc->_M_decimal_point) 00306 break; 00307 else if (__c == __lit[__num_base::_S_izero]) 00308 { 00309 if (!__found_mantissa) 00310 { 00311 __xtrc += '0'; 00312 __found_mantissa = true; 00313 } 00314 ++__beg; 00315 } 00316 else 00317 break; 00318 } 00319 00320 // Only need acceptable digits for floating point numbers. 00321 bool __found_dec = false; 00322 bool __found_sci = false; 00323 string __found_grouping; 00324 if (__lc->_M_use_grouping) 00325 __found_grouping.reserve(32); 00326 int __sep_pos = 0; 00327 const char_type* __lit_zero = __lit + __num_base::_S_izero; 00328 while (__beg != __end) 00329 { 00330 // According to 22.2.2.1.2, p8-9, first look for thousands_sep 00331 // and decimal_point. 00332 const char_type __c = *__beg; 00333 const char_type* __q = __traits_type::find(__lit_zero, 10, __c); 00334 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) 00335 { 00336 if (!__found_dec && !__found_sci) 00337 { 00338 // NB: Thousands separator at the beginning of a string 00339 // is a no-no, as is two consecutive thousands separators. 00340 if (__sep_pos) 00341 { 00342 __found_grouping += static_cast<char>(__sep_pos); 00343 __sep_pos = 0; 00344 ++__beg; 00345 } 00346 else 00347 { 00348 __err |= ios_base::failbit; 00349 break; 00350 } 00351 } 00352 else 00353 break; 00354 } 00355 else if (__c == __lc->_M_decimal_point) 00356 { 00357 if (!__found_dec && !__found_sci) 00358 { 00359 // If no grouping chars are seen, no grouping check 00360 // is applied. Therefore __found_grouping is adjusted 00361 // only if decimal_point comes after some thousands_sep. 00362 if (__found_grouping.size()) 00363 __found_grouping += static_cast<char>(__sep_pos); 00364 __xtrc += '.'; 00365 __found_dec = true; 00366 ++__beg; 00367 } 00368 else 00369 break; 00370 } 00371 else if (__q != 0) 00372 { 00373 __xtrc += __num_base::_S_atoms_in[__q - __lit]; 00374 __found_mantissa = true; 00375 ++__sep_pos; 00376 ++__beg; 00377 } 00378 else if ((__c == __lit[__num_base::_S_ie] 00379 || __c == __lit[__num_base::_S_iE]) 00380 && __found_mantissa && !__found_sci) 00381 { 00382 // Scientific notation. 00383 if (__found_grouping.size() && !__found_dec) 00384 __found_grouping += static_cast<char>(__sep_pos); 00385 __xtrc += 'e'; 00386 __found_sci = true; 00387 00388 // Remove optional plus or minus sign, if they exist. 00389 if (++__beg != __end) 00390 { 00391 const bool __plus = *__beg == __lit[__num_base::_S_iplus]; 00392 if ((__plus || *__beg == __lit[__num_base::_S_iminus]) 00393 && !(__lc->_M_use_grouping 00394 && *__beg == __lc->_M_thousands_sep) 00395 && !(*__beg == __lc->_M_decimal_point)) 00396 { 00397 __xtrc += __plus ? '+' : '-'; 00398 ++__beg; 00399 } 00400 } 00401 } 00402 else 00403 // Not a valid input item. 00404 break; 00405 } 00406 00407 // Digit grouping is checked. If grouping and found_grouping don't 00408 // match, then get very very upset, and set failbit. 00409 if (__found_grouping.size()) 00410 { 00411 // Add the ending grouping if a decimal or 'e'/'E' wasn't found. 00412 if (!__found_dec && !__found_sci) 00413 __found_grouping += static_cast<char>(__sep_pos); 00414 00415 if (!std::__verify_grouping(__lc->_M_grouping, 00416 __lc->_M_grouping_size, 00417 __found_grouping)) 00418 __err |= ios_base::failbit; 00419 } 00420 00421 // Finish up. 00422 if (__beg == __end) 00423 __err |= ios_base::eofbit; 00424 return __beg; 00425 } 00426 00427 template<typename _CharT, typename _InIter> 00428 template<typename _ValueT> 00429 _InIter 00430 num_get<_CharT, _InIter>:: 00431 _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io, 00432 ios_base::iostate& __err, _ValueT& __v) const 00433 { 00434 typedef char_traits<_CharT> __traits_type; 00435 typedef typename numpunct<_CharT>::__cache_type __cache_type; 00436 __use_cache<__cache_type> __uc; 00437 const locale& __loc = __io._M_getloc(); 00438 const __cache_type* __lc = __uc(__loc); 00439 const _CharT* __lit = __lc->_M_atoms_in; 00440 00441 // NB: Iff __basefield == 0, __base can change based on contents. 00442 const ios_base::fmtflags __basefield = __io.flags() 00443 & ios_base::basefield; 00444 const bool __oct = __basefield == ios_base::oct; 00445 int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10); 00446 00447 // True if numeric digits are found. 00448 bool __found_num = false; 00449 00450 // First check for sign. 00451 bool __negative = false; 00452 if (__beg != __end) 00453 { 00454 const char_type __c = *__beg; 00455 if (numeric_limits<_ValueT>::is_signed) 00456 __negative = __c == __lit[__num_base::_S_iminus]; 00457 if ((__negative || __c == __lit[__num_base::_S_iplus]) 00458 && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) 00459 && !(__c == __lc->_M_decimal_point)) 00460 ++__beg; 00461 } 00462 00463 // Next, look for leading zeros and check required digits 00464 // for base formats. 00465 while (__beg != __end) 00466 { 00467 const char_type __c = *__beg; 00468 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep 00469 || __c == __lc->_M_decimal_point) 00470 break; 00471 else if (__c == __lit[__num_base::_S_izero] 00472 && (!__found_num || __base == 10)) 00473 { 00474 __found_num = true; 00475 ++__beg; 00476 } 00477 else if (__found_num) 00478 { 00479 if (__c == __lit[__num_base::_S_ix] 00480 || __c == __lit[__num_base::_S_iX]) 00481 { 00482 if (__basefield == 0) 00483 __base = 16; 00484 if (__base == 16) 00485 { 00486 __found_num = false; 00487 ++__beg; 00488 } 00489 } 00490 else if (__basefield == 0) 00491 __base = 8; 00492 break; 00493 } 00494 else 00495 break; 00496 } 00497 00498 // At this point, base is determined. If not hex, only allow 00499 // base digits as valid input. 00500 const size_t __len = (__base == 16 ? __num_base::_S_iend 00501 - __num_base::_S_izero : __base); 00502 00503 // Extract. 00504 string __found_grouping; 00505 if (__lc->_M_use_grouping) 00506 __found_grouping.reserve(32); 00507 int __sep_pos = 0; 00508 bool __overflow = false; 00509 _ValueT __result = 0; 00510 const char_type* __lit_zero = __lit + __num_base::_S_izero; 00511 if (__negative) 00512 { 00513 const _ValueT __min = numeric_limits<_ValueT>::min() / __base; 00514 for (; __beg != __end; ++__beg) 00515 { 00516 // According to 22.2.2.1.2, p8-9, first look for thousands_sep 00517 // and decimal_point. 00518 const char_type __c = *__beg; 00519 const char_type* __q = __traits_type::find(__lit_zero, 00520 __len, __c); 00521 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) 00522 { 00523 // NB: Thousands separator at the beginning of a string 00524 // is a no-no, as is two consecutive thousands separators. 00525 if (__sep_pos) 00526 { 00527 __found_grouping += static_cast<char>(__sep_pos); 00528 __sep_pos = 0; 00529 } 00530 else 00531 { 00532 __err |= ios_base::failbit; 00533 break; 00534 } 00535 } 00536 else if (__c == __lc->_M_decimal_point) 00537 break; 00538 else if (__q != 0) 00539 { 00540 int __digit = __q - __lit_zero; 00541 if (__digit > 15) 00542 __digit -= 6; 00543 if (__result < __min) 00544 __overflow = true; 00545 else 00546 { 00547 const _ValueT __new_result = __result * __base 00548 - __digit; 00549 __overflow |= __new_result > __result; 00550 __result = __new_result; 00551 ++__sep_pos; 00552 __found_num = true; 00553 } 00554 } 00555 else 00556 // Not a valid input item. 00557 break; 00558 } 00559 } 00560 else 00561 { 00562 const _ValueT __max = numeric_limits<_ValueT>::max() / __base; 00563 for (; __beg != __end; ++__beg) 00564 { 00565 const char_type __c = *__beg; 00566 const char_type* __q = __traits_type::find(__lit_zero, 00567 __len, __c); 00568 if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep) 00569 { 00570 if (__sep_pos) 00571 { 00572 __found_grouping += static_cast<char>(__sep_pos); 00573 __sep_pos = 0; 00574 } 00575 else 00576 { 00577 __err |= ios_base::failbit; 00578 break; 00579 } 00580 } 00581 else if (__c == __lc->_M_decimal_point) 00582 break; 00583 else if (__q != 0) 00584 { 00585 int __digit = __q - __lit_zero; 00586 if (__digit > 15) 00587 __digit -= 6; 00588 if (__result > __max) 00589 __overflow = true; 00590 else 00591 { 00592 const _ValueT __new_result = __result * __base 00593 + __digit; 00594 __overflow |= __new_result < __result; 00595 __result = __new_result; 00596 ++__sep_pos; 00597 __found_num = true; 00598 } 00599 } 00600 else 00601 break; 00602 } 00603 } 00604 00605 // Digit grouping is checked. If grouping and found_grouping don't 00606 // match, then get very very upset, and set failbit. 00607 if (__found_grouping.size()) 00608 { 00609 // Add the ending grouping. 00610 __found_grouping += static_cast<char>(__sep_pos); 00611 00612 if (!std::__verify_grouping(__lc->_M_grouping, 00613 __lc->_M_grouping_size, 00614 __found_grouping)) 00615 __err |= ios_base::failbit; 00616 } 00617 00618 if (!(__err & ios_base::failbit) && !__overflow 00619 && __found_num) 00620 __v = __result; 00621 else 00622 __err |= ios_base::failbit; 00623 00624 if (__beg == __end) 00625 __err |= ios_base::eofbit; 00626 return __beg; 00627 } 00628 00629 // _GLIBCXX_RESOLVE_LIB_DEFECTS 00630 // 17. Bad bool parsing 00631 template<typename _CharT, typename _InIter> 00632 _InIter 00633 num_get<_CharT, _InIter>:: 00634 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00635 ios_base::iostate& __err, bool& __v) const 00636 { 00637 if (!(__io.flags() & ios_base::boolalpha)) 00638 { 00639 // Parse bool values as long. 00640 // NB: We can't just call do_get(long) here, as it might 00641 // refer to a derived class. 00642 long __l = -1; 00643 __beg = _M_extract_int(__beg, __end, __io, __err, __l); 00644 if (__l == 0 || __l == 1) 00645 __v = __l; 00646 else 00647 __err |= ios_base::failbit; 00648 } 00649 else 00650 { 00651 // Parse bool values as alphanumeric. 