locale_facets.tcc

00001 // Locale support -*- C++ -*-
00002 
00003 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
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 _CPP_BITS_LOCFACETS_TCC
00034 #define _CPP_BITS_LOCFACETS_TCC 1
00035 
00036 #pragma GCC system_header
00037 
00038 #include <cerrno>
00039 #include <clocale>          // For localeconv
00040 #include <cstdlib>          // For strof, strtold
00041 #include <cmath>            // For ceil
00042 #include <cctype>           // For isspace
00043 #include <limits>           // For numeric_limits
00044 #include <typeinfo>         // For bad_cast.
00045 #include <bits/streambuf_iterator.h>
00046 
00047 namespace std
00048 {
00049   template<typename _Facet>
00050     locale
00051     locale::combine(const locale& __other) const
00052     {
00053       _Impl* __tmp = new _Impl(*_M_impl, 1);
00054       __tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
00055       return locale(__tmp);
00056     }
00057 
00058   template<typename _CharT, typename _Traits, typename _Alloc>
00059     bool
00060     locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
00061                        const basic_string<_CharT, _Traits, _Alloc>& __s2) const
00062     {
00063       typedef std::collate<_CharT> __collate_type;
00064       const __collate_type& __collate = use_facet<__collate_type>(*this);
00065       return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
00066                 __s2.data(), __s2.data() + __s2.length()) < 0);
00067     }
00068 
00069   template<typename _Facet>
00070     const _Facet&
00071     use_facet(const locale& __loc)
00072     {
00073       size_t __i = _Facet::id._M_id();
00074       locale::facet** __facets = __loc._M_impl->_M_facets;
00075       if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i]))
00076         __throw_bad_cast();
00077       return static_cast<const _Facet&>(*__facets[__i]);
00078     }
00079 
00080   template<typename _Facet>
00081     bool
00082     has_facet(const locale& __loc) throw()
00083     {
00084       size_t __i = _Facet::id._M_id();
00085       locale::facet** __facets = __loc._M_impl->_M_facets;
00086       return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
00087     }
00088 
00089   // Routine to access a cache for the locale.  If the cache didn't
00090   // exist before, it gets constructed on the fly.
00091   template<typename _Facet>
00092     inline const __locale_cache<_Facet>&
00093     __use_cache(const locale& __loc)
00094     {
00095       size_t __i = _Facet::id._M_id();
00096       if (__builtin_expect(__i >= __loc._M_impl->_M_facets_size,false))
00097     __throw_bad_cast();
00098       __locale_cache_base* __cache = __loc._M_impl->_M_get_cache(__i);
00099       if (__builtin_expect(!__cache, false))
00100     {
00101       __cache = new __locale_cache<_Facet>(__loc);
00102       __loc._M_impl->_M_install_cache(__cache, __i);
00103     }
00104       return static_cast<const __locale_cache<_Facet>&>(*__cache);
00105     }
00106 
00107   // Stage 1: Determine a conversion specifier.
00108   template<typename _CharT, typename _InIter>
00109     _InIter
00110     num_get<_CharT, _InIter>::
00111     _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
00112              ios_base::iostate& __err, string& __xtrc) const
00113     {
00114       typedef char_traits<_CharT>       __traits_type;
00115       const locale __loc = __io.getloc();
00116       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
00117       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
00118 
00119       // First check for sign.
00120       const char_type __plus = __ctype.widen('+');
00121       const char_type __minus = __ctype.widen('-');
00122       int __pos = 0;
00123       char_type  __c = *__beg;
00124       if ((__traits_type::eq(__c, __plus) || __traits_type::eq(__c, __minus))
00125       && __beg != __end)
00126     {
00127       __xtrc += __ctype.narrow(__c, char());
00128       ++__pos;
00129       __c = *(++__beg);
00130     }
00131 
00132       // Next, strip leading zeros.
00133       const char_type __zero = __ctype.widen(_S_atoms_in[_M_zero]);
00134       bool __found_zero = false;
00135       while (__traits_type::eq(__c, __zero) && __beg != __end)
00136     {
00137       __c = *(++__beg);
00138       __found_zero = true;
00139     }
00140       if (__found_zero)
00141     {
00142       __xtrc += _S_atoms_in[_M_zero];
00143       ++__pos;
00144     }
00145 
00146       // Only need acceptable digits for floating point numbers.
00147       const size_t __len = _M_E - _M_zero + 1;
00148       char_type  __watoms[__len];
00149       __ctype.widen(_S_atoms_in, _S_atoms_in + __len, __watoms);
00150       bool __found_dec = false;
00151       bool __found_sci = false;
00152       const char_type __dec = __np.decimal_point();
00153 
00154       string __found_grouping;
00155       const string __grouping = __np.grouping();
00156       bool __check_grouping = __grouping.size();
00157       int __sep_pos = 0;
00158       const char_type __sep = __np.thousands_sep();
00159 
00160       while (__beg != __end)
00161         {
00162       // Only look in digits.
00163           const char_type* __p = __traits_type::find(__watoms, 10,  __c);
00164 
00165           // NB: strchr returns true for __c == 0x0
00166           if (__p && !__traits_type::eq(__c, char_type()))
00167         {
00168           // Try first for acceptable digit; record it if found.
00169           ++__pos;
00170           __xtrc += _S_atoms_in[__p - __watoms];
00171           ++__sep_pos;
00172           __c = *(++__beg);
00173         }
00174           else if (__traits_type::eq(__c, __sep) 
00175            && __check_grouping && !__found_dec)
00176         {
00177               // NB: Thousands separator at the beginning of a string
00178               // is a no-no, as is two consecutive thousands separators.
00179               if (__sep_pos)
00180                 {
00181                   __found_grouping += static_cast<char>(__sep_pos);
00182                   __sep_pos = 0;
00183           __c = *(++__beg);
00184                 }
00185               else
00186         {
00187           __err |= ios_base::failbit;
00188           break;
00189         }
00190             }
00191       else if (__traits_type::eq(__c, __dec) && !__found_dec)
00192         {
00193           // According to the standard, if no grouping chars are seen,
00194           // no grouping check is applied. Therefore __found_grouping
00195           // must be adjusted only if __dec comes after some __sep.
00196           if (__found_grouping.size())
00197         __found_grouping += static_cast<char>(__sep_pos);
00198           ++__pos;
00199           __xtrc += '.';
00200           __c = *(++__beg);
00201           __found_dec = true;
00202         }
00203       else if ((__traits_type::eq(__c, __watoms[_M_e]) 
00204             || __traits_type::eq(__c, __watoms[_M_E])) 
00205            && !__found_sci && __pos)
00206         {
00207           // Scientific notation.
00208           ++__pos;
00209           __xtrc += __ctype.narrow(__c, char());
00210           __c = *(++__beg);
00211 
00212           // Remove optional plus or minus sign, if they exist.
00213           if (__traits_type::eq(__c, __plus) 
00214           || __traits_type::eq(__c, __minus))
00215         {
00216           ++__pos;
00217           __xtrc += __ctype.narrow(__c, char());
00218           __c = *(++__beg);
00219         }
00220           __found_sci = true;
00221         }
00222       else
00223         // Not a valid input item.
00224         break;
00225         }
00226 
00227       // Digit grouping is checked. If grouping and found_grouping don't
00228       // match, then get very very upset, and set failbit.
00229       if (__check_grouping && __found_grouping.size())
00230         {
00231           // Add the ending grouping if a decimal wasn't found.
00232       if (!__found_dec)
00233         __found_grouping += static_cast<char>(__sep_pos);
00234           if (!__verify_grouping(__grouping, __found_grouping))
00235         __err |= ios_base::failbit;
00236         }
00237 
00238       // Finish up
00239       __xtrc += char();
00240       if (__beg == __end)
00241         __err |= ios_base::eofbit;
00242       return __beg;
00243     }
00244 
00245   // Stage 1: Determine a conversion specifier.
00246   template<typename _CharT, typename _InIter>
00247     _InIter
00248     num_get<_CharT, _InIter>::
00249     _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
00250            ios_base::iostate& __err, string& __xtrc, int& __base) const
00251     {
00252       typedef char_traits<_CharT>       __traits_type;
00253       const locale __loc = __io.getloc();
00254       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
00255       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
00256  
00257       // NB: Iff __basefield == 0, this can change based on contents.
00258       ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
00259       if (__basefield == ios_base::oct)
00260         __base = 8;
00261       else if (__basefield == ios_base::hex)
00262         __base = 16;
00263       else
00264     __base = 10;
00265 
00266       // First check for sign.
00267       int __pos = 0;
00268       char_type  __c = *__beg;
00269       const char_type __plus = __ctype.widen('+');
00270       const char_type __minus = __ctype.widen('-');
00271 
00272       if ((__traits_type::eq(__c, __plus) || __traits_type::eq(__c, __minus))
00273       && __beg != __end)
00274     {
00275       __xtrc += __ctype.narrow(__c, char());
00276       ++__pos;
00277       __c = *(++__beg);
00278     }
00279 
00280       // Next, strip leading zeros and check required digits for base formats.
00281       const char_type __zero = __ctype.widen(_S_atoms_in[_M_zero]);
00282       const char_type __x = __ctype.widen('x');
00283       const char_type __X = __ctype.widen('X');
00284       if (__base == 10)
00285     {
00286       bool __found_zero = false;
00287       while (__traits_type::eq(__c, __zero) && __beg != __end)
00288         {
00289           __c = *(++__beg);
00290           __found_zero = true;
00291         }
00292       if (__found_zero)
00293         {
00294           __xtrc += _S_atoms_in[_M_zero];
00295           ++__pos;
00296           if (__basefield == 0)
00297         {         
00298           if ((__traits_type::eq(__c, __x) 
00299                || __traits_type::eq(__c, __X))
00300               && __beg != __end)
00301             {
00302               __xtrc += __ctype.narrow(__c, char());
00303               ++__pos;
00304               __c = *(++__beg);
00305               __base = 16;
00306             }
00307           else 
00308             __base = 8;
00309         }
00310         }
00311     }
00312       else if (__base == 16)
00313     {
00314       if (__traits_type::eq(__c, __zero) && __beg != __end)
00315         {
00316           __xtrc += _S_atoms_in[_M_zero];
00317           ++__pos;
00318           __c = *(++__beg); 
00319           if ((__traits_type::eq(__c, __x) || __traits_type::eq(__c, __X))
00320           && __beg != __end)
00321         {
00322           __xtrc += __ctype.narrow(__c, char());
00323           ++__pos;
00324           __c = *(++__beg);
00325         }
00326         }
00327     }
00328 
00329       // At this point, base is determined. If not hex, only allow
00330       // base digits as valid input.
00331       size_t __len;
00332       if (__base == 16)
00333     __len = _M_size;
00334       else
00335     __len = __base;
00336 
00337       // Extract.
00338       char_type __watoms[_M_size];
00339       __ctype.widen(_S_atoms_in, _S_atoms_in + __len, __watoms);
00340       string __found_grouping;
00341       const string __grouping = __np.grouping();
00342       bool __check_grouping = __grouping.size();
00343       int __sep_pos = 0;
00344       const char_type __sep = __np.thousands_sep();
00345       while (__beg != __end)
00346         {
00347           const char_type* __p = __traits_type::find(__watoms, __len,  __c);
00348 
00349           // NB: strchr returns true for __c == 0x0
00350           if (__p && !__traits_type::eq(__c, char_type()))
00351         {
00352           // Try first for acceptable digit; record it if found.
00353           __xtrc += _S_atoms_in[__p - __watoms];
00354           ++__pos;
00355           ++__sep_pos;
00356           __c = *(++__beg);
00357         }
00358           else if (__traits_type::eq(__c, __sep) && __check_grouping)
00359         {
00360               // NB: Thousands separator at the beginning of a string
00361               // is a no-no, as is two consecutive thousands separators.
00362               if (__sep_pos)
00363                 {
00364                   __found_grouping += static_cast<char>(__sep_pos);
00365                   __sep_pos = 0;
00366           __c = *(++__beg);
00367                 }
00368               else
00369         {
00370           __err |= ios_base::failbit;
00371           break;
00372         }
00373             }
00374       else
00375         // Not a valid input item.
00376         break;
00377         }
00378 
00379       // Digit grouping is checked. If grouping and found_grouping don't
00380       // match, then get very very upset, and set failbit.
00381       if (__check_grouping && __found_grouping.size())
00382         {
00383           // Add the ending grouping.
00384           __found_grouping += static_cast<char>(__sep_pos);
00385           if (!__verify_grouping(__grouping, __found_grouping))
00386         __err |= ios_base::failbit;
00387         }
00388 
00389       // Finish up.
00390       __xtrc += char();
00391       if (__beg == __end)
00392         __err |= ios_base::eofbit;
00393       return __beg;
00394     }
00395 
00396 #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
00397   //17.  Bad bool parsing
00398   template<typename _CharT, typename _InIter>
00399     _InIter
00400     num_get<_CharT, _InIter>::
00401     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00402            ios_base::iostate& __err, bool& __v) const
00403     {
00404       // Parse bool values as unsigned long
00405       if (!(__io.flags() & ios_base::boolalpha))
00406         {
00407           // NB: We can't just call do_get(long) here, as it might
00408           // refer to a derived class.
00409           string __xtrc;
00410           int __base;
00411           __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00412 
00413       unsigned long __ul; 
00414       __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
00415       if (!(__err & ios_base::failbit) && __ul <= 1)
00416         __v = __ul;
00417       else 
00418             __err |= ios_base::failbit;
00419         }
00420 
00421       // Parse bool values as alphanumeric
00422       else
00423         {
00424       typedef char_traits<_CharT>           __traits_type;
00425       typedef basic_string<_CharT>      __string_type;
00426 
00427           locale __loc = __io.getloc();
00428       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc); 
00429       const __string_type __true = __np.truename();
00430       const __string_type __false = __np.falsename();
00431           const char_type* __trues = __true.c_str();
00432           const char_type* __falses = __false.c_str();
00433           const size_t __truen =  __true.size() - 1;
00434           const size_t __falsen =  __false.size() - 1;
00435 
00436           for (size_t __n = 0; __beg != __end; ++__n)
00437             {
00438               char_type __c = *__beg++;
00439               bool __testf = __n <= __falsen 
00440                      ? __traits_type::eq(__c, __falses[__n]) : false;
00441               bool __testt = __n <= __truen 
00442                      ? __traits_type::eq(__c, __trues[__n]) : false;
00443               if (!(__testf || __testt))
00444                 {
00445                   __err |= ios_base::failbit;
00446                   break;
00447                 }
00448               else if (__testf && __n == __falsen)
00449                 {
00450                   __v = 0;
00451                   break;
00452                 }
00453               else if (__testt && __n == __truen)
00454                 {
00455                   __v = 1;
00456                   break;
00457                 }
00458             }
00459           if (__beg == __end)
00460             __err |= ios_base::eofbit;
00461         }
00462       return __beg;
00463     }
00464 #endif
00465 
00466   template<typename _CharT, typename _InIter>
00467     _InIter
00468     num_get<_CharT, _InIter>::
00469     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00470            ios_base::iostate& __err, long& __v) const
00471     {
00472       string __xtrc;
00473       int __base;
00474       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00475       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
00476       return __beg;
00477     }
00478 
00479   template<typename _CharT, typename _InIter>
00480     _InIter
00481     num_get<_CharT, _InIter>::
00482     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00483            ios_base::iostate& __err, unsigned short& __v) const
00484     {
00485       string __xtrc;
00486       int __base;
00487       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00488       unsigned long __ul;
00489       __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
00490       if (!(__err & ios_base::failbit) 
00491       && __ul <= numeric_limits<unsigned short>::max())
00492     __v = static_cast<unsigned short>(__ul);
00493       else 
00494     __err |= ios_base::failbit;
00495       return __beg;
00496     }
00497 
00498   template<typename _CharT, typename _InIter>
00499     _InIter
00500     num_get<_CharT, _InIter>::
00501     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00502            ios_base::iostate& __err, unsigned int& __v) const
00503     {
00504       string __xtrc;
00505       int __base;
00506       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00507       unsigned long __ul;
00508       __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
00509       if (!(__err & ios_base::failbit) 
00510       && __ul <= numeric_limits<unsigned int>::max())
00511     __v = static_cast<unsigned int>(__ul);
00512       else 
00513     __err |= ios_base::failbit;
00514       return __beg;
00515     }
00516 
00517   template<typename _CharT, typename _InIter>
00518     _InIter
00519     num_get<_CharT, _InIter>::
00520     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00521            ios_base::iostate& __err, unsigned long& __v) const
00522     {
00523       string __xtrc;
00524       int __base;
00525       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00526       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
00527       return __beg;
00528     }
00529 
00530 #ifdef _GLIBCPP_USE_LONG_LONG
00531   template<typename _CharT, typename _InIter>
00532     _InIter
00533     num_get<_CharT, _InIter>::
00534     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00535            ios_base::iostate& __err, long long& __v) const
00536     {
00537       string __xtrc;
00538       int __base;
00539       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00540       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
00541       return __beg;
00542     }
00543 
00544   template<typename _CharT, typename _InIter>
00545     _InIter
00546     num_get<_CharT, _InIter>::
00547     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00548            ios_base::iostate& __err, unsigned long long& __v) const
00549     {
00550       string __xtrc;
00551       int __base;
00552       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00553       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
00554       return __beg;
00555     }
00556 #endif
00557 
00558   template<typename _CharT, typename _InIter>
00559     _InIter
00560     num_get<_CharT, _InIter>::
00561     do_get(iter_type __beg, iter_type __end, ios_base& __io, 
00562        ios_base::iostate& __err, float& __v) const
00563     {
00564       string __xtrc;
00565       __xtrc.reserve(32);
00566       __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
00567       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
00568       return __beg;
00569     }
00570 
00571   template<typename _CharT, typename _InIter>
00572     _InIter
00573     num_get<_CharT, _InIter>::
00574     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00575            ios_base::iostate& __err, double& __v) const
00576     {
00577       string __xtrc;
00578       __xtrc.reserve(32);
00579       __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
00580       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
00581       return __beg;
00582     }
00583 
00584   template<typename _CharT, typename _InIter>
00585     _InIter
00586     num_get<_CharT, _InIter>::
00587     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00588            ios_base::iostate& __err, long double& __v) const
00589     {
00590       string __xtrc;
00591       __xtrc.reserve(32);
00592       __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
00593       __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
00594       return __beg;
00595     }
00596 
00597   template<typename _CharT, typename _InIter>
00598     _InIter
00599     num_get<_CharT, _InIter>::
00600     do_get(iter_type __beg, iter_type __end, ios_base& __io,
00601            ios_base::iostate& __err, void*& __v) const
00602     {
00603       // Prepare for hex formatted input
00604       typedef ios_base::fmtflags        fmtflags;
00605       fmtflags __fmt = __io.flags();
00606       fmtflags __fmtmask = ~(ios_base::showpos | ios_base::basefield
00607                              | ios_base::uppercase | ios_base::internal);
00608       __io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
00609 
00610       string __xtrc;
00611       int __base;
00612       __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
00613 
00614       // Reset from hex formatted input
00615       __io.flags(__fmt);
00616 
00617       unsigned long __ul;
00618       __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
00619       if (!(__err & ios_base::failbit))
00620     __v = reinterpret_cast<void*>(__ul);
00621       else 
00622     __err |= ios_base::failbit;
00623       return __beg;
00624     }
00625 
00626   // For use by integer and floating-point types after they have been
00627   // converted into a char_type string.
00628   template<typename _CharT, typename _OutIter>
00629     void
00630     num_put<_CharT, _OutIter>::
00631     _M_pad(_CharT __fill, streamsize __w, ios_base& __io, 
00632        _CharT* __new, const _CharT* __cs, int& __len) const
00633     {
00634       // [22.2.2.2.2] Stage 3.
00635       // If necessary, pad.
00636       __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs, 
00637                           __w, __len, true);
00638       __len = static_cast<int>(__w);
00639     }
00640 
00641   // Forwarding functions to peel signed from unsigned integer types.
00642   template<typename _CharT>
00643     inline int
00644     __int_to_char(_CharT* __out, const int __size, long __v,
00645                const _CharT* __lit, ios_base::fmtflags __flags)
00646     {
00647       unsigned long __ul = static_cast<unsigned long>(__v);
00648       bool __neg = false;
00649       if (__v < 0) 
00650     {
00651       __ul = -__ul;
00652       __neg = true;
00653     }
00654       return __int_to_char(__out, __size, __ul, __lit, __flags, __neg); 
00655     }
00656 
00657   template<typename _CharT>
00658     inline int
00659     __int_to_char(_CharT* __out, const int __size, unsigned long __v,
00660                const _CharT* __lit, ios_base::fmtflags __flags)
00661     { return __int_to_char(__out, __size, __v, __lit, __flags, false); }
00662 
00663 #ifdef _GLIBCPP_USE_LONG_LONG
00664   template<typename _CharT>
00665     inline int
00666     __int_to_char(_CharT* __out, const int __size, long long __v,
00667                const _CharT* __lit, ios_base::fmtflags __flags)
00668     { 
00669       unsigned long long __ull = static_cast<unsigned long long>(__v);
00670       bool __neg = false;
00671       if (__v < 0) 
00672     {
00673       __ull = -__ull;
00674       __neg = true;
00675     }
00676       return __int_to_char(__out, __size, __ull, __lit, __flags, __neg); 
00677     }
00678 
00679   template<typename _CharT>
00680     inline int
00681     __int_to_char(_CharT* __out, const int __size, unsigned long long __v,
00682                const _CharT* __lit, ios_base::fmtflags __flags)
00683     { return __int_to_char(__out, __size, __v, __lit, __flags, false); }
00684 #endif
00685       
00686   template<typename _CharT, typename _ValueT>
00687     int
00688     __int_to_char(_CharT* __out, const int __size, _ValueT __v,
00689           const _CharT* __lit, ios_base::fmtflags __flags, bool __neg)
00690     {
00691       // Don't write base if already 0.
00692       const bool __showbase = (__flags & ios_base::showbase) && __v;
00693       const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
00694       _CharT* __buf = __out + __size - 1;
00695       _CharT* __bufend = __out + __size;
00696 
00697       if (__builtin_expect(__basefield != ios_base::oct &&
00698                __basefield != ios_base::hex, true))
00699     {
00700       // Decimal.
00701       do 
00702         {
00703           *__buf-- = __lit[(__v % 10) + __num_base::_S_digits];
00704           __v /= 10;
00705         } 
00706       while (__v != 0);
00707       if (__neg)
00708         *__buf-- = __lit[__num_base::_S_minus];
00709       else if (__flags & ios_base::showpos)
00710         *__buf-- = __lit[__num_base::_S_plus];
00711     }
00712       else if (__basefield == ios_base::oct)
00713     {
00714       // Octal.
00715       do 
00716         {
00717           *__buf-- = __lit[(__v & 0x7) + __num_base::_S_digits];
00718           __v >>= 3;
00719         } 
00720       while (__v != 0);
00721       if (__showbase)
00722         *__buf-- = __lit[__num_base::_S_digits];
00723     }
00724       else
00725     {
00726       // Hex.
00727       const bool __uppercase = __flags & ios_base::uppercase;
00728       int __case_offset = __uppercase
00729                           ? __num_base::_S_udigits : __num_base::_S_digits;
00730       do 
00731         {
00732           *__buf-- = __lit[(__v & 0xf) + __case_offset];
00733           __v >>= 4;
00734         } 
00735       while (__v != 0);
00736       if (__showbase)
00737         {
00738           // 'x' or 'X'
00739           *__buf-- = __lit[__num_base::_S_x + __uppercase];
00740           // '0'
00741           *__buf-- = __lit[__num_base::_S_digits];
00742         }
00743     }
00744       int __ret = __bufend - __buf - 1;
00745       return __ret;
00746     }
00747 
00748   template<typename _CharT, typename _OutIter>
00749     void
00750     num_put<_CharT, _OutIter>::
00751     _M_group_int(const string& __grouping, _CharT __sep, ios_base& __io, 
00752          _CharT* __new, _CharT* __cs, int& __len) const
00753     {
00754       // By itself __add_grouping cannot deal correctly with __ws when
00755       // ios::showbase is set and ios_base::oct || ios_base::hex.