00652 typedef char_traits<_CharT> __traits_type; 00653 typedef typename numpunct<_CharT>::__cache_type __cache_type; 00654 __use_cache<__cache_type> __uc; 00655 const locale& __loc = __io._M_getloc(); 00656 const __cache_type* __lc = __uc(__loc); 00657 00658 bool __testf = true; 00659 bool __testt = true; 00660 size_t __n; 00661 for (__n = 0; __beg != __end; ++__n, ++__beg) 00662 { 00663 if (__testf) 00664 if (__n < __lc->_M_falsename_size) 00665 __testf = *__beg == __lc->_M_falsename[__n]; 00666 else 00667 break; 00668 00669 if (__testt) 00670 if (__n < __lc->_M_truename_size) 00671 __testt = *__beg == __lc->_M_truename[__n]; 00672 else 00673 break; 00674 00675 if (!__testf && !__testt) 00676 break; 00677 } 00678 if (__testf && __n == __lc->_M_falsename_size) 00679 __v = 0; 00680 else if (__testt && __n == __lc->_M_truename_size) 00681 __v = 1; 00682 else 00683 __err |= ios_base::failbit; 00684 00685 if (__beg == __end) 00686 __err |= ios_base::eofbit; 00687 } 00688 return __beg; 00689 } 00690 00691 template<typename _CharT, typename _InIter> 00692 _InIter 00693 num_get<_CharT, _InIter>:: 00694 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00695 ios_base::iostate& __err, long& __v) const 00696 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00697 00698 template<typename _CharT, typename _InIter> 00699 _InIter 00700 num_get<_CharT, _InIter>:: 00701 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00702 ios_base::iostate& __err, unsigned short& __v) const 00703 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00704 00705 template<typename _CharT, typename _InIter> 00706 _InIter 00707 num_get<_CharT, _InIter>:: 00708 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00709 ios_base::iostate& __err, unsigned int& __v) const 00710 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00711 00712 template<typename _CharT, typename _InIter> 00713 _InIter 00714 num_get<_CharT, _InIter>:: 00715 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00716 ios_base::iostate& __err, unsigned long& __v) const 00717 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00718 00719 #ifdef _GLIBCXX_USE_LONG_LONG 00720 template<typename _CharT, typename _InIter> 00721 _InIter 00722 num_get<_CharT, _InIter>:: 00723 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00724 ios_base::iostate& __err, long long& __v) const 00725 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00726 00727 template<typename _CharT, typename _InIter> 00728 _InIter 00729 num_get<_CharT, _InIter>:: 00730 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00731 ios_base::iostate& __err, unsigned long long& __v) const 00732 { return _M_extract_int(__beg, __end, __io, __err, __v); } 00733 #endif 00734 00735 template<typename _CharT, typename _InIter> 00736 _InIter 00737 num_get<_CharT, _InIter>:: 00738 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00739 ios_base::iostate& __err, float& __v) const 00740 { 00741 string __xtrc; 00742 __xtrc.reserve(32); 00743 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); 00744 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); 00745 return __beg; 00746 } 00747 00748 template<typename _CharT, typename _InIter> 00749 _InIter 00750 num_get<_CharT, _InIter>:: 00751 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00752 ios_base::iostate& __err, double& __v) const 00753 { 00754 string __xtrc; 00755 __xtrc.reserve(32); 00756 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); 00757 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); 00758 return __beg; 00759 } 00760 00761 template<typename _CharT, typename _InIter> 00762 _InIter 00763 num_get<_CharT, _InIter>:: 00764 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00765 ios_base::iostate& __err, long double& __v) const 00766 { 00767 string __xtrc; 00768 __xtrc.reserve(32); 00769 __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc); 00770 std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale()); 00771 return __beg; 00772 } 00773 00774 template<typename _CharT, typename _InIter> 00775 _InIter 00776 num_get<_CharT, _InIter>:: 00777 do_get(iter_type __beg, iter_type __end, ios_base& __io, 00778 ios_base::iostate& __err, void*& __v) const 00779 { 00780 // Prepare for hex formatted input. 00781 typedef ios_base::fmtflags fmtflags; 00782 const fmtflags __fmt = __io.flags(); 00783 __io.flags(__fmt & ~ios_base::basefield | ios_base::hex); 00784 00785 unsigned long __ul; 00786 __beg = _M_extract_int(__beg, __end, __io, __err, __ul); 00787 00788 // Reset from hex formatted input. 00789 __io.flags(__fmt); 00790 00791 if (!(__err & ios_base::failbit)) 00792 __v = reinterpret_cast<void*>(__ul); 00793 else 00794 __err |= ios_base::failbit; 00795 return __beg; 00796 } 00797 00798 // For use by integer and floating-point types after they have been 00799 // converted into a char_type string. 00800 template<typename _CharT, typename _OutIter> 00801 void 00802 num_put<_CharT, _OutIter>:: 00803 _M_pad(_CharT __fill, streamsize __w, ios_base& __io, 00804 _CharT* __new, const _CharT* __cs, int& __len) const 00805 { 00806 // [22.2.2.2.2] Stage 3. 00807 // If necessary, pad. 00808 __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs, 00809 __w, __len, true); 00810 __len = static_cast<int>(__w); 00811 } 00812 00813 // Forwarding functions to peel signed from unsigned integer types. 00814 template<typename _CharT> 00815 inline int 00816 __int_to_char(_CharT* __bufend, long __v, const _CharT* __lit, 00817 ios_base::fmtflags __flags) 00818 { 00819 unsigned long __ul = static_cast<unsigned long>(__v); 00820 bool __neg = false; 00821 if (__v < 0) 00822 { 00823 __ul = -__ul; 00824 __neg = true; 00825 } 00826 return __int_to_char(__bufend, __ul, __lit, __flags, __neg); 00827 } 00828 00829 template<typename _CharT> 00830 inline int 00831 __int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit, 00832 ios_base::fmtflags __flags) 00833 { 00834 // About showpos, see Table 60 and C99 7.19.6.1, p6 (+). 00835 return __int_to_char(__bufend, __v, __lit, 00836 __flags & ~ios_base::showpos, false); 00837 } 00838 00839 #ifdef _GLIBCXX_USE_LONG_LONG 00840 template<typename _CharT> 00841 inline int 00842 __int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit, 00843 ios_base::fmtflags __flags) 00844 { 00845 unsigned long long __ull = static_cast<unsigned long long>(__v); 00846 bool __neg = false; 00847 if (__v < 0) 00848 { 00849 __ull = -__ull; 00850 __neg = true; 00851 } 00852 return __int_to_char(__bufend, __ull, __lit, __flags, __neg); 00853 } 00854 00855 template<typename _CharT> 00856 inline int 00857 __int_to_char(_CharT* __bufend, unsigned long long __v, 00858 const _CharT* __lit, ios_base::fmtflags __flags) 00859 { return __int_to_char(__bufend, __v, __lit, 00860 __flags & ~ios_base::showpos, false); } 00861 #endif 00862 00863 template<typename _CharT, typename _ValueT> 00864 int 00865 __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit, 00866 ios_base::fmtflags __flags, bool __neg) 00867 { 00868 // Don't write base if already 0. 00869 const bool __showbase = (__flags & ios_base::showbase) && __v; 00870 const ios_base::fmtflags __basefield = __flags & ios_base::basefield; 00871 _CharT* __buf = __bufend - 1; 00872 00873 if (__builtin_expect(__basefield != ios_base::oct && 00874 __basefield != ios_base::hex, true)) 00875 { 00876 // Decimal. 00877 do 00878 { 00879 *__buf-- = __lit[(__v % 10) + __num_base::_S_odigits]; 00880 __v /= 10; 00881 } 00882 while (__v != 0); 00883 if (__neg) 00884 *__buf-- = __lit[__num_base::_S_ominus]; 00885 else if (__flags & ios_base::showpos) 00886 *__buf-- = __lit[__num_base::_S_oplus]; 00887 } 00888 else if (__basefield == ios_base::oct) 00889 { 00890 // Octal. 00891 do 00892 { 00893 *__buf-- = __lit[(__v & 0x7) + __num_base::_S_odigits]; 00894 __v >>= 3; 00895 } 00896 while (__v != 0); 00897 if (__showbase) 00898 *__buf-- = __lit[__num_base::_S_odigits]; 00899 } 00900 else 00901 { 00902 // Hex. 00903 const bool __uppercase = __flags & ios_base::uppercase; 00904 const int __case_offset = __uppercase ? __num_base::_S_oudigits 00905 : __num_base::_S_odigits; 00906 do 00907 { 00908 *__buf-- = __lit[(__v & 0xf) + __case_offset]; 00909 __v >>= 4; 00910 } 00911 while (__v != 0); 00912 if (__showbase) 00913 { 00914 // 'x' or 'X' 00915 *__buf-- = __lit[__num_base::_S_ox + __uppercase]; 00916 // '0' 00917 *__buf-- = __lit[__num_base::_S_odigits]; 00918 } 00919 } 00920 return __bufend - __buf - 1; 00921 } 00922 00923 template<typename _CharT, typename _OutIter> 00924 void 00925 num_put<_CharT, _OutIter>:: 00926 _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep, 00927 ios_base& __io, _CharT* __new, _CharT* __cs, int& __len) const 00928 { 00929 // By itself __add_grouping cannot deal correctly with __cs when 00930 // ios::showbase is set and ios_base::oct || ios_base::hex. 00931 // Therefore we take care "by hand" of the initial 0, 0x or 0X. 00932 // However, remember that the latter do not occur if the number 00933 // printed is '0' (__len == 1). 00934 streamsize __off = 0; 00935 const ios_base::fmtflags __basefield = __io.flags() 00936 & ios_base::basefield; 00937 if ((__io.flags() & ios_base::showbase) && __len > 1) 00938 if (__basefield == ios_base::oct) 00939 { 00940 __off = 1; 00941 __new[0] = __cs[0]; 00942 } 00943 else if (__basefield == ios_base::hex) 00944 { 00945 __off = 2; 00946 __new[0] = __cs[0]; 00947 __new[1] = __cs[1]; 00948 } 00949 _CharT* __p; 00950 __p = std::__add_grouping(__new + __off, __sep, __grouping, 00951 __grouping_size, __cs + __off, 00952 __cs + __len); 00953 __len = __p - __new; 00954 } 00955 00956 template<typename _CharT, typename _OutIter> 00957 template<typename _ValueT> 00958 _OutIter 00959 num_put<_CharT, _OutIter>:: 00960 _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill, 00961 _ValueT __v) const 00962 { 00963 typedef typename numpunct<_CharT>::__cache_type __cache_type; 00964 __use_cache<__cache_type> __uc; 00965 const locale& __loc = __io._M_getloc(); 00966 const __cache_type* __lc = __uc(__loc); 00967 const _CharT* __lit = __lc->_M_atoms_out; 00968 00969 // Long enough to hold hex, dec, and octal representations. 