00756       // Therefore we take care "by hand" of the initial 0, 0x or 0X.
00757       // However, remember that the latter do not occur if the number
00758       // printed is '0' (__len == 1).
00759       streamsize __off = 0;
00760       const ios_base::fmtflags __basefield = __io.flags() 
00761                                          & ios_base::basefield;
00762       if ((__io.flags() & ios_base::showbase) && __len > 1)
00763     if (__basefield == ios_base::oct)
00764       {
00765         __off = 1;
00766         *__new = *__cs;
00767       }
00768     else if (__basefield == ios_base::hex)
00769       {
00770         __off = 2;
00771         *__new = *__cs;
00772         *(__new + 1) = *(__cs + 1);
00773       }
00774       _CharT* __p;
00775       __p = __add_grouping(__new + __off, __sep, 
00776                __grouping.c_str(),
00777                __grouping.c_str() + __grouping.size(),
00778                __cs + __off, __cs + __len);
00779       __len = __p - __new;
00780     }
00781 
00782   template<typename _CharT, typename _OutIter>
00783     template<typename _ValueT>
00784       _OutIter
00785       num_put<_CharT, _OutIter>::
00786       _M_convert_int(_OutIter __s, ios_base& __io, _CharT __fill, 
00787              _ValueT __v) const
00788       {
00789     typedef numpunct<_CharT>  __facet_type;
00790     typedef __locale_cache<numpunct<_CharT> > __cache_type;
00791     const locale& __loc = __io._M_getloc();
00792     const __cache_type& __lc = __use_cache<__facet_type>(__loc);
00793     const _CharT* __lit = __lc._M_atoms_out;
00794 
00795     // Long enough to hold hex, dec, and octal representations.
00796     int __ilen = 4 * sizeof(_ValueT);
00797     _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
00798                                  * __ilen));
00799     // [22.2.2.2.2] Stage 1, numeric conversion to character.
00800     // Result is returned right-justified in the buffer.
00801     int __len;
00802     __len = __int_to_char(&__cs[0], __ilen, __v, __lit, __io.flags());
00803     __cs = __cs + __ilen - __len;
00804     
00805     // Add grouping, if necessary. 
00806     _CharT* __cs2;
00807     if (__lc._M_use_grouping)
00808       {
00809         // Grouping can add (almost) as many separators as the
00810         // number of digits, but no more.
00811         __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
00812                               * __len * 2));
00813         _M_group_int(__lc._M_grouping, __lc._M_thousands_sep, __io, 
00814              __cs2, __cs, __len);
00815         __cs = __cs2;
00816       }
00817     
00818     // Pad.
00819     _CharT* __cs3;
00820     streamsize __w = __io.width();
00821     if (__w > static_cast<streamsize>(__len))
00822       {
00823         __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
00824                               * __w));
00825         _M_pad(__fill, __w, __io, __cs3, __cs, __len);
00826         __cs = __cs3;
00827       }
00828     __io.width(0);
00829 
00830     // [22.2.2.2.2] Stage 4.
00831     // Write resulting, fully-formatted string to output iterator.
00832     return __write(__s, __cs, __len);
00833       } 
00834 
00835   template<typename _CharT, typename _OutIter>
00836     void
00837     num_put<_CharT, _OutIter>::
00838     _M_group_float(const string& __grouping, _CharT __sep, const _CharT* __p, 
00839            _CharT* __new, _CharT* __cs, int& __len) const
00840     {
00841 #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
00842       //282. What types does numpunct grouping refer to?
00843       // Add grouping, if necessary. 
00844       _CharT* __p2;
00845       int __declen = __p ? __p - __cs : __len;
00846       __p2 = __add_grouping(__new, __sep, 
00847                 __grouping.c_str(),
00848                 __grouping.c_str() + __grouping.size(),
00849                 __cs, __cs + __declen);
00850       
00851       // Tack on decimal part.
00852       int __newlen = __p2 - __new;
00853       if (__p)
00854     {
00855       char_traits<_CharT>::copy(__p2, __p, __len - __declen);
00856       __newlen += __len - __declen;
00857     }    
00858       __len = __newlen;
00859 #endif
00860     }
00861 
00862   // The following code uses snprintf (or sprintf(), when
00863   // _GLIBCPP_USE_C99 is not defined) to convert floating point values
00864   // for insertion into a stream.  An optimization would be to replace
00865   // them with code that works directly on a wide buffer and then use
00866   // __pad to do the padding.  It would be good to replace them anyway
00867   // to gain back the efficiency that C++ provides by knowing up front
00868   // the type of the values to insert.  Also, sprintf is dangerous
00869   // since may lead to accidental buffer overruns.  This
00870   // implementation follows the C++ standard fairly directly as
00871   // outlined in 22.2.2.2 [lib.locale.num.put]
00872   template<typename _CharT, typename _OutIter>
00873     template<typename _ValueT>
00874       _OutIter
00875       num_put<_CharT, _OutIter>::
00876       _M_convert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
00877                _ValueT __v) const
00878       {
00879     // Note: digits10 is rounded down: add 1 to ensure the maximum
00880     // available precision.  Then, in general, one more 1 needs to
00881     // be added since, when the %{g,G} conversion specifiers are
00882     // chosen inside _S_format_float, the precision field is "the
00883     // maximum number of significant digits", *not* the "number of
00884     // digits to appear after the decimal point", as happens for
00885     // %{e,E,f,F} (C99, 7.19.6.1,4).
00886     const int __max_digits = numeric_limits<_ValueT>::digits10 + 2;
00887 
00888     // Use default precision if out of range.
00889     streamsize __prec = __io.precision();
00890     if (__prec > static_cast<streamsize>(__max_digits))
00891       __prec = static_cast<streamsize>(__max_digits);
00892     else if (__prec < static_cast<streamsize>(0))
00893       __prec = static_cast<streamsize>(6);
00894 
00895     typedef numpunct<_CharT>  __facet_type;
00896     typedef __locale_cache<numpunct<_CharT> > __cache_type;
00897     const locale __loc = __io._M_getloc();
00898     const __cache_type& __lc = __use_cache<__facet_type>(__loc);
00899 
00900     // [22.2.2.2.2] Stage 1, numeric conversion to character.
00901     int __len;
00902     // Long enough for the max format spec.
00903     char __fbuf[16];
00904 
00905 #ifdef _GLIBCPP_USE_C99
00906     // First try a buffer perhaps big enough (for sure sufficient
00907     // for non-ios_base::fixed outputs)
00908     int __cs_size = __max_digits * 3;
00909     char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
00910 
00911     _S_format_float(__io, __fbuf, __mod, __prec);
00912     __len = __convert_from_v(__cs, __cs_size, __fbuf, __v,
00913                  _S_c_locale, __prec);
00914 
00915     // If the buffer was not large enough, try again with the correct size.
00916     if (__len >= __cs_size)
00917       {
00918         __cs_size = __len + 1; 
00919         __cs = static_cast<char*>(__builtin_alloca(__cs_size));
00920         __len = __convert_from_v(__cs, __cs_size, __fbuf, __v,
00921                      _S_c_locale, __prec);
00922       }
00923 #else
00924     // Consider the possibility of long ios_base::fixed outputs
00925     const bool __fixed = __io.flags() & ios_base::fixed;
00926     const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
00927 
00928     // ios_base::fixed outputs may need up to __max_exp+1 chars
00929     // for the integer part + up to __max_digits chars for the
00930     // fractional part + 3 chars for sign, decimal point, '\0'. On
00931     // the other hand, for non-fixed outputs __max_digits*3 chars
00932     // are largely sufficient.
00933     const int __cs_size = __fixed ? __max_exp + __max_digits + 4 
00934                                   : __max_digits * 3;
00935     char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
00936 
00937     _S_format_float(__io, __fbuf, __mod, __prec);
00938     __len = __convert_from_v(__cs, 0, __fbuf, __v, _S_c_locale, __prec);
00939 #endif
00940 
00941       // [22.2.2.2.2] Stage 2, convert to char_type, using correct
00942       // numpunct.decimal_point() values for '.' and adding grouping.
00943       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
00944 
00945       _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
00946                                * __len));
00947       __ctype.widen(__cs, __cs + __len, __ws);
00948       
00949       // Replace decimal point.
00950       const _CharT __cdec = __ctype.widen('.');
00951       const _CharT __dec = __lc._M_decimal_point;
00952       const _CharT* __p;
00953       if (__p = char_traits<_CharT>::find(__ws, __len, __cdec))
00954     __ws[__p - __ws] = __dec;
00955 
00956       // Add grouping, if necessary. 
00957       _CharT* __ws2;
00958       if (__lc._M_use_grouping)
00959     {
00960         // Grouping can add (almost) as many separators as the
00961         // number of digits, but no more.
00962         __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
00963                               * __len * 2));
00964         _M_group_float(__lc._M_grouping, __lc._M_thousands_sep, __p,
00965                __ws2, __ws, __len);
00966         __ws = __ws2;
00967     }
00968 
00969       // Pad.
00970       _CharT* __ws3;
00971       streamsize __w = __io.width();
00972       if (__w > static_cast<streamsize>(__len))
00973     {
00974       __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
00975       _M_pad(__fill, __w, __io, __ws3, __ws, __len);
00976       __ws = __ws3;
00977     }
00978       __io.width(0);
00979       
00980       // [22.2.2.2.2] Stage 4.
00981       // Write resulting, fully-formatted string to output iterator.
00982       return __write(__s, __ws, __len);
00983       }
00984 
00985   template<typename _CharT, typename _OutIter>
00986     _OutIter
00987     num_put<_CharT, _OutIter>::
00988     do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
00989     {
00990       ios_base::fmtflags __flags = __io.flags();
00991       if ((__flags & ios_base::boolalpha) == 0)
00992         {
00993           unsigned long __uv = __v;
00994           __s = _M_convert_int(__s, __io, __fill, __uv);
00995         }
00996       else
00997         {
00998       typedef numpunct<_CharT>  __facet_type;
00999       typedef __locale_cache<numpunct<_CharT> > __cache_type;
01000       const locale __loc = __io._M_getloc();
01001       const __cache_type& __lc = __use_cache<__facet_type>(__loc);
01002 
01003       typedef basic_string<_CharT>  __string_type;
01004       __string_type __name;
01005           if (__v)
01006         __name = __lc._M_truename;
01007           else
01008         __name = __lc._M_falsename;
01009 
01010       const _CharT* __cs = __name.c_str();
01011       int __len = __name.size();
01012       _CharT* __cs3;
01013       streamsize __w = __io.width();
01014       if (__w > static_cast<streamsize>(__len))
01015         {
01016           __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
01017                                 * __w));
01018           _M_pad(__fill, __w, __io, __cs3, __cs, __len);
01019           __cs = __cs3;
01020         }
01021       __io.width(0);
01022       __s = __write(__s, __cs, __len);
01023     }
01024       return __s;
01025     }
01026 
01027   template<typename _CharT, typename _OutIter>
01028     _OutIter
01029     num_put<_CharT, _OutIter>::
01030     do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
01031     { return _M_convert_int(__s, __io, __fill, __v); }
01032 
01033   template<typename _CharT, typename _OutIter>
01034     _OutIter
01035     num_put<_CharT, _OutIter>::
01036     do_put(iter_type __s, ios_base& __io, char_type __fill,
01037            unsigned long __v) const
01038     { return _M_convert_int(__s, __io, __fill, __v); }
01039 
01040 #ifdef _GLIBCPP_USE_LONG_LONG
01041   template<typename _CharT, typename _OutIter>
01042     _OutIter
01043     num_put<_CharT, _OutIter>::
01044     do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const
01045     { return _M_convert_int(__s, __b, __fill, __v); }
01046 
01047   template<typename _CharT, typename _OutIter>
01048     _OutIter
01049     num_put<_CharT, _OutIter>::
01050     do_put(iter_type __s, ios_base& __io, char_type __fill,
01051            unsigned long long __v) const
01052     { return _M_convert_int(__s, __io, __fill, __v); }
01053 #endif
01054 
01055   template<typename _CharT, typename _OutIter>
01056     _OutIter
01057     num_put<_CharT, _OutIter>::
01058     do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
01059     { return _M_convert_float(__s, __io, __fill, char(), __v); }
01060 
01061   template<typename _CharT, typename _OutIter>
01062     _OutIter
01063     num_put<_CharT, _OutIter>::
01064     do_put(iter_type __s, ios_base& __io, char_type __fill, 
01065        long double __v) const
01066     { return _M_convert_float(__s, __io, __fill, 'L', __v); }
01067 
01068   template<typename _CharT, typename _OutIter>
01069     _OutIter
01070     num_put<_CharT, _OutIter>::
01071     do_put(iter_type __s, ios_base& __io, char_type __fill,
01072            const void* __v) const
01073     {
01074       ios_base::fmtflags __flags = __io.flags();
01075       ios_base::fmtflags __fmt = ~(ios_base::showpos | ios_base::basefield
01076                    | ios_base::uppercase | ios_base::internal);
01077       __io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
01078       try 
01079     {
01080       __s = _M_convert_int(__s, __io, __fill, 
01081                    reinterpret_cast<unsigned long>(__v));
01082       __io.flags(__flags);
01083     }
01084       catch (...) 
01085     {
01086       __io.flags(__flags);
01087       __throw_exception_again;
01088     }
01089       return __s;
01090     }
01091 
01092 
01093   template<typename _CharT, typename _InIter>
01094     _InIter
01095     money_get<_CharT, _InIter>::
01096     do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, 
01097        ios_base::iostate& __err, long double& __units) const
01098     { 
01099       string_type __str;
01100       __beg = this->do_get(__beg, __end, __intl, __io, __err, __str); 
01101 
01102       const int __cs_size = __str.size() + 1;
01103       char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
01104       const locale __loc = __io.getloc();
01105       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
01106       const _CharT* __wcs = __str.c_str();
01107       __ctype.narrow(__wcs, __wcs + __cs_size, char(), __cs);      
01108       __convert_to_v(__cs, __units, __err, _S_c_locale);
01109       return __beg;
01110     }
01111 
01112   template<typename _CharT, typename _InIter>
01113     _InIter
01114     money_get<_CharT, _InIter>::
01115     do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, 
01116        ios_base::iostate& __err, string_type& __units) const
01117     { 
01118       // These contortions are quite unfortunate.
01119       typedef moneypunct<_CharT, true>      __money_true;
01120       typedef moneypunct<_CharT, false>     __money_false;
01121       typedef money_base::part          part;
01122       typedef typename string_type::size_type   size_type;
01123 
01124       const locale __loc = __io.getloc();
01125       const __money_true& __mpt = use_facet<__money_true>(__loc); 
01126       const __money_false& __mpf = use_facet<__money_false>(__loc); 
01127       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
01128 
01129       const money_base::pattern __p = __intl ? __mpt.neg_format() 
01130                          : __mpf.neg_format();
01131 
01132       const string_type __pos_sign =__intl ? __mpt.positive_sign() 
01133                        : __mpf.positive_sign();
01134       const string_type __neg_sign =__intl ? __mpt.negative_sign() 
01135                        : __mpf.negative_sign();
01136       const char_type __d = __intl ? __mpt.decimal_point() 
01137                            : __mpf.decimal_point();
01138       const char_type __sep = __intl ? __mpt.thousands_sep() 
01139                          : __mpf.thousands_sep();
01140 
01141       const string __grouping = __intl ? __mpt.grouping() : __mpf.grouping();
01142 
01143       // Set to deduced positive or negative sign, depending.
01144       string_type __sign;
01145       // String of grouping info from thousands_sep plucked from __units.
01146       string __grouping_tmp; 
01147       // Marker for thousands_sep position.
01148       int __sep_pos = 0;
01149       // If input iterator is in a valid state.
01150       bool __testvalid = true;
01151       // Flag marking when a decimal point is found.
01152       bool __testdecfound = false; 
01153 
01154       // The tentative returned string is stored here.
01155       string_type __temp_units;
01156 
01157       char_type __c = *__beg;
01158       char_type __eof = static_cast<char_type>(char_traits<char_type>::eof());
01159       for (int __i = 0; __beg != __end && __i < 4 && __testvalid; ++__i)
01160     {
01161       part __which = static_cast<part>(__p.field[__i]);
01162       switch (__which)
01163         {
01164         case money_base::symbol:
01165           if (__io.flags() & ios_base::showbase 
01166               || __i < 2 || __sign.size() > 1
01167               || ((static_cast<part>(__p.field[3]) != money_base::none)
01168               && __i == 2)) 
01169             {
01170               // According to 22.2.6.1.2.2, symbol is required
01171               // if (__io.flags() & ios_base::showbase),
01172               // otherwise is optional and consumed only if
01173               // other characters are needed to complete the
01174               // format.
01175               const string_type __symbol = __intl ? __mpt.curr_symbol()
01176                                  : __mpf.curr_symbol();
01177               size_type __len = __symbol.size();
01178               size_type __j = 0;
01179               while (__beg != __end 
01180                  && __j < __len && __symbol[__j] == __c)
01181             {
01182               __c = *(++__beg);
01183               ++__j;
01184             }
01185               // When (__io.flags() & ios_base::showbase)
01186               // symbol is required.
01187               if (__j != __len && (__io.flags() & ios_base::showbase))
01188             __testvalid = false;
01189             }
01190           break;
01191         case money_base::sign:          
01192           // Sign might not exist, or be more than one character long. 
01193           if (__pos_sign.size() && __neg_sign.size())
01194           {
01195             // Sign is mandatory.
01196             if (__c == __pos_sign[0])
01197               {
01198             __sign = __pos_sign;
01199             __c = *(++__beg);
01200               }
01201             else if (__c == __neg_sign[0])
01202               {
01203             __sign = __neg_sign;
01204             __c = *(++__beg);
01205               }
01206             else
01207               __testvalid = false;
01208           }
01209           else if (__pos_sign.size() && __c == __pos_sign[0])
01210             {
01211               __sign = __pos_sign;
01212               __c = *(++__beg);
01213             }
01214           else if (__neg_sign.size() && __c == __neg_sign[0])
01215             {
01216               __sign = __neg_sign;
01217               __c = *(++__beg);
01218             }
01219           break;
01220         case money_base::value:
01221           // Extract digits, remove and stash away the
01222           // grouping of found thousands separators.
01223           while (__beg != __end 
01224              && (__ctype.is(ctype_base::digit, __c) 
01225                  || (__c == __d && !__testdecfound)
01226                  || __c == __sep))
01227             {
01228               if (__c == __d)
01229             {
01230               __grouping_tmp += static_cast<char>(__sep_pos);
01231               __sep_pos = 0;
01232               __testdecfound = true;
01233             }
01234               else if (__c == __sep)
01235             {
01236               if (__grouping.size())
01237                 {
01238                   // Mark position for later analysis.
01239                   __grouping_tmp += static_cast<char>(__sep_pos);
01240                   __sep_pos = 0;
01241                 }
01242               else
01243                 {
01244                   __testvalid = false;
01245                   break;
01246                 }
01247             }
01248               else
01249             {
01250               __temp_units += __c;
01251               ++__sep_pos;
01252             }
01253               __c = *(++__beg);
01254             }
01255           break;
01256         case money_base::space:
01257         case money_base::none:
01258           // Only if not at the end of the pattern.
01259           if (__i != 3)
01260             while (__beg != __end 
01261                && __ctype.is(ctype_base::space, __c))
01262               __c = *(++__beg);
01263           break;
01264         }
01265     }
01266 
01267       // Need to get the rest of the sign characters, if they exist.
01268       if (__sign.size() > 1)
01269     {
01270       size_type __len = __sign.size();
01271       size_type __i = 1;
01272       for (; __c != __eof && __i < __len; ++__i)
01273         while (__beg != __end && __c != __sign[__i])
01274           __c = *(++__beg);
01275       
01276       if (__i != __len)
01277         __testvalid = false;
01278     }
01279 
01280       // Strip leading zeros.
01281       while (__temp_units.size() > 1 && __temp_units[0] == __ctype.widen('0'))
01282     __temp_units.erase(__temp_units.begin());
01283 
01284       if (__sign.size() && __sign == __neg_sign)
01285     __temp_units.insert(__temp_units.begin(), __ctype.widen('-'));
01286 
01287       // Test for grouping fidelity.
01288       if (__grouping.size() && __grouping_tmp.size())
01289     {
01290       if (!__verify_grouping(__grouping, __grouping_tmp))
01291         __testvalid = false;
01292     }
01293 
01294       // Iff no more characters are available.      
01295       if (__c == __eof)
01296     __err |= ios_base::eofbit;
01297 
01298       // Iff valid sequence is not recognized.
01299       if (!__testvalid || !__temp_units.size())
01300     __err |= ios_base::failbit;
01301       else
01302     // Use the "swap trick" to copy __temp_units into __units.
01303     __temp_units.swap(__units);
01304 
01305       return __beg; 
01306     }
01307 
01308   template<typename _CharT, typename _OutIter>
01309     _OutIter
01310     money_put<_CharT, _OutIter>::
01311     do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01312        long double __units) const
01313     { 
01314       const locale __loc = __io.getloc();
01315       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
01316 #ifdef _GLIBCPP_USE_C99
01317       // First try a buffer perhaps big enough.
01318       int __cs_size = 64;
01319       char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
01320       int __len = __convert_from_v(__cs, __cs_size, "%.01Lf", __units, 
01321                    _S_c_locale);
01322       // If the buffer was not large enough, try again with the correct size.
01323       if (__len >= __cs_size)
01324     {
01325       __cs_size = __len + 1;
01326       __cs = static_cast<char*>(__builtin_alloca(__cs_size));
01327       __len = __convert_from_v(__cs, __cs_size, "%.01Lf", __units, 
01328                    _S_c_locale);
01329     }
01330 #else
01331       // max_exponent10 + 1 for the integer part, + 4 for sign, decimal point,
01332       // decimal digit, '\0'. 
01333       const int __cs_size = numeric_limits<long double>::max_exponent10 + 5;
01334       char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
01335       int __len = __convert_from_v(__cs, 0, "%.01Lf", __units, _S_c_locale);
01336 #endif
01337       _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
01338                                * __cs_size));
01339       __ctype.widen(__cs, __cs + __len, __ws);
01340       string_type __digits(__ws);
01341       return this->do_put(__s, __intl, __io, __fill, __digits); 
01342     }
01343 
01344   template<typename _CharT, typename _OutIter>
01345     _OutIter
01346     money_put<_CharT, _OutIter>::
01347     do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
01348        const string_type& __digits) const
01349     { 
01350       typedef typename string_type::size_type   size_type;
01351       typedef money_base::part          part;
01352 
01353       const locale __loc = __io.getloc();
01354       const size_type __width = static_cast<size_type>(__io.width());
01355 
01356       // These contortions are quite unfortunate.
01357       typedef moneypunct<_CharT, true> __money_true;
01358       typedef moneypunct<_CharT, false> __money_false;
01359       const __money_true& __mpt = use_facet<__money_true>(__loc); 
01360       const __money_false& __mpf = use_facet<__money_false>(__loc); 
01361       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
01362 
01363       // Determine if negative or positive formats are to be used, and
01364       // discard leading negative_sign if it is present.
01365       const char_type* __beg = __digits.data();
01366       const char_type* __end = __beg + __digits.size();
01367       money_base::pattern __p;
01368       string_type __sign;
01369       if (*__beg != __ctype.widen('-'))
01370     {
01371       __p = __intl ? __mpt.pos_format() : __mpf.pos_format();
01372       __sign =__intl ? __mpt.positive_sign() : __mpf.positive_sign();
01373     }
01374       else
01375     {
01376       __p = __intl ? __mpt.neg_format() : __mpf.neg_format();
01377       __sign =__intl ? __mpt.negative_sign() : __mpf.negative_sign();
01378       ++__beg;
01379     }
01380       
01381       // Look for valid numbers in the current ctype facet within input digits.
01382       __end = __ctype.scan_not(ctype_base::digit, __beg, __end);
01383       if (__beg != __end)
01384     {
01385       // Assume valid input, and attempt to format.