00970 const int __ilen = 4 * sizeof(_ValueT); 00971 _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 00972 * __ilen)); 00973 00974 // [22.2.2.2.2] Stage 1, numeric conversion to character. 00975 // Result is returned right-justified in the buffer. 00976 int __len; 00977 __len = __int_to_char(__cs + __ilen, __v, __lit, __io.flags()); 00978 __cs += __ilen - __len; 00979 00980 // Add grouping, if necessary. 00981 if (__lc->_M_use_grouping) 00982 { 00983 // Grouping can add (almost) as many separators as the 00984 // number of digits, but no more. 00985 _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 00986 * __len * 2)); 00987 _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size, 00988 __lc->_M_thousands_sep, __io, __cs2, __cs, __len); 00989 __cs = __cs2; 00990 } 00991 00992 // Pad. 00993 const streamsize __w = __io.width(); 00994 if (__w > static_cast<streamsize>(__len)) 00995 { 00996 _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 00997 * __w)); 00998 _M_pad(__fill, __w, __io, __cs3, __cs, __len); 00999 __cs = __cs3; 01000 } 01001 __io.width(0); 01002 01003 // [22.2.2.2.2] Stage 4. 01004 // Write resulting, fully-formatted string to output iterator. 01005 return std::__write(__s, __cs, __len); 01006 } 01007 01008 template<typename _CharT, typename _OutIter> 01009 void 01010 num_put<_CharT, _OutIter>:: 01011 _M_group_float(const char* __grouping, size_t __grouping_size, 01012 _CharT __sep, const _CharT* __p, _CharT* __new, 01013 _CharT* __cs, int& __len) const 01014 { 01015 // _GLIBCXX_RESOLVE_LIB_DEFECTS 01016 // 282. What types does numpunct grouping refer to? 01017 // Add grouping, if necessary. 01018 _CharT* __p2; 01019 const int __declen = __p ? __p - __cs : __len; 01020 __p2 = std::__add_grouping(__new, __sep, __grouping, __grouping_size, 01021 __cs, __cs + __declen); 01022 01023 // Tack on decimal part. 01024 int __newlen = __p2 - __new; 01025 if (__p) 01026 { 01027 char_traits<_CharT>::copy(__p2, __p, __len - __declen); 01028 __newlen += __len - __declen; 01029 } 01030 __len = __newlen; 01031 } 01032 01033 // The following code uses snprintf (or sprintf(), when 01034 // _GLIBCXX_USE_C99 is not defined) to convert floating point values 01035 // for insertion into a stream. An optimization would be to replace 01036 // them with code that works directly on a wide buffer and then use 01037 // __pad to do the padding. It would be good to replace them anyway 01038 // to gain back the efficiency that C++ provides by knowing up front 01039 // the type of the values to insert. Also, sprintf is dangerous 01040 // since may lead to accidental buffer overruns. This 01041 // implementation follows the C++ standard fairly directly as 01042 // outlined in 22.2.2.2 [lib.locale.num.put] 01043 template<typename _CharT, typename _OutIter> 01044 template<typename _ValueT> 01045 _OutIter 01046 num_put<_CharT, _OutIter>:: 01047 _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod, 01048 _ValueT __v) const 01049 { 01050 typedef typename numpunct<_CharT>::__cache_type __cache_type; 01051 __use_cache<__cache_type> __uc; 01052 const locale& __loc = __io._M_getloc(); 01053 const __cache_type* __lc = __uc(__loc); 01054 01055 // Note: digits10 is rounded down: add 1 to ensure the maximum 01056 // available precision. Then, in general, one more 1 needs to 01057 // be added since, when the %{g,G} conversion specifiers are 01058 // chosen inside _S_format_float, the precision field is "the 01059 // maximum number of significant digits", *not* the "number of 01060 // digits to appear after the decimal point", as happens for 01061 // %{e,E,f,F} (C99, 7.19.6.1,4). 01062 const int __max_digits = numeric_limits<_ValueT>::digits10 + 2; 01063 01064 // Use default precision if out of range. 01065 streamsize __prec = __io.precision(); 01066 if (__prec > static_cast<streamsize>(__max_digits)) 01067 __prec = static_cast<streamsize>(__max_digits); 01068 else if (__prec < static_cast<streamsize>(0)) 01069 __prec = static_cast<streamsize>(6); 01070 01071 // [22.2.2.2.2] Stage 1, numeric conversion to character. 01072 int __len; 01073 // Long enough for the max format spec. 01074 char __fbuf[16]; 01075 01076 #ifdef _GLIBCXX_USE_C99 01077 // First try a buffer perhaps big enough (for sure sufficient 01078 // for non-ios_base::fixed outputs) 01079 int __cs_size = __max_digits * 3; 01080 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01081 01082 __num_base::_S_format_float(__io, __fbuf, __mod); 01083 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v, 01084 _S_get_c_locale(), __prec); 01085 01086 // If the buffer was not large enough, try again with the correct size. 01087 if (__len >= __cs_size) 01088 { 01089 __cs_size = __len + 1; 01090 __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01091 __len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v, 01092 _S_get_c_locale(), __prec); 01093 } 01094 #else 01095 // Consider the possibility of long ios_base::fixed outputs 01096 const bool __fixed = __io.flags() & ios_base::fixed; 01097 const int __max_exp = numeric_limits<_ValueT>::max_exponent10; 01098 01099 // The size of the output string is computed as follows. 01100 // ios_base::fixed outputs may need up to __max_exp+1 chars 01101 // for the integer part + up to __max_digits chars for the 01102 // fractional part + 3 chars for sign, decimal point, '\0'. On 01103 // the other hand, for non-fixed outputs __max_digits*3 chars 01104 // are largely sufficient. 01105 const int __cs_size = __fixed ? __max_exp + __max_digits + 4 01106 : __max_digits * 3; 01107 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01108 01109 __num_base::_S_format_float(__io, __fbuf, __mod); 01110 __len = std::__convert_from_v(__cs, 0, __fbuf, __v, 01111 _S_get_c_locale(), __prec); 01112 #endif 01113 01114 // [22.2.2.2.2] Stage 2, convert to char_type, using correct 01115 // numpunct.decimal_point() values for '.' and adding grouping. 01116 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01117 01118 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01119 * __len)); 01120 __ctype.widen(__cs, __cs + __len, __ws); 01121 01122 // Replace decimal point. 01123 const _CharT __cdec = __ctype.widen('.'); 01124 const _CharT __dec = __lc->_M_decimal_point; 01125 const _CharT* __p = char_traits<_CharT>::find(__ws, __len, __cdec); 01126 if (__p) 01127 __ws[__p - __ws] = __dec; 01128 01129 // Add grouping, if necessary. 01130 if (__lc->_M_use_grouping) 01131 { 01132 // Grouping can add (almost) as many separators as the 01133 // number of digits, but no more. 01134 _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01135 * __len * 2)); 01136 _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size, 01137 __lc->_M_thousands_sep, __p, __ws2, __ws, __len); 01138 __ws = __ws2; 01139 } 01140 01141 // Pad. 01142 const streamsize __w = __io.width(); 01143 if (__w > static_cast<streamsize>(__len)) 01144 { 01145 _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01146 * __w)); 01147 _M_pad(__fill, __w, __io, __ws3, __ws, __len); 01148 __ws = __ws3; 01149 } 01150 __io.width(0); 01151 01152 // [22.2.2.2.2] Stage 4. 01153 // Write resulting, fully-formatted string to output iterator. 01154 return std::__write(__s, __ws, __len); 01155 } 01156 01157 template<typename _CharT, typename _OutIter> 01158 _OutIter 01159 num_put<_CharT, _OutIter>:: 01160 do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const 01161 { 01162 const ios_base::fmtflags __flags = __io.flags(); 01163 if ((__flags & ios_base::boolalpha) == 0) 01164 { 01165 unsigned long __uv = __v; 01166 __s = _M_insert_int(__s, __io, __fill, __uv); 01167 } 01168 else 01169 { 01170 typedef typename numpunct<_CharT>::__cache_type __cache_type; 01171 __use_cache<__cache_type> __uc; 01172 const locale& __loc = __io._M_getloc(); 01173 const __cache_type* __lc = __uc(__loc); 01174 01175 const _CharT* __name = __v ? __lc->_M_truename 01176 : __lc->_M_falsename; 01177 int __len = __v ? __lc->_M_truename_size 01178 : __lc->_M_falsename_size; 01179 01180 const streamsize __w = __io.width(); 01181 if (__w > static_cast<streamsize>(__len)) 01182 { 01183 _CharT* __cs 01184 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01185 * __w)); 01186 _M_pad(__fill, __w, __io, __cs, __name, __len); 01187 __name = __cs; 01188 } 01189 __io.width(0); 01190 __s = std::__write(__s, __name, __len); 01191 } 01192 return __s; 01193 } 01194 01195 template<typename _CharT, typename _OutIter> 01196 _OutIter 01197 num_put<_CharT, _OutIter>:: 01198 do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const 01199 { return _M_insert_int(__s, __io, __fill, __v); } 01200 01201 template<typename _CharT, typename _OutIter> 01202 _OutIter 01203 num_put<_CharT, _OutIter>:: 01204 do_put(iter_type __s, ios_base& __io, char_type __fill, 01205 unsigned long __v) const 01206 { return _M_insert_int(__s, __io, __fill, __v); } 01207 01208 #ifdef _GLIBCXX_USE_LONG_LONG 01209 template<typename _CharT, typename _OutIter> 01210 _OutIter 01211 num_put<_CharT, _OutIter>:: 01212 do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const 01213 { return _M_insert_int(__s, __b, __fill, __v); } 01214 01215 template<typename _CharT, typename _OutIter> 01216 _OutIter 01217 num_put<_CharT, _OutIter>:: 01218 do_put(iter_type __s, ios_base& __io, char_type __fill, 01219 