01386       // Break down input numbers into base components, as follows:
01387       //   final_value = grouped units + (decimal point) + (digits)
01388       string_type __res;
01389       string_type __value;
01390       const string_type __symbol = __intl ? __mpt.curr_symbol() 
01391                               : __mpf.curr_symbol();
01392 
01393       // Deal with decimal point, decimal digits.
01394       const int __frac = __intl ? __mpt.frac_digits() 
01395                         : __mpf.frac_digits();
01396       if (__frac > 0)
01397         {
01398           const char_type __d = __intl ? __mpt.decimal_point() 
01399                        : __mpf.decimal_point();
01400           if (__end - __beg >= __frac)
01401         {
01402           __value = string_type(__end - __frac, __end);
01403           __value.insert(__value.begin(), __d);
01404           __end -= __frac;
01405         }
01406           else
01407         {
01408           // Have to pad zeros in the decimal position.
01409           __value = string_type(__beg, __end);
01410           int __paddec = __frac - (__end - __beg);
01411           char_type __zero = __ctype.widen('0');
01412           __value.insert(__value.begin(), __paddec, __zero);
01413           __value.insert(__value.begin(), __d);
01414           __beg = __end;
01415         }
01416         }
01417 
01418       // Add thousands separators to non-decimal digits, per
01419       // grouping rules.
01420       if (__beg != __end)
01421         {
01422           const string __grouping = __intl ? __mpt.grouping() 
01423                            : __mpf.grouping();
01424           if (__grouping.size())
01425         {
01426           const char_type __sep = __intl ? __mpt.thousands_sep() 
01427                                  : __mpf.thousands_sep();
01428           const char* __gbeg = __grouping.c_str();
01429           const char* __gend = __gbeg + __grouping.size();
01430           const int __n = (__end - __beg) * 2;
01431           _CharT* __ws2 =
01432                   static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __n));
01433           _CharT* __ws_end = __add_grouping(__ws2, __sep, __gbeg, 
01434                             __gend, __beg, __end);
01435           __value.insert(0, __ws2, __ws_end - __ws2);
01436         }
01437           else
01438         __value.insert(0, string_type(__beg, __end));
01439         }
01440 
01441       // Calculate length of resulting string.
01442       ios_base::fmtflags __f = __io.flags() & ios_base::adjustfield;
01443       size_type __len = __value.size() + __sign.size();
01444       __len += (__io.flags() & ios_base::showbase) ? __symbol.size() : 0;
01445       bool __testipad = __f == ios_base::internal && __len < __width;
01446 
01447       // Fit formatted digits into the required pattern.
01448       for (int __i = 0; __i < 4; ++__i)
01449         {
01450           part __which = static_cast<part>(__p.field[__i]);
01451           switch (__which)
01452         {
01453         case money_base::symbol:
01454           if (__io.flags() & ios_base::showbase)
01455             __res += __symbol;
01456           break;
01457         case money_base::sign:          
01458           // Sign might not exist, or be more than one
01459           // charater long. In that case, add in the rest
01460           // below.
01461           if (__sign.size())
01462             __res += __sign[0];
01463           break;
01464         case money_base::value:
01465           __res += __value;
01466           break;
01467         case money_base::space:
01468           // At least one space is required, but if internal
01469           // formatting is required, an arbitrary number of
01470           // fill spaces will be necessary.
01471           if (__testipad)
01472             __res += string_type(__width - __len, __fill);
01473           else
01474             __res += __ctype.widen(__fill);
01475           break;
01476         case money_base::none:
01477           if (__testipad)
01478             __res += string_type(__width - __len, __fill);
01479           break;
01480         }
01481         }
01482 
01483       // Special case of multi-part sign parts.
01484       if (__sign.size() > 1)
01485         __res += string_type(__sign.begin() + 1, __sign.end());
01486 
01487       // Pad, if still necessary.
01488       __len = __res.size();
01489       if (__width > __len)
01490         {
01491           if (__f == ios_base::left)
01492         // After.
01493         __res.append(__width - __len, __fill);
01494           else
01495         // Before.
01496         __res.insert(0, string_type(__width - __len, __fill));
01497           __len = __width;
01498         }
01499 
01500       // Write resulting, fully-formatted string to output iterator.
01501       __s = __write(__s, __res.c_str(), __len);
01502     }
01503       __io.width(0);
01504       return __s; 
01505     }
01506 
01507 
01508   // NB: Not especially useful. Without an ios_base object or some
01509   // kind of locale reference, we are left clawing at the air where
01510   // the side of the mountain used to be...
01511   template<typename _CharT, typename _InIter>
01512     time_base::dateorder
01513     time_get<_CharT, _InIter>::do_date_order() const
01514     { return time_base::no_order; }
01515 
01516   template<typename _CharT, typename _InIter>
01517     void
01518     time_get<_CharT, _InIter>::
01519     _M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
01520               ios_base::iostate& __err, tm* __tm, 
01521               const _CharT* __format) const
01522     {  
01523       locale __loc = __io.getloc();
01524       __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
01525       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
01526       size_t __len = char_traits<_CharT>::length(__format);
01527 
01528       for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
01529     {
01530       char __c = __format[__i];
01531       if (__c == '%')
01532         {
01533           // Verify valid formatting code, attempt to extract.
01534           __c = __format[++__i];
01535           char __mod = 0;
01536           int __mem = 0; 
01537           if (__c == 'E' || __c == 'O')
01538         {
01539           __mod = __c;
01540           __c = __format[++__i];
01541         }
01542           switch (__c)
01543         {
01544           const char* __cs;
01545           _CharT __wcs[10];
01546         case 'a':
01547           // Abbreviated weekday name [tm_wday]
01548           const char_type*  __days1[7];
01549           __tp._M_days_abbreviated(__days1);
01550           _M_extract_name(__beg, __end, __tm->tm_wday, __days1, 7, 
01551                   __err);
01552           break;
01553         case 'A':
01554           // Weekday name [tm_wday].
01555           const char_type*  __days2[7];
01556           __tp._M_days(__days2);
01557           _M_extract_name(__beg, __end, __tm->tm_wday, __days2, 7, 
01558                   __err);
01559           break;
01560         case 'h':
01561         case 'b':
01562           // Abbreviated month name [tm_mon]
01563           const char_type*  __months1[12];
01564           __tp._M_months_abbreviated(__months1);
01565           _M_extract_name(__beg, __end, __tm->tm_mon, __months1, 12, 
01566                   __err);
01567           break;
01568         case 'B':
01569           // Month name [tm_mon].
01570           const char_type*  __months2[12];
01571           __tp._M_months(__months2);
01572           _M_extract_name(__beg, __end, __tm->tm_mon, __months2, 12, 
01573                   __err);
01574           break;
01575         case 'c':
01576           // Default time and date representation.
01577           const char_type*  __dt[2];
01578           __tp._M_date_time_formats(__dt);
01579           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01580                     __dt[0]);
01581           break;
01582         case 'd':
01583           // Day [01, 31]. [tm_mday]
01584           _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2, 
01585                  __ctype, __err);
01586           break;
01587         case 'D':
01588           // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
01589           __cs = "%m/%d/%y";
01590           __ctype.widen(__cs, __cs + 9, __wcs);
01591           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01592                     __wcs);
01593           break;
01594         case 'H':
01595           // Hour [00, 23]. [tm_hour]
01596           _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
01597                  __ctype, __err);
01598           break;
01599         case 'I':
01600           // Hour [01, 12]. [tm_hour]
01601           _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2, 
01602                  __ctype, __err);
01603           break;
01604         case 'm':
01605           // Month [01, 12]. [tm_mon]
01606           _M_extract_num(__beg, __end, __mem, 1, 12, 2, __ctype, 
01607                  __err);
01608           if (!__err)
01609             __tm->tm_mon = __mem - 1;
01610           break;
01611         case 'M':
01612           // Minute [00, 59]. [tm_min]
01613           _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
01614                  __ctype, __err);
01615           break;
01616         case 'n':
01617           if (__ctype.narrow(*__beg, 0) == '\n')
01618             ++__beg;
01619           else
01620             __err |= ios_base::failbit;
01621           break;
01622         case 'R':
01623           // Equivalent to (%H:%M).
01624           __cs = "%H:%M";
01625           __ctype.widen(__cs, __cs + 6, __wcs);
01626           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01627                     __wcs);
01628           break;
01629         case 'S':
01630           // Seconds.
01631           _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2,
01632                  __ctype, __err);
01633           break;
01634         case 't':
01635           if (__ctype.narrow(*__beg, 0) == '\t')
01636             ++__beg;
01637           else
01638         __err |= ios_base::failbit;
01639           break;
01640         case 'T':
01641           // Equivalent to (%H:%M:%S).
01642           __cs = "%H:%M:%S";
01643           __ctype.widen(__cs, __cs + 9, __wcs);
01644           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01645                     __wcs);
01646           break;
01647         case 'x':
01648           // Locale's date.
01649           const char_type*  __dates[2];
01650           __tp._M_date_formats(__dates);
01651           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01652                     __dates[0]);
01653           break;
01654         case 'X':
01655           // Locale's time.
01656           const char_type*  __times[2];
01657           __tp._M_time_formats(__times);
01658           _M_extract_via_format(__beg, __end, __io, __err, __tm, 
01659                     __times[0]);
01660           break;
01661         case 'y':
01662           // Two digit year. [tm_year]
01663           _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2, 
01664                  __ctype, __err);
01665           break;
01666         case 'Y':
01667           // Year [1900). [tm_year]
01668           _M_extract_num(__beg, __end, __mem, 0, 
01669                  numeric_limits<int>::max(), 4, 
01670                  __ctype, __err);
01671           if (!__err)
01672             __tm->tm_year = __mem - 1900;
01673           break;
01674         case 'Z':
01675           // Timezone info.
01676           if (__ctype.is(ctype_base::upper, *__beg))
01677             {
01678               int __tmp;
01679               _M_extract_name(__beg, __end, __tmp, 
01680                       __timepunct<_CharT>::_S_timezones, 
01681                       14, __err);
01682               
01683               // GMT requires special effort.
01684               char_type __c = *__beg;
01685               if (!__err && __tmp == 0 
01686               && (__c == __ctype.widen('-') 
01687                   || __c == __ctype.widen('+')))
01688             {
01689               _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
01690                       __ctype, __err);
01691               _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
01692                       __ctype, __err);
01693             }       
01694               }
01695               else
01696             __err |= ios_base::failbit;
01697               break;
01698             default:
01699               // Not recognized.
01700               __err |= ios_base::failbit;
01701             }
01702         }
01703           else
01704         {
01705           // Verify format and input match, extract and discard.
01706           if (__c == __ctype.narrow(*__beg, 0))
01707             ++__beg;
01708           else
01709             __err |= ios_base::failbit;
01710         }
01711     }
01712     }
01713 
01714   template<typename _CharT, typename _InIter>
01715     void
01716     time_get<_CharT, _InIter>::
01717     _M_extract_num(iter_type& __beg, iter_type& __end, int& __member,
01718            int __min, int __max, size_t __len, 
01719            const ctype<_CharT>& __ctype, 
01720            ios_base::iostate& __err) const
01721     {
01722       size_t __i = 0;
01723       string __digits;
01724       bool __testvalid = true;
01725       char_type __c = *__beg;
01726       while (__beg != __end && __i < __len 
01727          && __ctype.is(ctype_base::digit, __c)) 
01728     {
01729       __digits += __ctype.narrow(__c, 0);
01730       __c = *(++__beg);
01731       ++__i;
01732     }
01733       if (__i == __len)
01734     {
01735       int __value = atoi(__digits.c_str());
01736       if (__min <= __value && __value <= __max)
01737         __member = __value;
01738       else
01739         __testvalid = false;
01740     }
01741       else
01742     __testvalid = false;
01743       if (!__testvalid)
01744     __err |= ios_base::failbit;
01745     }
01746 
01747   // Assumptions:
01748   // All elements in __names are unique.
01749   template<typename _CharT, typename _InIter>
01750     void
01751     time_get<_CharT, _InIter>::
01752     _M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
01753             const _CharT** __names, size_t __indexlen, 
01754             ios_base::iostate& __err) const
01755     {
01756       typedef char_traits<_CharT>       __traits_type;
01757       int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) 
01758                               * __indexlen));
01759       size_t __nmatches = 0;
01760       size_t __pos = 0;
01761       bool __testvalid = true;
01762       const char_type* __name;
01763 
01764       char_type __c = *__beg;
01765       // Look for initial matches.
01766       for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
01767     if (__c == __names[__i1][0])
01768       __matches[__nmatches++] = __i1;
01769       
01770       while (__nmatches > 1)
01771     {
01772       // Find smallest matching string.
01773       size_t __minlen = 10;
01774       for (size_t __i2 = 0; __i2 < __nmatches; ++__i2)
01775         __minlen = min(__minlen,
01776                __traits_type::length(__names[__matches[__i2]]));
01777       
01778       if (__pos < __minlen && __beg != __end)
01779         {
01780           ++__pos;
01781           __c = *(++__beg);
01782           for (size_t __i3 = 0; __i3 < __nmatches; ++__i3)
01783         {
01784           __name = __names[__matches[__i3]];
01785           if (__name[__pos] != __c)
01786             __matches[__i3] = __matches[--__nmatches];
01787         }
01788         }
01789       else
01790         break;
01791     }
01792 
01793       if (__nmatches == 1)
01794     {
01795       // Make sure found name is completely extracted.
01796       __name = __names[__matches[0]];
01797       const size_t __len = __traits_type::length(__name);
01798       while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
01799         ++__beg, ++__pos;
01800 
01801       if (__len == __pos)
01802         __member = __matches[0];
01803       else
01804         __testvalid = false;
01805     }
01806       else
01807     __testvalid = false;
01808       if (!__testvalid)
01809     __err |= ios_base::failbit;
01810     }
01811 
01812   template<typename _CharT, typename _InIter>
01813     _InIter
01814     time_get<_CharT, _InIter>::
01815     do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
01816         ios_base::iostate& __err, tm* __tm) const
01817     {
01818       _CharT __wcs[3];
01819       const char* __cs = "%X";
01820       locale __loc = __io.getloc();
01821       ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
01822       __ctype.widen(__cs, __cs + 3, __wcs);
01823       _M_extract_via_format(__beg, __end, __io, __err, __tm, __wcs);
01824       if (__beg == __end)
01825     __err |= ios_base::eofbit;
01826       return __beg;
01827     }
01828 
01829   template<typename _CharT, typename _InIter>
01830     _InIter
01831     time_get<_CharT, _InIter>::
01832     do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
01833         ios_base::iostate& __err, tm* __tm) const
01834     {
01835       _CharT __wcs[3];
01836       const char* __cs = "%x";
01837       locale __loc = __io.getloc();
01838       ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
01839       __ctype.widen(__cs, __cs + 3, __wcs);
01840       _M_extract_via_format(__beg, __end, __io, __err, __tm, __wcs);
01841       if (__beg == __end)
01842     __err |= ios_base::eofbit;
01843       return __beg;
01844     }
01845 
01846   template<typename _CharT, typename _InIter>
01847     _InIter
01848     time_get<_CharT, _InIter>::
01849     do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io, 
01850            ios_base::iostate& __err, tm* __tm) const
01851     {
01852       typedef char_traits<_CharT>       __traits_type;
01853       locale __loc = __io.getloc();
01854       __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
01855       const char_type*  __days[7];
01856       __tp._M_days_abbreviated(__days);
01857       int __tmpwday;
01858       _M_extract_name(__beg, __end, __tmpwday, __days, 7, __err);
01859 
01860       // Check to see if non-abbreviated name exists, and extract.
01861       // NB: Assumes both _M_days and _M_days_abbreviated organized in
01862       // exact same order, first to last, such that the resulting
01863       // __days array with the same index points to a day, and that
01864       // day's abbreviated form.
01865       // NB: Also assumes that an abbreviated name is a subset of the name. 
01866       if (!__err)
01867     {
01868       size_t __pos = __traits_type::length(__days[__tmpwday]);
01869       __tp._M_days(__days);
01870       const char_type* __name = __days[__tmpwday];
01871       if (__name[__pos] == *__beg)
01872         {
01873           // Extract the rest of it.
01874           const size_t __len = __traits_type::length(__name);
01875           while (__pos < __len && __beg != __end 
01876              && __name[__pos] == *__beg)
01877         ++__beg, ++__pos;
01878           if (__len != __pos)
01879         __err |= ios_base::failbit;
01880         }
01881       if (!__err)
01882         __tm->tm_wday = __tmpwday;
01883     }
01884       if (__beg == __end)
01885     __err |= ios_base::eofbit;
01886       return __beg;
01887      }
01888 
01889   template<typename _CharT, typename _InIter>
01890     _InIter
01891     time_get<_CharT, _InIter>::
01892     do_get_monthname(iter_type __beg, iter_type __end,
01893                      ios_base& __io, ios_base::iostate& __err, tm* __tm) const
01894     {
01895       typedef char_traits<_CharT>       __traits_type;
01896       locale __loc = __io.getloc();
01897       __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
01898       const char_type*  __months[12];
01899       __tp._M_months_abbreviated(__months);
01900       int __tmpmon;
01901       _M_extract_name(__beg, __end, __tmpmon, __months, 12, __err);
01902 
01903       // Check to see if non-abbreviated name exists, and extract.
01904       // NB: Assumes both _M_months and _M_months_abbreviated organized in
01905       // exact same order, first to last, such that the resulting
01906       // __months array with the same index points to a month, and that
01907       // month's abbreviated form.
01908       // NB: Also assumes that an abbreviated name is a subset of the name. 
01909       if (!__err)
01910     {
01911       size_t __pos = __traits_type::length(__months[__tmpmon]);
01912       __tp._M_months(__months);
01913       const char_type* __name = __months[__tmpmon];
01914       if (__name[__pos] == *__beg)
01915         {
01916           // Extract the rest of it.
01917           const size_t __len = __traits_type::length(__name);
01918           while (__pos < __len && __beg != __end 
01919              && __name[__pos] == *__beg)
01920         ++__beg, ++__pos;
01921           if (__len != __pos)
01922         __err |= ios_base::failbit;
01923         }
01924       if (!__err)
01925         __tm->tm_mon = __tmpmon;
01926     }
01927  
01928       if (__beg == __end)
01929     __err |= ios_base::eofbit;
01930       return __beg;
01931     }
01932 
01933   template<typename _CharT, typename _InIter>
01934     _InIter
01935     time_get<_CharT, _InIter>::
01936     do_get_year(iter_type __beg, iter_type __end, ios_base& __io, 
01937         ios_base::iostate& __err, tm* __tm) const
01938     {
01939       locale __loc = __io.getloc();
01940       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
01941 
01942       char_type __c = *__beg;
01943       size_t __i = 0;
01944       string __digits;
01945       while (__i < 4 && __beg != __end && __ctype.is(ctype_base::digit, __c))
01946     {
01947       __digits += __ctype.narrow(__c, 0);
01948       __c = *(++__beg);
01949       ++__i;
01950     }
01951       if (__i == 2 || __i == 4)
01952     {
01953       long __l;
01954       __convert_to_v(__digits.c_str(), __l, __err, _S_c_locale);
01955       if (!(__err & ios_base::failbit) && __l <= INT_MAX)
01956         {
01957           __l = __i == 2 ? __l : __l - 1900; 
01958           __tm->tm_year = static_cast<int>(__l);
01959         }
01960     }
01961       else
01962     __err |= ios_base::failbit;
01963       if (__beg == __end)
01964     __err |= ios_base::eofbit;
01965       return __beg;
01966     }
01967 
01968   template<typename _CharT, typename _OutIter>
01969     _OutIter
01970     time_put<_CharT, _OutIter>::
01971     put(iter_type __s, ios_base& __io, char_type, const tm* __tm, 
01972     const _CharT* __beg, const _CharT* __end) const
01973     {
01974       locale __loc = __io.getloc();
01975       ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
01976       while (__beg != __end)
01977     {
01978       char __c = __ctype.narrow(*__beg, 0);
01979       ++__beg;
01980       if (__c == '%')
01981         {
01982           char __format;
01983           char __mod = 0;
01984           size_t __len = 1; 
01985           __c = __ctype.narrow(*__beg, 0);
01986           ++__beg;
01987           if (__c == 'E' || __c == 'O')
01988         {
01989           __mod = __c;
01990           __format = __ctype.narrow(*__beg, 0);
01991           ++__beg;
01992         }
01993           else
01994         __format = __c;
01995           __s = this->do_put(__s, __io, _CharT(), __tm, __format, __mod);
01996         }
01997       else
01998         {
01999           *__s = __c;
02000           ++__s;
02001         }
02002     }
02003       return __s;
02004     }
02005 
02006   template<typename _CharT, typename _OutIter>
02007     _OutIter
02008     time_put<_CharT, _OutIter>::
02009     do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm, 
02010        char __format, char __mod) const
02011     { 
02012       locale __loc = __io.getloc();
02013       ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
02014       __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
02015 
02016       // NB: This size is arbitrary. Should this be a data member,
02017       // initialized at construction?
02018       const size_t __maxlen = 64;
02019       char_type* __res = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen));
02020 
02021       // NB: In IEE 1003.1-200x, and perhaps other locale models, it
02022       // is possible that the format character will be longer than one
02023       // character. Possibilities include 'E' or 'O' followed by a
02024       // format character: if __mod is not the default argument, assume
02025       // it's a valid modifier.
02026       char_type __fmt[4];
02027       __fmt[0] = __ctype.widen('%'); 
02028       if (!__mod)
02029     {
02030       __fmt[1] = __format;
02031       __fmt[2] = char_type();
02032     }
02033       else
02034     {
02035       __fmt[1] = __mod;
02036       __fmt[2] = __format;
02037       __fmt[3] = char_type();
02038     }
02039 
02040       __tp._M_put(__res, __maxlen, __fmt, __tm);
02041 
02042       // Write resulting, fully-formatted string to output iterator.
02043       return __write(__s, __res, char_traits<char_type>::length(__res));
02044     }
02045 
02046 
02047   // Generic version does nothing.
02048   template<typename _CharT>
02049     int
02050     collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
02051     { return 0; }
02052 
02053   // Generic version does nothing.
02054   template<typename _CharT>
02055     size_t
02056     collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
02057     { return 0; }
02058 
02059   template<typename _CharT>
02060     int
02061     collate<_CharT>::
02062     do_compare(const _CharT* __lo1, const _CharT* __hi1, 
02063            const _CharT* __lo2, const _CharT* __hi2) const
02064     { 
02065       // strcoll assumes zero-terminated strings so we make a copy
02066       // and then put a zero at the end.
02067       const string_type __one(__lo1, __hi1);
02068       const string_type __two(__lo2, __hi2);
02069 
02070       const _CharT* __p = __one.c_str();
02071       const _CharT* __pend = __one.c_str() + __one.length();
02072       const _CharT* __q = __two.c_str();
02073       const _CharT* __qend = __two.c_str() + __two.length();
02074 
02075       // strcoll stops when it sees a nul character so we break
02076       // the strings into zero-terminated substrings and pass those
02077       // to strcoll.
02078       for (;;)
02079     {
02080       int __res = _M_compare(__p, __q);
02081       if (__res)
02082         return __res;
02083 
02084       __p += char_traits<_CharT>::length(__p);
02085       __q += char_traits<_CharT>::length(__q);
02086       if (__p == __pend && __q == __qend)
02087         return 0;
02088       else if (__p == __pend)
02089         return -1;
02090       else if (__q == __qend)
02091         return 1;
02092 
02093       __p++;
02094       __q++;
02095     }
02096     }
02097 
02098  template<typename _CharT>
02099     typename collate<_CharT>::string_type
02100     collate<_CharT>::
02101     do_transform(const _CharT* __lo, const _CharT* __hi) const
02102     {
02103       // strxfrm assumes zero-terminated strings so we make a copy
02104       string_type __str(__lo, __hi);
02105 
02106       const _CharT* __p = __str.c_str();
02107       const _CharT* __pend = __str.c_str() + __str.length();
02108 
02109       size_t __len = (__hi - __lo) * 2;
02110 
02111       string_type __ret;
02112 
02113       // strxfrm stops when it sees a nul character so we break
02114       // the string into zero-terminated substrings and pass those
02115       // to strxfrm.