unsigned long long __v) const 01220 { return _M_insert_int(__s, __io, __fill, __v); } 01221 #endif 01222 01223 template<typename _CharT, typename _OutIter> 01224 _OutIter 01225 num_put<_CharT, _OutIter>:: 01226 do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const 01227 { return _M_insert_float(__s, __io, __fill, char(), __v); } 01228 01229 template<typename _CharT, typename _OutIter> 01230 _OutIter 01231 num_put<_CharT, _OutIter>:: 01232 do_put(iter_type __s, ios_base& __io, char_type __fill, 01233 long double __v) const 01234 { return _M_insert_float(__s, __io, __fill, 'L', __v); } 01235 01236 template<typename _CharT, typename _OutIter> 01237 _OutIter 01238 num_put<_CharT, _OutIter>:: 01239 do_put(iter_type __s, ios_base& __io, char_type __fill, 01240 const void* __v) const 01241 { 01242 const ios_base::fmtflags __flags = __io.flags(); 01243 const ios_base::fmtflags __fmt = ~(ios_base::showpos 01244 | ios_base::basefield 01245 | ios_base::uppercase 01246 | ios_base::internal); 01247 __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase)); 01248 01249 __s = _M_insert_int(__s, __io, __fill, 01250 reinterpret_cast<unsigned long>(__v)); 01251 __io.flags(__flags); 01252 return __s; 01253 } 01254 01255 template<typename _CharT, typename _InIter> 01256 template<bool _Intl> 01257 _InIter 01258 money_get<_CharT, _InIter>:: 01259 _M_extract(iter_type __beg, iter_type __end, ios_base& __io, 01260 ios_base::iostate& __err, string& __units) const 01261 { 01262 typedef char_traits<_CharT> __traits_type; 01263 typedef typename string_type::size_type size_type; 01264 typedef money_base::part part; 01265 typedef moneypunct<_CharT, _Intl> __moneypunct_type; 01266 typedef typename __moneypunct_type::__cache_type __cache_type; 01267 01268 const locale& __loc = __io._M_getloc(); 01269 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01270 01271 __use_cache<__cache_type> __uc; 01272 const __cache_type* __lc = __uc(__loc); 01273 const char_type* __lit = __lc->_M_atoms; 01274 01275 // Deduced sign. 01276 bool __negative = false; 01277 // Sign size. 01278 size_type __sign_size = 0; 01279 // True if sign is mandatory. 01280 const bool __mandatory_sign = (__lc->_M_positive_sign_size 01281 && __lc->_M_negative_sign_size); 01282 // String of grouping info from thousands_sep plucked from __units. 01283 string __grouping_tmp; 01284 if (__lc->_M_use_grouping) 01285 __grouping_tmp.reserve(32); 01286 // Last position before the decimal point. 01287 int __last_pos = 0; 01288 // Separator positions, then, possibly, fractional digits. 01289 int __n = 0; 01290 // If input iterator is in a valid state. 01291 bool __testvalid = true; 01292 // Flag marking when a decimal point is found. 01293 bool __testdecfound = false; 01294 01295 // The tentative returned string is stored here. 01296 string __res; 01297 __res.reserve(32); 01298 01299 const char_type* __lit_zero = __lit + money_base::_S_zero; 01300 const money_base::pattern __p = __lc->_M_neg_format; 01301 for (int __i = 0; __i < 4 && __testvalid; ++__i) 01302 { 01303 const part __which = static_cast<part>(__p.field[__i]); 01304 switch (__which) 01305 { 01306 case money_base::symbol: 01307 // According to 22.2.6.1.2, p2, symbol is required 01308 // if (__io.flags() & ios_base::showbase), otherwise 01309 // is optional and consumed only if other characters 01310 // are needed to complete the format. 01311 if (__io.flags() & ios_base::showbase || __sign_size > 1 01312 || __i == 0 01313 || (__i == 1 && (__mandatory_sign 01314 || (static_cast<part>(__p.field[0]) 01315 == money_base::sign) 01316 || (static_cast<part>(__p.field[2]) 01317 == money_base::space))) 01318 || (__i == 2 && ((static_cast<part>(__p.field[3]) 01319 == money_base::value) 01320 || __mandatory_sign 01321 && (static_cast<part>(__p.field[3]) 01322 == money_base::sign)))) 01323 { 01324 const size_type __len = __lc->_M_curr_symbol_size; 01325 size_type __j = 0; 01326 for (; __beg != __end && __j < __len 01327 && *__beg == __lc->_M_curr_symbol[__j]; 01328 ++__beg, ++__j); 01329 if (__j != __len 01330 && (__j || __io.flags() & ios_base::showbase)) 01331 __testvalid = false; 01332 } 01333 break; 01334 case money_base::sign: 01335 // Sign might not exist, or be more than one character long. 01336 if (__lc->_M_positive_sign_size && __beg != __end 01337 && *__beg == __lc->_M_positive_sign[0]) 01338 { 01339 __sign_size = __lc->_M_positive_sign_size; 01340 ++__beg; 01341 } 01342 else if (__lc->_M_negative_sign_size && __beg != __end 01343 && *__beg == __lc->_M_negative_sign[0]) 01344 { 01345 __negative = true; 01346 __sign_size = __lc->_M_negative_sign_size; 01347 ++__beg; 01348 } 01349 else if (__lc->_M_positive_sign_size 01350 && !__lc->_M_negative_sign_size) 01351 // "... if no sign is detected, the result is given the sign 01352 // that corresponds to the source of the empty string" 01353 __negative = true; 01354 else if (__mandatory_sign) 01355 __testvalid = false; 01356 break; 01357 case money_base::value: 01358 // Extract digits, remove and stash away the 01359 // grouping of found thousands separators. 01360 for (; __beg != __end; ++__beg) 01361 { 01362 const char_type* __q = __traits_type::find(__lit_zero, 01363 10, *__beg); 01364 if (__q != 0) 01365 { 01366 __res += money_base::_S_atoms[__q - __lit]; 01367 ++__n; 01368 } 01369 else if (*__beg == __lc->_M_decimal_point 01370 && !__testdecfound) 01371 { 01372 __last_pos = __n; 01373 __n = 0; 01374 __testdecfound = true; 01375 } 01376 else if (__lc->_M_use_grouping 01377 && *__beg == __lc->_M_thousands_sep 01378 && !__testdecfound) 01379 { 01380 if (__n) 01381 { 01382 // Mark position for later analysis. 01383 __grouping_tmp += static_cast<char>(__n); 01384 __n = 0; 01385 } 01386 else 01387 { 01388 __testvalid = false; 01389 break; 01390 } 01391 } 01392 else 01393 break; 01394 } 01395 if (__res.empty()) 01396 __testvalid = false; 01397 break; 01398 case money_base::space: 01399 // At least one space is required. 01400 if (__beg != __end && __ctype.is(ctype_base::space, *__beg)) 01401 ++__beg; 01402 else 01403 __testvalid = false; 01404 case money_base::none: 01405 // Only if not at the end of the pattern. 01406 if (__i != 3) 01407 for (; __beg != __end 01408 && __ctype.is(ctype_base::space, *__beg); ++__beg); 01409 break; 01410 } 01411 } 01412 01413 // Need to get the rest of the sign characters, if they exist. 01414 if (__sign_size > 1 && __testvalid) 01415 { 01416 const char_type* __sign = __negative ? __lc->_M_negative_sign 01417 : __lc->_M_positive_sign; 01418 size_type __i = 1; 01419 for (; __beg != __end && __i < __sign_size 01420 && *__beg == __sign[__i]; ++__beg, ++__i); 01421 01422 if (__i != __sign_size) 01423 __testvalid = false; 01424 } 01425 01426 if (__testvalid) 01427 { 01428 // Strip leading zeros. 01429 if (__res.size() > 1) 01430 { 01431 const size_type __first = __res.find_first_not_of('0'); 01432 const bool __only_zeros = __first == string::npos; 01433 if (__first) 01434 __res.erase(0, __only_zeros ? __res.size() - 1 : __first); 01435 } 01436 01437 // 22.2.6.1.2, p4 01438 if (__negative && __res[0] != '0') 01439 __res.insert(__res.begin(), '-'); 01440 01441 // Test for grouping fidelity. 01442 if (__grouping_tmp.size()) 01443 { 01444 // Add the ending grouping. 01445 __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos 01446 : __n); 01447 if (!std::__verify_grouping(__lc->_M_grouping, 01448 __lc->_M_grouping_size, 01449 __grouping_tmp)) 01450 __testvalid = false; 01451 } 01452 01453 // Iff not enough digits were supplied after the decimal-point. 01454 if (__testdecfound && __lc->_M_frac_digits > 0 01455 && __n != __lc->_M_frac_digits) 01456 __testvalid = false; 01457 } 01458 01459 // Iff no more characters are available. 01460 if (__beg == __end) 01461 __err |= ios_base::eofbit; 01462 01463 // Iff valid sequence is not recognized. 01464 if (!__testvalid) 01465 __err |= ios_base::failbit; 01466 else 01467 __units.swap(__res); 01468 01469 return __beg; 01470 } 01471 01472 template<typename _CharT, typename _InIter> 01473 _InIter 01474 money_get<_CharT, _InIter>:: 01475 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, 01476 ios_base::iostate& __err, long double& __units) const 01477 { 01478 string __str; 01479 if (__intl) 01480 __beg = _M_extract<true>(__beg, __end, __io, __err, __str); 01481 else 01482 __beg = _M_extract<false>(__beg, __end, __io, __err, __str); 01483 std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); 01484 return __beg; 01485 } 01486 01487 template<typename _CharT, typename _InIter> 01488 _InIter 01489 money_get<_CharT, _InIter>:: 01490 do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, 01491 ios_base::iostate& __err, string_type& __units) const 01492 { 01493 typedef typename string::size_type size_type; 01494 01495 const locale& __loc = __io._M_getloc(); 01496 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01497 01498 string __str; 01499 const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io, 01500 __err, __str) 01501 : _M_extract<false>(__beg, __end, __io, 01502 __err, __str); 01503 const size_type __len = __str.size(); 01504 if (__len) 01505 { 01506 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01507 * __len)); 01508 __ctype.widen(__str.data(), __str.data() + __len, __ws); 01509 __units.assign(__ws, __len); 01510 } 01511 01512 return __ret; 01513 } 01514 01515 template<typename _CharT, typename _OutIter> 01516 template<bool _Intl> 01517 _OutIter 01518 money_put<_CharT, _OutIter>:: 01519 _M_insert(iter_type __s, ios_base& __io, char_type __fill, 01520 const string_type& __digits) const 01521 { 01522 typedef typename string_type::size_type size_type; 01523 typedef money_base::part part; 01524 typedef moneypunct<_CharT, _Intl> __moneypunct_type; 01525 typedef typename __moneypunct_type::__cache_type __cache_type; 01526 01527 const locale& __loc = __io._M_getloc(); 01528 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01529 01530 __use_cache<__cache_type> __uc; 01531 const __cache_type* __lc = __uc(__loc); 01532 const char_type* __lit = __lc->_M_atoms; 01533 01534 // Determine if negative or positive formats are to be used, and 01535 // discard leading negative_sign if it is present. 01536 const char_type* __beg = __digits.data(); 01537 01538 money_base::pattern __p; 01539 const char_type* __sign; 01540 size_type __sign_size; 01541 if (*__beg != __lit[money_base::_S_minus]) 01542 { 01543 __p = __lc->_M_pos_format; 01544 __sign = __lc->_M_positive_sign; 01545 __sign_size = __lc->_M_positive_sign_size; 01546 } 01547 else 01548 { 01549 __p = __lc->_M_neg_format; 01550 __sign = __lc->_M_negative_sign; 01551 __sign_size = __lc->_M_negative_sign_size; 01552 if (__digits.size()) 01553 ++__beg; 01554 } 01555 01556 // Look for valid numbers in the ctype facet within input digits. 01557 size_type __len = __ctype.scan_not(ctype_base::digit, __beg, 01558 __beg + __digits.size()) - __beg; 01559 if (__len) 01560 { 01561 // Assume valid input, and attempt to format. 01562 // Break down input numbers into base components, as follows: 01563 // final_value = grouped units + (decimal point) + (digits) 01564 string_type __value; 01565 __value.reserve(2 * __len); 01566 01567 // Add thousands separators to non-decimal digits, per 01568 // grouping rules. 01569 int __paddec = __len - __lc->_M_frac_digits; 01570 if (__paddec > 0) 01571 { 01572 if (__lc->_M_frac_digits < 0) 01573 __paddec = __len; 01574 if (__lc->_M_grouping_size) 01575 { 01576 _CharT* __ws = 01577 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01578 * 2 * __len)); 01579 _CharT* __ws_end = 01580 std::__add_grouping(__ws, __lc->_M_thousands_sep, 01581 __lc->_M_grouping, 01582 __lc->_M_grouping_size, 01583 __beg, __beg + __paddec); 01584 __value.assign(__ws, __ws_end - __ws); 01585 } 01586 else 01587 __value.assign(__beg, __paddec); 01588 } 01589 01590 // Deal with decimal point, decimal digits. 01591 if (__lc->_M_frac_digits > 0) 01592 { 01593 __value += __lc->_M_decimal_point; 01594 if (__paddec >= 0) 01595 __value.append(__beg + __paddec, __lc->_M_frac_digits); 01596 else 01597 { 01598 // Have to pad zeros in the decimal position. 01599 __value.append(-__paddec, __lit[money_base::_S_zero]); 01600 __value.append(__beg, __len); 01601 } 01602 } 01603 01604 // Calculate length of resulting string. 01605 const ios_base::fmtflags __f = __io.flags() 01606 & ios_base::adjustfield; 01607 __len = __value.size() + __sign_size; 01608 __len += ((__io.flags() & ios_base::showbase) 01609 ? __lc->_M_curr_symbol_size : 0); 01610 01611 string_type __res; 01612 __res.reserve(2 * __len); 01613 01614 const size_type __width = static_cast<size_type>(__io.width()); 01615 const bool __testipad = (__f == ios_base::internal 01616 && __len < __width); 01617 // Fit formatted digits into the required pattern. 01618 for (int __i = 0; __i < 4; ++__i) 01619 { 01620 const part __which = static_cast<part>(__p.field[__i]); 01621 switch (__which) 01622 { 01623 case money_base::symbol: 01624 if (__io.flags() & ios_base::showbase) 01625 __res.append(__lc->_M_curr_symbol, 01626 __lc->_M_curr_symbol_size); 01627 break; 01628 case money_base::sign: 01629 // Sign might not exist, or be more than one 01630 // charater long. In that case, add in the rest 01631 // below. 01632 if (__sign_size) 01633 __res += __sign[0]; 01634 break; 01635 case money_base::value: 01636 __res += __value; 01637 break; 01638 case money_base::space: 01639 // At least one space is required, but if internal 01640 // formatting is required, an arbitrary number of 01641 // fill spaces will be necessary. 01642 if (__testipad) 01643 __res.append(__width - __len, __fill); 01644 else 01645 __res += __fill; 01646 break; 01647 case money_base::none: 01648 if (__testipad) 01649 __res.append(__width - __len, __fill); 01650 break; 01651 } 01652 } 01653 01654 // Special case of multi-part sign parts. 01655 if (__sign_size > 1) 01656 __res.append(__sign + 1, __sign_size - 1); 01657 01658 // Pad, if still necessary. 01659 __len = __res.size(); 01660 if (__width > __len) 01661 { 01662 if (__f == ios_base::left) 01663 // After. 01664 __res.append(__width - __len, __fill); 01665 else 01666 // Before. 01667 __res.insert(0, __width - __len, __fill); 01668 __len = __width; 01669 } 01670 01671 // Write resulting, fully-formatted string to output iterator. 01672 __s = std::__write(__s, __res.data(), __len); 01673 } 01674 __io.width(0); 01675 return __s; 01676 } 01677 01678 template<typename _CharT, typename _OutIter> 01679 _OutIter 01680 money_put<_CharT, _OutIter>:: 01681 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, 01682 long double __units) const 01683 { 01684 const locale __loc = __io.getloc(); 01685 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01686 #ifdef _GLIBCXX_USE_C99 01687 // First try a buffer perhaps big enough. 01688 int __cs_size = 64; 01689 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01690 // _GLIBCXX_RESOLVE_LIB_DEFECTS 01691 // 328. Bad sprintf format modifier in money_put<>::do_put() 01692 int __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units, 01693 _S_get_c_locale()); 01694 // If the buffer was not large enough, try again with the correct size. 01695 if (__len >= __cs_size) 01696 { 01697 __cs_size = __len + 1; 01698 __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01699 __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units, 01700 _S_get_c_locale()); 01701 } 01702 #else 01703 // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'. 01704 const int __cs_size = numeric_limits<long double>::max_exponent10 + 3; 01705 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); 01706 int __len = std::__convert_from_v(__cs, 0, "%.0Lf", __units, 01707 _S_get_c_locale()); 01708 #endif 01709 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 01710 * __cs_size)); 01711 __ctype.widen(__cs, __cs + __len, __ws); 01712 const string_type __digits(__ws, __len); 01713 return __intl ? _M_insert<true>(__s, __io, __fill, __digits) 01714 : _M_insert<false>(__s, __io, __fill, __digits); 01715 } 01716 01717 template<typename _CharT, typename _OutIter> 01718 _OutIter 01719 money_put<_CharT, _OutIter>:: 01720 do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, 01721 const string_type& __digits) const 01722 { return __intl ? _M_insert<true>(__s, __io, __fill, __digits) 01723 : _M_insert<false>(__s, __io, __fill, __digits); } 01724 01725 01726 // NB: Not especially useful. Without an ios_base object or some 01727 // kind of locale reference, we are left clawing at the air where 01728 // the side of the mountain used to be... 01729 template<typename _CharT, typename _InIter> 01730 time_base::dateorder 01731 time_get<_CharT, _InIter>::do_date_order() const 01732 { return time_base::no_order; } 01733 01734 // Expand a strftime format string and parse it. E.g., do_get_date() may 01735 // pass %m/%d/%Y => extracted characters. 01736 template<typename _CharT, typename _InIter> 01737 _InIter 01738 time_get<_CharT, _InIter>:: 01739 _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io, 01740 ios_base::iostate& __err, tm* __tm, 01741 const _CharT* __format) const 01742 { 01743 const locale& __loc = __io._M_getloc(); 01744 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); 01745 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01746 const size_t __len = char_traits<_CharT>::length(__format); 01747 01748 for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i) 01749 { 01750 if (__ctype.narrow(__format[__i], 0) == '%') 01751 { 01752 // Verify valid formatting code, attempt to extract. 01753 char __c = __ctype.narrow(__format[++__i], 0); 01754 int __mem = 0; 01755 if (__c == 'E' || __c == 'O') 01756 __c = __ctype.narrow(__format[++__i], 0); 01757 switch (__c) 01758 { 01759 const char* __cs; 01760 _CharT __wcs[10]; 01761 case 'a': 01762 // Abbreviated weekday name [tm_wday] 01763 const char_type* __days1[7]; 01764 __tp._M_days_abbreviated(__days1); 01765 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1, 01766 7, __io, __err); 01767 break; 01768 case 'A': 01769 // Weekday name [tm_wday]. 01770 const char_type* __days2[7]; 01771 __tp._M_days(__days2); 01772 __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2, 01773 7, __io, __err); 01774 break; 01775 case 'h': 01776 case 'b': 01777 // Abbreviated month name [tm_mon] 01778 const char_type* __months1[12]; 01779 __tp._M_months_abbreviated(__months1); 01780 __beg = _M_extract_name(__beg, __end, __tm->tm_mon, 01781 __months1, 12, __io, __err); 01782 break; 01783 case 'B': 01784 // Month name [tm_mon]. 01785 const char_type* __months2[12]; 01786 __tp._M_months(__months2); 01787 __beg = _M_extract_name(__beg, __end, __tm->tm_mon, 01788 __months2, 12, __io, __err); 01789 break; 01790 case 'c': 01791 // Default time and date representation. 01792 const char_type* __dt[2]; 01793 __tp._M_date_time_formats(__dt); 01794 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01795 __tm, __dt[0]); 01796 break; 01797 case 'd': 01798 // Day [01, 31]. [tm_mday] 01799 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2, 01800 __io, __err); 01801 break; 01802 case 'e': 01803 // Day [1, 31], with single digits preceded by 01804 // space. [tm_mday] 01805 if (__ctype.is(ctype_base::space, *__beg)) 01806 __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9, 01807 1, __io, __err); 01808 else 01809 __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31, 01810 2, __io, __err); 01811 break; 01812 case 'D': 01813 // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year] 01814 __cs = "%m/%d/%y"; 01815 __ctype.widen(__cs, __cs + 9, __wcs); 01816 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01817 __tm, __wcs); 01818 break; 01819 case 'H': 01820 // Hour [00, 23]. [tm_hour] 01821 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2, 01822 __io, __err); 01823 break; 01824 case 'I': 01825 // Hour [01, 12]. [tm_hour] 01826 __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2, 01827 __io, __err); 01828 break; 01829 case 'm': 01830 // Month [01, 12]. [tm_mon] 01831 __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, 01832 __io, __err); 01833 if (!