02116       for (;;)
02117     {
02118       // First try a buffer perhaps big enough.
02119       _CharT* __c =
02120         static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
02121       size_t __res = _M_transform(__c, __p, __len);
02122       // If the buffer was not large enough, try again with the
02123       // correct size.
02124       if (__res >= __len)
02125         {
02126           __len = __res + 1;
02127           __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02128                               * __len));
02129           __res = _M_transform(__c, __p, __res + 1);
02130         }
02131 
02132       __ret.append(__c, __res);
02133       __p += char_traits<_CharT>::length(__p);
02134       if (__p == __pend)
02135         return __ret;
02136 
02137       __p++;
02138       __ret.push_back(_CharT());
02139     }
02140     }
02141 
02142  template<typename _CharT>
02143     long
02144     collate<_CharT>::
02145     do_hash(const _CharT* __lo, const _CharT* __hi) const
02146     { 
02147       unsigned long __val = 0;
02148       for (; __lo < __hi; ++__lo)
02149     __val = *__lo + ((__val << 7) | 
02150                (__val >> (numeric_limits<unsigned long>::digits - 7)));
02151       return static_cast<long>(__val);
02152     }
02153 
02154   // Construct correctly padded string, as per 22.2.2.2.2
02155   // Assumes 
02156   // __newlen > __oldlen
02157   // __news is allocated for __newlen size
02158   // Used by both num_put and ostream inserters: if __num,
02159   // internal-adjusted objects are padded according to the rules below
02160   // concerning 0[xX] and +-, otherwise, exactly as right-adjusted
02161   // ones are.
02162 
02163   // NB: Of the two parameters, _CharT can be deduced from the
02164   // function arguments. The other (_Traits) has to be explicitly specified.
02165   template<typename _CharT, typename _Traits>
02166     void 
02167     __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill, 
02168                    _CharT* __news, const _CharT* __olds, 
02169                    const streamsize __newlen, 
02170                    const streamsize __oldlen, const bool __num)
02171     {
02172       size_t __plen = static_cast<size_t>(__newlen - __oldlen);
02173       _CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02174                                  * __plen));
02175       _Traits::assign(__pads, __plen, __fill); 
02176 
02177       _CharT* __beg;
02178       _CharT* __end;
02179       size_t __mod = 0;
02180       size_t __beglen; //either __plen or __oldlen
02181       ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
02182 
02183       if (__adjust == ios_base::left)
02184     {
02185       // Padding last.
02186       __beg = const_cast<_CharT*>(__olds);
02187       __beglen = __oldlen;
02188       __end = __pads;
02189     }
02190       else if (__adjust == ios_base::internal && __num)
02191     {
02192       // Pad after the sign, if there is one.
02193       // Pad after 0[xX], if there is one.
02194       // Who came up with these rules, anyway? Jeeze.
02195           locale __loc = __io.getloc();
02196       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); 
02197       const _CharT __minus = __ctype.widen('-');
02198       const _CharT __plus = __ctype.widen('+');
02199       bool __testsign = _Traits::eq(__olds[0], __minus)
02200                     || _Traits::eq(__olds[0], __plus);
02201 
02202       bool __testhex = _Traits::eq(__ctype.widen('0'), __olds[0]) 
02203                    && (_Traits::eq(__ctype.widen('x'), __olds[1]) 
02204                    || _Traits::eq(__ctype.widen('X'), __olds[1]));
02205       if (__testhex)
02206         {
02207           __news[0] = __olds[0]; 
02208           __news[1] = __olds[1];
02209           __mod += 2;
02210           __news += 2;
02211           __beg = __pads;
02212           __beglen = __plen;
02213           __end = const_cast<_CharT*>(__olds + __mod);
02214         }
02215       else if (__testsign)
02216         {
02217           _Traits::eq((__news[0] = __olds[0]), __plus) ? __plus : __minus;
02218           ++__mod;
02219           ++__news;
02220           __beg = __pads;
02221           __beglen = __plen;
02222           __end = const_cast<_CharT*>(__olds + __mod);
02223         }
02224       else
02225         {
02226           // Padding first.
02227           __beg = __pads;
02228           __beglen = __plen;
02229           __end = const_cast<_CharT*>(__olds);
02230         }
02231     }
02232       else
02233     {
02234       // Padding first.
02235       __beg = __pads;
02236       __beglen = __plen;
02237       __end = const_cast<_CharT*>(__olds);
02238     }
02239       _Traits::copy(__news, __beg, __beglen);
02240       _Traits::copy(__news + __beglen, __end, 
02241               __newlen - __beglen - __mod);
02242     }
02243 
02244   template<typename _CharT>
02245     bool
02246     __verify_grouping(const basic_string<_CharT>& __grouping, 
02247               basic_string<_CharT>& __grouping_tmp)
02248     {         
02249       int __i = 0;
02250       int __j = 0;
02251       const int __len = __grouping.size();
02252       const int __n = __grouping_tmp.size();
02253       bool __test = true;
02254       
02255       // Parsed number groupings have to match the
02256       // numpunct::grouping string exactly, starting at the
02257       // right-most point of the parsed sequence of elements ...
02258       while (__test && __i < __n - 1)
02259     for (__j = 0; __test && __j < __len && __i < __n - 1; ++__j,++__i)
02260       __test &= __grouping[__j] == __grouping_tmp[__n - __i - 1];
02261       // ... but the last parsed grouping can be <= numpunct
02262       // grouping.
02263       __j == __len ? __j = 0 : __j;
02264       __test &= __grouping[__j] >= __grouping_tmp[__n - __i - 1];
02265       return __test;
02266     }
02267 
02268   template<typename _CharT>
02269     _CharT*
02270     __add_grouping(_CharT* __s, _CharT __sep,  
02271            const char* __gbeg, const char* __gend, 
02272            const _CharT* __first, const _CharT* __last)
02273     {
02274       if (__last - __first > *__gbeg)
02275         {
02276           __s = __add_grouping(__s,  __sep, 
02277                    (__gbeg + 1 == __gend ? __gbeg : __gbeg + 1),
02278                    __gend, __first, __last - *__gbeg);
02279           __first = __last - *__gbeg;
02280           *__s++ = __sep;
02281         }
02282       do
02283     *__s++ = *__first++;
02284       while (__first != __last);
02285       return __s;
02286     }
02287 
02288 #if 1
02289       // XXX GLIBCXX_ABI Deprecated, compatibility only.
02290   template<typename _CharT, typename _OutIter>
02291     template<typename _ValueT>
02292       _OutIter
02293       num_put<_CharT, _OutIter>::
02294       _M_convert_int(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
02295              char __modl, _ValueT __v) const
02296       {
02297     // [22.2.2.2.2] Stage 1, numeric conversion to character.
02298 
02299     // Long enough for the max format spec.
02300     char __fbuf[16];
02301     _S_format_int(__io, __fbuf, __mod, __modl);
02302 #ifdef _GLIBCPP_USE_C99
02303     // First try a buffer perhaps big enough.
02304     int __cs_size = 64;
02305     char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
02306     int __len = __convert_from_v(__cs, __cs_size, __fbuf, __v, 
02307                      _S_c_locale);
02308     // If the buffer was not large enough, try again with the correct size.
02309     if (__len >= __cs_size)
02310       {
02311         __cs_size = __len + 1;
02312         __cs = static_cast<char*>(__builtin_alloca(__cs_size));
02313         __len = __convert_from_v(__cs, __cs_size, __fbuf, __v, 
02314                      _S_c_locale);
02315       }
02316 #else
02317     // Leave room for "+/-," "0x," and commas. This size is
02318     // arbitrary, but should be largely sufficient.
02319     char __cs[128];
02320     int __len = __convert_from_v(__cs, 0, __fbuf, __v, _S_c_locale);
02321 #endif
02322     return _M_widen_int(__s, __io, __fill, __cs, __len);
02323       }
02324 
02325   template<typename _CharT, typename _OutIter>
02326     _OutIter
02327     num_put<_CharT, _OutIter>::
02328     _M_widen_float(_OutIter __s, ios_base& __io, _CharT __fill, char* __cs, 
02329            int __len) const
02330     {
02331       typedef char_traits<_CharT>       __traits_type;
02332       // [22.2.2.2.2] Stage 2, convert to char_type, using correct
02333       // numpunct.decimal_point() values for '.' and adding grouping.
02334       const locale __loc = __io.getloc();
02335       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
02336       _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02337                                * __len));
02338       // Grouping can add (almost) as many separators as the number of
02339       // digits, but no more.
02340       _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02341                                 * __len * 2));
02342       __ctype.widen(__cs, __cs + __len, __ws);
02343       
02344       // Replace decimal point.
02345       const _CharT* __p;
02346       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
02347       if (__p = __traits_type::find(__ws, __len, __ctype.widen('.')))
02348     __ws[__p - __ws] = __np.decimal_point();
02349 
02350 #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
02351 //282. What types does numpunct grouping refer to?
02352       // Add grouping, if necessary. 
02353       const string __grouping = __np.grouping();
02354       if (__grouping.size())
02355     {
02356       _CharT* __p2;
02357       int __declen = __p ? __p - __ws : __len;
02358       __p2 = __add_grouping(__ws2, __np.thousands_sep(), 
02359                 __grouping.c_str(),
02360                 __grouping.c_str() + __grouping.size(),
02361                 __ws, __ws + __declen);
02362       int __newlen = __p2 - __ws2;
02363     
02364       // Tack on decimal part.
02365       if (__p)
02366         {
02367           __traits_type::copy(__p2, __p, __len - __declen);
02368           __newlen += __len - __declen;
02369         }    
02370 
02371       // Switch strings, establish correct new length.
02372       __ws = __ws2;
02373       __len = __newlen;
02374     }
02375 #endif
02376       return _M_insert(__s, __io, __fill, __ws, __len);
02377     }
02378 
02379   template<typename _CharT, typename _OutIter>
02380     _OutIter
02381     num_put<_CharT, _OutIter>::
02382     _M_widen_int(_OutIter __s, ios_base& __io, _CharT __fill, char* __cs, 
02383          int __len) const
02384     {
02385       // [22.2.2.2.2] Stage 2, convert to char_type, using correct
02386       // numpunct.decimal_point() values for '.' and adding grouping.
02387       const locale __loc = __io.getloc();
02388       const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
02389       _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02390                                * __len));
02391       // Grouping can add (almost) as many separators as the number of
02392       // digits, but no more.
02393       _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02394                                 * __len * 2));
02395       __ctype.widen(__cs, __cs + __len, __ws);
02396 
02397       // Add grouping, if necessary. 
02398       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
02399       const string __grouping = __np.grouping();
02400       if (__grouping.size())
02401     {
02402       // By itself __add_grouping cannot deal correctly with __ws when
02403       // ios::showbase is set and ios_base::oct || ios_base::hex.
02404       // Therefore we take care "by hand" of the initial 0, 0x or 0X.
02405       // However, remember that the latter do not occur if the number
02406       // printed is '0' (__len == 1).
02407       streamsize __off = 0;
02408       const ios_base::fmtflags __basefield = __io.flags() 
02409                              & ios_base::basefield;
02410       if ((__io.flags() & ios_base::showbase) && __len > 1)
02411         if (__basefield == ios_base::oct)
02412           {
02413         __off = 1;
02414         *__ws2 = *__ws;
02415           }
02416         else if (__basefield == ios_base::hex)
02417           {
02418         __off = 2;
02419         *__ws2 = *__ws;
02420         *(__ws2 + 1) = *(__ws + 1);
02421           }
02422       _CharT* __p;
02423       __p = __add_grouping(__ws2 + __off, __np.thousands_sep(), 
02424                    __grouping.c_str(),
02425                    __grouping.c_str() + __grouping.size(),
02426                    __ws + __off, __ws + __len);
02427       __len = __p - __ws2;
02428       // Switch strings.
02429       __ws = __ws2;
02430     }
02431       return _M_insert(__s, __io, __fill, __ws, __len);
02432     }
02433 
02434   // For use by integer and floating-point types after they have been
02435   // converted into a char_type string.