__err) 01834 __tm->tm_mon = __mem - 1; 01835 break; 01836 case 'M': 01837 // Minute [00, 59]. [tm_min] 01838 __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2, 01839 __io, __err); 01840 break; 01841 case 'n': 01842 if (__ctype.narrow(*__beg, 0) == '\n') 01843 ++__beg; 01844 else 01845 __err |= ios_base::failbit; 01846 break; 01847 case 'R': 01848 // Equivalent to (%H:%M). 01849 __cs = "%H:%M"; 01850 __ctype.widen(__cs, __cs + 6, __wcs); 01851 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01852 __tm, __wcs); 01853 break; 01854 case 'S': 01855 // Seconds. 01856 __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2, 01857 __io, __err); 01858 break; 01859 case 't': 01860 if (__ctype.narrow(*__beg, 0) == '\t') 01861 ++__beg; 01862 else 01863 __err |= ios_base::failbit; 01864 break; 01865 case 'T': 01866 // Equivalent to (%H:%M:%S). 01867 __cs = "%H:%M:%S"; 01868 __ctype.widen(__cs, __cs + 9, __wcs); 01869 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01870 __tm, __wcs); 01871 break; 01872 case 'x': 01873 // Locale's date. 01874 const char_type* __dates[2]; 01875 __tp._M_date_formats(__dates); 01876 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01877 __tm, __dates[0]); 01878 break; 01879 case 'X': 01880 // Locale's time. 01881 const char_type* __times[2]; 01882 __tp._M_time_formats(__times); 01883 __beg = _M_extract_via_format(__beg, __end, __io, __err, 01884 __tm, __times[0]); 01885 break; 01886 case 'y': 01887 case 'C': // C99 01888 // Two digit year. [tm_year] 01889 __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2, 01890 __io, __err); 01891 break; 01892 case 'Y': 01893 // Year [1900). [tm_year] 01894 __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4, 01895 __io, __err); 01896 if (!__err) 01897 __tm->tm_year = __mem - 1900; 01898 break; 01899 case 'Z': 01900 // Timezone info. 01901 if (__ctype.is(ctype_base::upper, *__beg)) 01902 { 01903 int __tmp; 01904 __beg = _M_extract_name(__beg, __end, __tmp, 01905 __timepunct_cache<_CharT>::_S_timezones, 01906 14, __io, __err); 01907 01908 // GMT requires special effort. 01909 if (__beg != __end && !__err && __tmp == 0 01910 && (*__beg == __ctype.widen('-') 01911 || *__beg == __ctype.widen('+'))) 01912 { 01913 __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2, 01914 __io, __err); 01915 __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2, 01916 __io, __err); 01917 } 01918 } 01919 else 01920 __err |= ios_base::failbit; 01921 break; 01922 default: 01923 // Not recognized. 01924 __err |= ios_base::failbit; 01925 } 01926 } 01927 else 01928 { 01929 // Verify format and input match, extract and discard. 01930 if (__format[__i] == *__beg) 01931 ++__beg; 01932 else 01933 __err |= ios_base::failbit; 01934 } 01935 } 01936 return __beg; 01937 } 01938 01939 template<typename _CharT, typename _InIter> 01940 _InIter 01941 time_get<_CharT, _InIter>:: 01942 _M_extract_num(iter_type __beg, iter_type __end, int& __member, 01943 int __min, int __max, size_t __len, 01944 ios_base& __io, ios_base::iostate& __err) const 01945 { 01946 const locale& __loc = __io._M_getloc(); 01947 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01948 01949 // As-is works for __len = 1, 2, 4, the values actually used. 01950 int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1); 01951 01952 ++__min; 01953 size_t __i = 0; 01954 int __value = 0; 01955 for (; __beg != __end && __i < __len; ++__beg, ++__i) 01956 { 01957 const char __c = __ctype.narrow(*__beg, '*'); 01958 if (__c >= '0' && __c <= '9') 01959 { 01960 __value = __value * 10 + (__c - '0'); 01961 const int __valuec = __value * __mult; 01962 if (__valuec > __max || __valuec + __mult < __min) 01963 break; 01964 __mult /= 10; 01965 } 01966 else 01967 break; 01968 } 01969 if (__i == __len) 01970 __member = __value; 01971 else 01972 __err |= ios_base::failbit; 01973 return __beg; 01974 } 01975 01976 // Assumptions: 01977 // All elements in __names are unique. 01978 template<typename _CharT, typename _InIter> 01979 _InIter 01980 time_get<_CharT, _InIter>:: 01981 _M_extract_name(iter_type __beg, iter_type __end, int& __member, 01982 const _CharT** __names, size_t __indexlen, 01983 ios_base& __io, ios_base::iostate& __err) const 01984 { 01985 typedef char_traits<_CharT> __traits_type; 01986 const locale& __loc = __io._M_getloc(); 01987 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 01988 01989 int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) 01990 * __indexlen)); 01991 size_t __nmatches = 0; 01992 size_t __pos = 0; 01993 bool __testvalid = true; 01994 const char_type* __name; 01995 01996 // Look for initial matches. 01997 // NB: Some of the locale data is in the form of all lowercase 01998 // names, and some is in the form of initially-capitalized 01999 // names. Look for both. 02000 if (__beg != __end) 02001 { 02002 const char_type __c = *__beg; 02003 for (size_t __i1 = 0; __i1 < __indexlen; ++__i1) 02004 if (__c == __names[__i1][0] 02005 || __c == __ctype.toupper(__names[__i1][0])) 02006 __matches[__nmatches++] = __i1; 02007 } 02008 02009 while (__nmatches > 1) 02010 { 02011 // Find smallest matching string. 02012 size_t __minlen = __traits_type::length(__names[__matches[0]]); 02013 for (size_t __i2 = 1; __i2 < __nmatches; ++__i2) 02014 __minlen = std::min(__minlen, 02015 __traits_type::length(__names[__matches[__i2]])); 02016 ++__pos; 02017 ++__beg; 02018 if (__pos < __minlen && __beg != __end) 02019 for (size_t __i3 = 0; __i3 < __nmatches;) 02020 { 02021 __name = __names[__matches[__i3]]; 02022 if (__name[__pos] != *__beg) 02023 __matches[__i3] = __matches[--__nmatches]; 02024 else 02025 ++__i3; 02026 } 02027 else 02028 break; 02029 } 02030 02031 if (__nmatches == 1) 02032 { 02033 // Make sure found name is completely extracted. 02034 ++__pos; 02035 ++__beg; 02036 __name = __names[__matches[0]]; 02037 const size_t __len = __traits_type::length(__name); 02038 while (__pos < __len && __beg != __end && __name[__pos] == *__beg) 02039 ++__beg, ++__pos; 02040 02041 if (__len == __pos) 02042 __member = __matches[0]; 02043 else 02044 __testvalid = false; 02045 } 02046 else 02047 __testvalid = false; 02048 if (!__testvalid) 02049 __err |= ios_base::failbit; 02050 return __beg; 02051 } 02052 02053 template<typename _CharT, typename _InIter> 02054 _InIter 02055 time_get<_CharT, _InIter>:: 02056 do_get_time(iter_type __beg, iter_type __end, ios_base& __io, 02057 ios_base::iostate& __err, tm* __tm) const 02058 { 02059 const locale& __loc = __io._M_getloc(); 02060 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); 02061 const char_type* __times[2]; 02062 __tp._M_time_formats(__times); 02063 __beg = _M_extract_via_format(__beg, __end, __io, __err, 02064 __tm, __times[0]); 02065 if (__beg == __end) 02066 __err |= ios_base::eofbit; 02067 return __beg; 02068 } 02069 02070 template<typename _CharT, typename _InIter> 02071 _InIter 02072 time_get<_CharT, _InIter>:: 02073 do_get_date(iter_type __beg, iter_type __end, ios_base& __io, 02074 ios_base::iostate& __err, tm* __tm) const 02075 { 02076 const locale& __loc = __io._M_getloc(); 02077 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); 02078 const char_type* __dates[2]; 02079 __tp._M_date_formats(__dates); 02080 __beg = _M_extract_via_format(__beg, __end, __io, __err, 02081 __tm, __dates[0]); 02082 if (__beg == __end) 02083 __err |= ios_base::eofbit; 02084 return __beg; 02085 } 02086 02087 template<typename _CharT, typename _InIter> 02088 _InIter 02089 time_get<_CharT, _InIter>:: 02090 do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io, 02091 ios_base::iostate& __err, tm* __tm) const 02092 { 02093 typedef char_traits<_CharT> __traits_type; 02094 const locale& __loc = __io._M_getloc(); 02095 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); 02096 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 02097 const char_type* __days[7]; 02098 __tp._M_days_abbreviated(__days); 02099 int __tmpwday; 02100 __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err); 02101 02102 // Check to see if non-abbreviated name exists, and extract. 02103 // NB: Assumes both _M_days and _M_days_abbreviated organized in 02104 // exact same order, first to last, such that the resulting 02105 // __days array with the same index points to a day, and that 02106 // day's abbreviated form. 02107 // NB: Also assumes that an abbreviated name is a subset of the name. 02108 if (!__err) 02109 { 02110 size_t __pos = __traits_type::length(__days[__tmpwday]); 02111 __tp._M_days(__days); 02112 const char_type* __name = __days[__tmpwday]; 02113 if (__name[__pos] == *__beg) 02114 { 02115 // Extract the rest of it. 02116 const size_t __len = __traits_type::length(__name); 02117 while (__pos < __len && __beg != __end 02118 && __name[__pos] == *__beg) 02119 ++__beg, ++__pos; 02120 if (__len != __pos) 02121 __err |= ios_base::failbit; 02122 } 02123 if (!__err) 02124 __tm->tm_wday = __tmpwday; 02125 } 02126 if (__beg == __end) 02127 __err |= ios_base::eofbit; 02128 return __beg; 02129 } 02130 02131 template<typename _CharT, typename _InIter> 02132 _InIter 02133 time_get<_CharT, _InIter>:: 02134 do_get_monthname(iter_type __beg, iter_type __end, 02135 ios_base& __io, ios_base::iostate& __err, tm* __tm) const 02136 { 02137 typedef char_traits<_CharT> __traits_type; 02138 const locale& __loc = __io._M_getloc(); 02139 const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); 02140 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 02141 const char_type* __months[12]; 02142 __tp._M_months_abbreviated(__months); 02143 int __tmpmon; 02144 __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12, 02145 __io, __err); 02146 02147 // Check to see if non-abbreviated name exists, and extract. 02148 // NB: Assumes both _M_months and _M_months_abbreviated organized in 02149 // exact same order, first to last, such that the resulting 02150 // __months array with the same index points to a month, and that 02151 // month's abbreviated form. 02152 // NB: Also assumes that an abbreviated name is a subset of the name. 02153 if (!__err) 02154 { 02155 size_t __pos = __traits_type::length(__months[__tmpmon]); 02156 __tp._M_months(__months); 02157 const char_type* __name = __months[__tmpmon]; 02158 if (__name[__pos] == *__beg) 02159 { 02160 // Extract the rest of it. 02161 const size_t __len = __traits_type::length(__name); 02162 while (__pos < __len && __beg != __end 02163 && __name[__pos] == *__beg) 02164 ++__beg, ++__pos; 02165 if (__len != __pos) 02166 __err |= ios_base::failbit; 02167 } 02168 if (!__err) 02169 __tm->tm_mon = __tmpmon; 02170 } 02171 02172 if (__beg == __end) 02173 __err |= ios_base::eofbit; 02174 return __beg; 02175 } 02176 02177 template<typename _CharT, typename _InIter> 02178 _InIter 02179 time_get<_CharT, _InIter>:: 02180 do_get_year(iter_type __beg, iter_type __end, ios_base& __io, 02181 ios_base::iostate& __err, tm* __tm) const 02182 { 02183 const locale& __loc = __io._M_getloc(); 02184 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 02185 02186 size_t __i = 0; 02187 int __value = 0; 02188 for (; __beg != __end && __i < 4; ++__beg, ++__i) 02189 { 02190 const char __c = __ctype.narrow(*__beg, '*'); 02191 if (__c >= '0' && __c <= '9') 02192 __value = __value * 10 + (__c - '0'); 02193 else 02194 break; 02195 } 02196 if (__i == 2 || __i == 4) 02197 __tm->tm_year = __i == 2 ? __value : __value - 1900; 02198 else 02199 __err |= ios_base::failbit; 02200 if (__beg == __end) 02201 __err |= ios_base::eofbit; 02202 return __beg; 02203 } 02204 02205 template<typename _CharT, typename _OutIter> 02206 _OutIter 02207 time_put<_CharT, _OutIter>:: 02208 put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, 02209 const _CharT* __beg, const _CharT* __end) const 02210 { 02211 const locale& __loc = __io._M_getloc(); 02212 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); 02213 for (; __beg != __end; ++__beg) 02214 if (__ctype.narrow(*__beg, 0) != '%') 02215 { 02216 *__s = *__beg; 02217 ++__s; 02218 } 02219 else if (++__beg != __end) 02220 { 02221 char __format; 02222 char __mod = 0; 02223 const char __c = __ctype.narrow(*__beg, 0); 02224 if (__c != 'E' && __c != 'O') 02225 __format = __c; 02226 else if (++__beg != __end) 02227 { 02228 __mod = __c; 02229 __format = __ctype.narrow(*__beg, 0); 02230 } 02231 else 02232 break; 02233 __s = this->do_put(__s, __io, __fill, __tm, __format, __mod); 02234 } 02235 else 02236 break; 02237 return __s; 02238 } 02239 02240 template<typename _CharT, typename _OutIter> 02241 _OutIter 02242 time_put<_CharT, _OutIter>:: 02243 do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm, 02244 char __format, char __mod) const 02245 { 02246 const locale& __loc = __io._M_getloc(); 02247 ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); 02248 __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc); 02249 02250 // NB: This size is arbitrary. Should this be a data member, 02251 // initialized at construction? 02252 const size_t __maxlen = 64; 02253 char_type* __res = 02254 static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen)); 02255 02256 // NB: In IEE 1003.1-200x, and perhaps other locale models, it 02257 // is possible that the format character will be longer than one 02258 // character. Possibilities include 'E' or 'O' followed by a 02259 // format character: if __mod is not the default argument, assume 02260 // it's a valid modifier. 02261 char_type __fmt[4]; 02262 __fmt[0] = __ctype.widen('%'); 02263 if (!__mod) 02264 { 02265 __fmt[1] = __format; 02266 __fmt[2] = char_type(); 02267 } 02268 else 02269 { 02270 __fmt[1] = __mod; 02271 __fmt[2] = __format; 02272 __fmt[3] = char_type(); 02273 } 02274 02275 __tp._M_put(__res, __maxlen, __fmt, __tm); 02276 02277 // Write resulting, fully-formatted string to output iterator. 02278 return std::__write(__s, __res, char_traits<char_type>::length(__res)); 02279 } 02280 02281 02282 // Generic version does nothing. 02283 template<typename _CharT> 02284 int 02285 collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const 02286 { return 0; } 02287 02288 // Generic version does nothing. 02289 template<typename _CharT> 02290 size_t 02291 collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const 02292 { return 0; } 02293 02294 template<typename _CharT> 02295 int 02296 collate<_CharT>:: 02297 do_compare(const _CharT* __lo1, const _CharT* __hi1, 02298 const _CharT* __lo2, const _CharT* __hi2) const 02299 { 02300 // strcoll assumes zero-terminated strings so we make a copy 02301 // and then put a zero at the end. 02302 const string_type __one(__lo1, __hi1); 02303 const string_type __two(__lo2, __hi2); 02304 02305 const _CharT* __p = __one.c_str(); 02306 const _CharT* __pend = __one.data() + __one.length(); 02307 const _CharT* __q = __two.c_str(); 02308 const _CharT* __qend = __two.data() + __two.length(); 02309 02310 // strcoll stops when it sees a nul character so we break 02311 // the strings into zero-terminated substrings and pass those 02312 // to strcoll. 02313 for (;;) 02314 { 02315 const int __res = _M_compare(__p, __q); 02316 if (__res) 02317 return __res; 02318 02319 __p += char_traits<_CharT>::length(__p); 02320 __q += char_traits<_CharT>::length(__q); 02321 if (__p == __pend && __q == __qend) 02322 return 0; 02323 else if (__p == __pend) 02324 return -1; 02325 else if (__q == __qend) 02326 return 1; 02327 02328 __p++; 02329 __q++; 02330 } 02331 } 02332 02333 template<typename _CharT> 02334 typename collate<_CharT>::string_type 02335 collate<_CharT>:: 02336 do_transform(const _CharT* __lo, const _CharT* __hi) const 02337 { 02338 // strxfrm assumes zero-terminated strings so we make a copy 02339 string_type __str(__lo, __hi); 02340 02341 const _CharT* __p = __str.c_str(); 02342 const _CharT* __pend = __str.data() + __str.length(); 02343 02344 size_t __len = (__hi - __lo) * 2; 02345 02346 string_type __ret; 02347 02348 // strxfrm stops when it sees a nul character so we break 02349 // the string into zero-terminated substrings and pass those 02350 // to strxfrm. 02351 for (;;) 02352 { 02353 // First try a buffer perhaps big enough. 02354 _CharT* __c = 02355 static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len)); 02356 size_t __res = _M_transform(__c, __p, __len); 02357 // If the buffer was not large enough, try again with the 02358 // correct size. 02359 if (__res >= __len) 02360 { 02361 __len = __res + 1; 02362 __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 02363 * __len)); 02364 __res = _M_transform(__c, __p, __res + 1); 02365 } 02366 02367 __ret.append(__c, __res); 02368 __p += char_traits<_CharT>::length(__p); 02369 if (__p == __pend) 02370 return __ret; 02371 02372 __p++; 02373 __ret.push_back(_CharT()); 02374 } 02375 } 02376 02377 template<typename _CharT> 02378 long 02379 collate<_CharT>:: 02380 do_hash(const _CharT* __lo, const _CharT* __hi) const 02381 { 02382 unsigned long __val = 0; 02383 for (; __lo < __hi; ++__lo) 02384 __val = *__lo + ((__val << 7) | 02385 (__val >> (numeric_limits<unsigned long>::digits - 7))); 02386 return static_cast<long>(__val); 02387 } 02388 02389 // Construct correctly padded string, as per 22.2.2.2.2 02390 // Assumes 02391 // __newlen > __oldlen 02392 // __news is allocated for __newlen size 02393 // Used by both num_put and ostream inserters: if __num, 02394 // internal-adjusted objects are padded according to the rules below 02395 // concerning 0[xX] and +-, otherwise, exactly as right-adjusted 02396 // ones are. 02397 02398 // NB: Of the two parameters, _CharT can be deduced from the 02399 // function arguments. The other (_Traits) has to be explicitly specified. 02400 template<typename _CharT, typename _Traits> 02401 void 02402 __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill, 02403 _CharT* __news, const _CharT* __olds, 02404 const streamsize __newlen, 02405 const streamsize __oldlen, const bool __num) 02406 { 02407 const size_t __plen = static_cast<size_t>(__newlen - __oldlen); 02408 const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield; 02409 02410 // Padding last. 02411 if (__adjust == ios_base::left) 02412 { 02413 _Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen); 02414 _Traits::assign(__news + __oldlen, __plen, __fill); 02415 return; 02416 } 02417 02418 size_t __mod = 0; 02419 if (__adjust == ios_base::internal && __num) 02420 { 02421 // Pad after the sign, if there is one. 02422 // Pad after 0[xX], if there is one. 02423 // Who came up with these rules, anyway? Jeeze. 02424 const locale& __loc = __io._M_getloc(); 02425 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 02426 02427 const bool __testsign = (__ctype.widen('-') == __olds[0] 02428 || __ctype.widen('+') == __olds[0]); 02429 const bool __testhex = (__ctype.widen('0') == __olds[0] 02430 && __oldlen > 1 02431 && (__ctype.widen('x') == __olds[1] 02432 || __ctype.widen('X') == __olds[1])); 02433 if (__testhex) 02434 { 02435 __news[0] = __olds[0]; 02436 __news[1] = __olds[1]; 02437 __mod = 2; 02438 __news += 2; 02439 } 02440 else if (__testsign) 02441 { 02442 __news[0] = __olds[0]; 02443 __mod = 1; 02444 ++__news; 02445 } 02446 // else Padding first. 