02436   template<typename _CharT, typename _OutIter>
02437     _OutIter
02438     num_put<_CharT, _OutIter>::
02439     _M_insert(_OutIter __s, ios_base& __io, _CharT __fill, const _CharT* __ws, 
02440           int __len) const
02441     {
02442       typedef char_traits<_CharT>       __traits_type;
02443       // [22.2.2.2.2] Stage 3.
02444       // If necessary, pad.
02445       streamsize __w = __io.width();
02446       _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) 
02447                                 * __w));
02448       if (__w > static_cast<streamsize>(__len))
02449     {
02450       __pad<_CharT, __traits_type>::_S_pad(__io, __fill, __ws2, __ws, 
02451                            __w, __len, true);
02452       __len = static_cast<int>(__w);
02453       // Switch strings.
02454       __ws = __ws2;
02455     }
02456       __io.width(0);
02457 
02458       // [22.2.2.2.2] Stage 4.
02459       // Write resulting, fully-formatted string to output iterator.
02460       return __write(__s, __ws, __len);
02461     }
02462 #endif
02463 
02464   template<typename _CharT>
02465     __locale_cache<numpunct<_CharT> >::__locale_cache(const locale& __loc)
02466       : _M_truename(0), _M_falsename(0), _M_use_grouping(false),
02467     _M_grouping(0)
02468     {
02469       if (has_facet<numpunct<_CharT> >(__loc))
02470     {
02471       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
02472       _M_decimal_point = __np.decimal_point();
02473       _M_thousands_sep = __np.thousands_sep();
02474 
02475       string_type __false = __np.falsename();
02476       _CharT* __falsename = new _CharT[__false.length() + 1];
02477       __false.copy(__falsename, __false.length());
02478       __falsename[__false.length()] = _CharT();
02479       _M_falsename = __falsename;
02480 
02481       string_type __true = __np.truename();
02482       _CharT* __truename = new _CharT[__true.length() + 1];
02483       __true.copy(__truename, __true.length());
02484       __truename[__true.length()] = _CharT();
02485       _M_truename = __truename;
02486 
02487       string __grouping = __np.grouping();
02488       char* __group = new char[__grouping.length() + 1];
02489       __grouping.copy(__group, __grouping.length());
02490       __group[__grouping.length()] = 0;
02491       _M_grouping = __group;
02492 
02493       _M_use_grouping = __grouping.length() != 0 
02494         && __grouping.data()[0] != 0;
02495     }
02496 
02497       if (has_facet<ctype<_CharT> >(__loc))
02498     {
02499       const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
02500       __ct.widen(__num_base::_S_atoms_out,
02501              __num_base::_S_atoms_out + __num_base::_S_end, 
02502              _M_atoms_out);
02503     }
02504     }
02505 
02506   // Static locale cache initialization.  Only instantiated with char
02507   // and wchar_t, so no need to check has_facet.
02508   template<typename _CharT>
02509     __locale_cache<numpunct<_CharT> >::
02510     __locale_cache(const locale& __loc, bool)
02511     {
02512       // Grab pointers to numpunct static strings
02513       const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
02514       _M_thousands_sep = __np._M_thousands_sep;
02515       _M_decimal_point = __np._M_decimal_point;
02516       _M_falsename = __np._M_falsename;
02517       _M_truename = __np._M_truename;
02518       _M_grouping = __np._M_grouping;
02519       _M_use_grouping = false;
02520 
02521       const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
02522       __ct.widen(__num_base::_S_atoms_out,
02523          __num_base::_S_atoms_out + __num_base::_S_end, 
02524          _M_atoms_out);
02525     }
02526 
02527   // Inhibit implicit instantiations for required instantiations,
02528   // which are defined via explicit instantiations elsewhere.  
02529   // NB: This syntax is a GNU extension.
02530 #if _GLIBCPP_EXTERN_TEMPLATE
02531   extern template class moneypunct<char, false>;
02532   extern template class moneypunct<char, true>;
02533   extern template class moneypunct_byname<char, false>;
02534   extern template class moneypunct_byname<char, true>;
02535   extern template class money_get<char>;
02536   extern template class money_put<char>;
02537   extern template class numpunct<char>;
02538   extern template class numpunct_byname<char>;
02539   extern template class num_get<char>;
02540   extern template class num_put<char>; 
02541   extern template class __timepunct<char>;
02542   extern template class time_put<char>;
02543   extern template class time_put_byname<char>;
02544   extern template class time_get<char>;
02545   extern template class time_get_byname<char>;
02546   extern template class messages<char>;
02547   extern template class messages_byname<char>;
02548   extern template class ctype_byname<char>;
02549   extern template class codecvt_byname<char, char, mbstate_t>;
02550   extern template class collate<char>;
02551   extern template class collate_byname<char>;
02552 
02553   extern template
02554     const codecvt<char, char, mbstate_t>& 
02555     use_facet<codecvt<char, char, mbstate_t> >(const locale&);
02556 
02557   extern template
02558     const collate<char>& 
02559     use_facet<collate<char> >(const locale&);
02560 
02561   extern template
02562     const numpunct<char>& 
02563     use_facet<numpunct<char> >(const locale&);
02564 
02565   extern template 
02566     const num_put<char>& 
02567     use_facet<num_put<char> >(const locale&);
02568 
02569   extern template 
02570     const num_get<char>& 
02571     use_facet<num_get<char> >(const locale&);
02572 
02573   extern template
02574     const moneypunct<char, true>& 
02575     use_facet<moneypunct<char, true> >(const locale&);
02576 
02577   extern template
02578     const moneypunct<char, false>& 
02579     use_facet<moneypunct<char, false> >(const locale&);
02580 
02581   extern template 
02582     const money_put<char>& 
02583     use_facet<money_put<char> >(const locale&);
02584 
02585   extern template 
02586     const money_get<char>& 
02587     use_facet<money_get<char> >(const locale&);
02588 
02589   extern template
02590     const __timepunct<char>& 
02591     use_facet<__timepunct<char> >(const locale&);
02592 
02593   extern template 
02594     const time_put<char>& 
02595     use_facet<time_put<char> >(const locale&);
02596 
02597   extern template 
02598     const time_get<char>& 
02599     use_facet<time_get<char> >(const locale&);
02600 
02601   extern template 
02602     const messages<char>& 
02603     use_facet<messages<char> >(const locale&);
02604 
02605   extern template 
02606     bool
02607     has_facet<ctype<char> >(const locale&);
02608 
02609   extern template 
02610     bool
02611     has_facet<codecvt<char, char, mbstate_t> >(const locale&);
02612 
02613   extern template 
02614     bool
02615     has_facet<collate<char> >(const locale&);
02616 
02617   extern template 
02618     bool
02619     has_facet<numpunct<char> >(const locale&);
02620 
02621   extern template 
02622     bool
02623     has_facet<num_put<char> >(const locale&);
02624 
02625   extern template 
02626     bool
02627     has_facet<num_get<char> >(const locale&);
02628 
02629   extern template 
02630     bool
02631     has_facet<moneypunct<char> >(const locale&);
02632 
02633   extern template 
02634     bool
02635     has_facet<money_put<char> >(const locale&);
02636 
02637   extern template 
02638     bool
02639     has_facet<money_get<char> >(const locale&);
02640 
02641   extern template 
02642     bool
02643     has_facet<__timepunct<char> >(const locale&);
02644 
02645   extern template 
02646     bool
02647     has_facet<time_put<char> >(const locale&);
02648 
02649   extern template 
02650     bool
02651     has_facet<time_get<char> >(const locale&);
02652 
02653   extern template 
02654     bool
02655     has_facet<messages<char> >(const locale&);
02656 
02657 #ifdef _GLIBCPP_USE_WCHAR_T
02658   extern template class moneypunct<wchar_t, false>;
02659   extern template class moneypunct<wchar_t, true>;
02660   extern template class moneypunct_byname<wchar_t, false>;
02661   extern template class moneypunct_byname<wchar_t, true>;
02662   extern template class money_get<wchar_t>;
02663   extern template class money_put<wchar_t>;
02664   extern template class numpunct<wchar_t>;
02665   extern template class numpunct_byname<wchar_t>;
02666   extern template class num_get<wchar_t>;
02667   extern template class num_put<wchar_t>;
02668   extern template class __timepunct<wchar_t>;
02669   extern template class time_put<wchar_t>;
02670   extern template class time_put_byname<wchar_t>;
02671   extern template class time_get<wchar_t>;
02672   extern template class time_get_byname<wchar_t>;
02673   extern template class messages<wchar_t>;
02674   extern template class messages_byname<wchar_t>;
02675   extern template class ctype_byname<wchar_t>;
02676   extern template class codecvt_byname<wchar_t, char, mbstate_t>;
02677   extern template class collate<wchar_t>;
02678   extern template class collate_byname<wchar_t>;
02679 
02680   extern template
02681     const codecvt<wchar_t, char, mbstate_t>& 
02682     use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
02683 
02684   extern template
02685     const collate<wchar_t>& 
02686     use_facet<collate<wchar_t> >(const locale&);
02687 
02688   extern template
02689     const numpunct<wchar_t>& 
02690     use_facet<numpunct<wchar_t> >(const locale&);
02691 
02692   extern template 
02693     const num_put<wchar_t>& 
02694     use_facet<num_put<wchar_t> >(const locale&);
02695 
02696   extern template 
02697     const num_get<wchar_t>& 
02698     use_facet<num_get<wchar_t> >(const locale&);
02699 
02700   extern template
02701     const moneypunct<wchar_t, true>& 
02702     use_facet<moneypunct<wchar_t, true> >(const locale&);
02703 
02704   extern template
02705     const moneypunct<wchar_t, false>& 
02706     use_facet<moneypunct<wchar_t, false> >(const locale&);
02707  
02708   extern template 
02709     const money_put<wchar_t>& 
02710     use_facet<money_put<wchar_t> >(const locale&);
02711 
02712   extern template 
02713     const money_get<wchar_t>& 
02714     use_facet<money_get<wchar_t> >(const locale&);
02715 
02716   extern template
02717     const __timepunct<wchar_t>& 
02718     use_facet<__timepunct<wchar_t> >(const locale&);
02719 
02720   extern template 
02721     const time_put<wchar_t>& 
02722     use_facet<time_put<wchar_t> >(const locale&);
02723 
02724   extern template 
02725     const time_get<wchar_t>& 
02726     use_facet<time_get<wchar_t> >(const locale&);
02727 
02728   extern template 
02729     const messages<wchar_t>& 
02730     use_facet<messages<wchar_t> >(const locale&);
02731 
02732  extern template 
02733     bool
02734     has_facet<ctype<wchar_t> >(const locale&);
02735 
02736   extern template 
02737     bool
02738     has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
02739 
02740   extern template 
02741     bool
02742     has_facet<collate<wchar_t> >(const locale&);
02743 
02744   extern template 
02745     bool
02746     has_facet<numpunct<wchar_t> >(const locale&);
02747 
02748   extern template 
02749     bool
02750     has_facet<num_put<wchar_t> >(const locale&);
02751 
02752   extern template 
02753     bool
02754     has_facet<num_get<wchar_t> >(const locale&);
02755 
02756   extern template 
02757     bool
02758     has_facet<moneypunct<wchar_t> >(const locale&);
02759 
02760   extern template 
02761     bool
02762     has_facet<money_put<wchar_t> >(const locale&);
02763 
02764   extern template 
02765     bool
02766     has_facet<money_get<wchar_t> >(const locale&);
02767 
02768   extern template 
02769     bool
02770     has_facet<__timepunct<wchar_t> >(const locale&);
02771 
02772   extern template 
02773     bool
02774     has_facet<time_put<wchar_t> >(const locale&);
02775 
02776   extern template 
02777     bool
02778     has_facet<time_get<wchar_t> >(const locale&);
02779 
02780   extern template 
02781     bool
02782     has_facet<messages<wchar_t> >(const locale&);
02783 #endif
02784 #endif
02785 } // namespace std
02786 
02787 #endif

Generated on Sat Jan 10 15:26:32 2004 for libstdc++-v3 Source by doxygen 1.3.4