02447 } 02448 _Traits::assign(__news, __plen, __fill); 02449 _Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod), 02450 __oldlen - __mod); 02451 } 02452 02453 bool 02454 __verify_grouping(const char* __grouping, size_t __grouping_size, 02455 const string& __grouping_tmp) 02456 { 02457 const size_t __n = __grouping_tmp.size() - 1; 02458 const size_t __min = std::min(__n, size_t(__grouping_size - 1)); 02459 size_t __i = __n; 02460 bool __test = true; 02461 02462 // Parsed number groupings have to match the 02463 // numpunct::grouping string exactly, starting at the 02464 // right-most point of the parsed sequence of elements ... 02465 for (size_t __j = 0; __j < __min && __test; --__i, ++__j) 02466 __test = __grouping_tmp[__i] == __grouping[__j]; 02467 for (; __i && __test; --__i) 02468 __test = __grouping_tmp[__i] == __grouping[__min]; 02469 // ... but the last parsed grouping can be <= numpunct 02470 // grouping. 02471 __test &= __grouping_tmp[0] <= __grouping[__min]; 02472 return __test; 02473 } 02474 02475 template<typename _CharT> 02476 _CharT* 02477 __add_grouping(_CharT* __s, _CharT __sep, 02478 const char* __gbeg, size_t __gsize, 02479 const _CharT* __first, const _CharT* __last) 02480 { 02481 if (__last - __first > *__gbeg) 02482 { 02483 const bool __bump = __gsize != 1; 02484 __s = std::__add_grouping(__s, __sep, __gbeg + __bump, 02485 __gsize - __bump, __first, 02486 __last - *__gbeg); 02487 __first = __last - *__gbeg; 02488 *__s++ = __sep; 02489 } 02490 do 02491 *__s++ = *__first++; 02492 while (__first != __last); 02493 return __s; 02494 } 02495 02496 // Inhibit implicit instantiations for required instantiations, 02497 // which are defined via explicit instantiations elsewhere. 02498 // NB: This syntax is a GNU extension. 02499 #if _GLIBCXX_EXTERN_TEMPLATE 02500 extern template class moneypunct<char, false>; 02501 extern template class moneypunct<char, true>; 02502 extern template class moneypunct_byname<char, false>; 02503 extern template class moneypunct_byname<char, true>; 02504 extern template class money_get<char>; 02505 extern template class money_put<char>; 02506 extern template class numpunct<char>; 02507 extern template class numpunct_byname<char>; 02508 extern template class num_get<char>; 02509 extern template class num_put<char>; 02510 extern template class __timepunct<char>; 02511 extern template class time_put<char>; 02512 extern template class time_put_byname<char>; 02513 extern template class time_get<char>; 02514 extern template class time_get_byname<char>; 02515 extern template class messages<char>; 02516 extern template class messages_byname<char>; 02517 extern template class ctype_byname<char>; 02518 extern template class codecvt_byname<char, char, mbstate_t>; 02519 extern template class collate<char>; 02520 extern template class collate_byname<char>; 02521 02522 extern template 02523 const codecvt<char, char, mbstate_t>& 02524 use_facet<codecvt<char, char, mbstate_t> >(const locale&); 02525 02526 extern template 02527 const collate<char>& 02528 use_facet<collate<char> >(const locale&); 02529 02530 extern template 02531 const numpunct<char>& 02532 use_facet<numpunct<char> >(const locale&); 02533 02534 extern template 02535 const num_put<char>& 02536 use_facet<num_put<char> >(const locale&); 02537 02538 extern template 02539 const num_get<char>& 02540 use_facet<num_get<char> >(const locale&); 02541 02542 extern template 02543 const moneypunct<char, true>& 02544 use_facet<moneypunct<char, true> >(const locale&); 02545 02546 extern template 02547 const moneypunct<char, false>& 02548 use_facet<moneypunct<char, false> >(const locale&); 02549 02550 extern template 02551 const money_put<char>& 02552 use_facet<money_put<char> >(const locale&); 02553 02554 extern template 02555 const money_get<char>& 02556 use_facet<money_get<char> >(const locale&); 02557 02558 extern template 02559 const __timepunct<char>& 02560 use_facet<__timepunct<char> >(const locale&); 02561 02562 extern template 02563 const time_put<char>& 02564 use_facet<time_put<char> >(const locale&); 02565 02566 extern template 02567 const time_get<char>& 02568 use_facet<time_get<char> >(const locale&); 02569 02570 extern template 02571 const messages<char>& 02572 use_facet<messages<char> >(const locale&); 02573 02574 extern template 02575 bool 02576 has_facet<ctype<char> >(const locale&); 02577 02578 extern template 02579 bool 02580 has_facet<codecvt<char, char, mbstate_t> >(const locale&); 02581 02582 extern template 02583 bool 02584 has_facet<collate<char> >(const locale&); 02585 02586 extern template 02587 bool 02588 has_facet<numpunct<char> >(const locale&); 02589 02590 extern template 02591 bool 02592 has_facet<num_put<char> >(const locale&); 02593 02594 extern template 02595 bool 02596 has_facet<num_get<char> >(const locale&); 02597 02598 extern template 02599 bool 02600 has_facet<moneypunct<char> >(const locale&); 02601 02602 extern template 02603 bool 02604 has_facet<money_put<char> >(const locale&); 02605 02606 extern template 02607 bool 02608 has_facet<money_get<char> >(const locale&); 02609 02610 extern template 02611 bool 02612 has_facet<__timepunct<char> >(const locale&); 02613 02614 extern template 02615 bool 02616 has_facet<time_put<char> >(const locale&); 02617 02618 extern template 02619 bool 02620 has_facet<time_get<char> >(const locale&); 02621 02622 extern template 02623 bool 02624 has_facet<messages<char> >(const locale&); 02625 02626 #ifdef _GLIBCXX_USE_WCHAR_T 02627 extern template class moneypunct<wchar_t, false>; 02628 extern template class moneypunct<wchar_t, true>; 02629 extern template class moneypunct_byname<wchar_t, false>; 02630 extern template class moneypunct_byname<wchar_t, true>; 02631 extern template class money_get<wchar_t>; 02632 extern template class money_put<wchar_t>; 02633 extern template class numpunct<wchar_t>; 02634 extern template class numpunct_byname<wchar_t>; 02635 extern template class num_get<wchar_t>; 02636 extern template class num_put<wchar_t>; 02637 extern template class __timepunct<wchar_t>; 02638 extern template class time_put<wchar_t>; 02639 extern template class time_put_byname<wchar_t>; 02640 extern template class time_get<wchar_t>; 02641 extern template class time_get_byname<wchar_t>; 02642 extern template class messages<wchar_t>; 02643 extern template class messages_byname<wchar_t>; 02644 extern template class ctype_byname<wchar_t>; 02645 extern template class codecvt_byname<wchar_t, char, mbstate_t>; 02646 extern template class collate<wchar_t>; 02647 extern template class collate_byname<wchar_t>; 02648 02649 extern template 02650 const codecvt<wchar_t, char, mbstate_t>& 02651 use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&); 02652 02653 extern template 02654 const collate<wchar_t>& 02655 use_facet<collate<wchar_t> >(const locale&); 02656 02657 extern template 02658 const numpunct<wchar_t>& 02659 use_facet<numpunct<wchar_t> >(const locale&); 02660 02661 extern template 02662 const num_put<wchar_t>& 02663 use_facet<num_put<wchar_t> >(const locale&); 02664 02665 extern template 02666 const num_get<wchar_t>& 02667 use_facet<num_get<wchar_t> >(const locale&); 02668 02669 extern template 02670 const moneypunct<wchar_t, true>& 02671 use_facet<moneypunct<wchar_t, true> >(const locale&); 02672 02673 extern template 02674 const moneypunct<wchar_t, false>& 02675 use_facet<moneypunct<wchar_t, false> >(const locale&); 02676 02677 extern template 02678 const money_put<wchar_t>& 02679 use_facet<money_put<wchar_t> >(const locale&); 02680 02681 extern template 02682 const money_get<wchar_t>& 02683 use_facet<money_get<wchar_t> >(const locale&); 02684 02685 extern template 02686 const __timepunct<wchar_t>& 02687 use_facet<__timepunct<wchar_t> >(const locale&); 02688 02689 extern template 02690 const time_put<wchar_t>& 02691 use_facet<time_put<wchar_t> >(const locale&); 02692 02693 extern template 02694 const time_get<wchar_t>& 02695 use_facet<time_get<wchar_t> >(const locale&); 02696 02697 extern template 02698 const messages<wchar_t>& 02699 use_facet<messages<wchar_t> >(const locale&); 02700 02701 extern template 02702 bool 02703 has_facet<ctype<wchar_t> >(const locale&); 02704 02705 extern template 02706 bool 02707 has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&); 02708 02709 extern template 02710 bool 02711 has_facet<collate<wchar_t> >(const locale&); 02712 02713 extern template 02714 bool 02715 has_facet<numpunct<wchar_t> >(const locale&); 02716 02717 extern template 02718 bool 02719 has_facet<num_put<wchar_t> >(const locale&); 02720 02721 extern template 02722 bool 02723 has_facet<num_get<wchar_t> >(const locale&); 02724 02725 extern template 02726 bool 02727 has_facet<moneypunct<wchar_t> >(const locale&); 02728 02729 extern template 02730 bool 02731 has_facet<money_put<wchar_t> >(const locale&); 02732 02733 extern template 02734 bool 02735 has_facet<money_get<wchar_t> >(const locale&); 02736 02737 extern template 02738 bool 02739 has_facet<__timepunct<wchar_t> >(const locale&); 02740 02741 extern template 02742 bool 02743 has_facet<time_put<wchar_t> >(const locale&); 02744 02745 extern template 02746 bool 02747 has_facet<time_get<wchar_t> >(const locale&); 02748 02749 extern template 02750 bool 02751 has_facet<messages<wchar_t> >(const locale&); 02752 #endif 02753 #endif 02754 } // namespace std 02755 02756 #endif

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