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Diffstat (limited to 'i686-linux/include/c++/4.4.3/bits/locale_facets_nonio.tcc')
| -rw-r--r-- | i686-linux/include/c++/4.4.3/bits/locale_facets_nonio.tcc | 1330 |
1 files changed, 1330 insertions, 0 deletions
diff --git a/i686-linux/include/c++/4.4.3/bits/locale_facets_nonio.tcc b/i686-linux/include/c++/4.4.3/bits/locale_facets_nonio.tcc new file mode 100644 index 0000000..06bbfcf --- /dev/null +++ b/i686-linux/include/c++/4.4.3/bits/locale_facets_nonio.tcc @@ -0,0 +1,1330 @@ +// Locale support -*- C++ -*- + +// Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// Under Section 7 of GPL version 3, you are granted additional +// permissions described in the GCC Runtime Library Exception, version +// 3.1, as published by the Free Software Foundation. + +// You should have received a copy of the GNU General Public License and +// a copy of the GCC Runtime Library Exception along with this program; +// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +// <http://www.gnu.org/licenses/>. + +/** @file locale_facets_nonio.tcc + * This is an internal header file, included by other library headers. + * You should not attempt to use it directly. + */ + +#ifndef _LOCALE_FACETS_NONIO_TCC +#define _LOCALE_FACETS_NONIO_TCC 1 + +#pragma GCC system_header + +_GLIBCXX_BEGIN_NAMESPACE(std) + + template<typename _CharT, bool _Intl> + struct __use_cache<__moneypunct_cache<_CharT, _Intl> > + { + const __moneypunct_cache<_CharT, _Intl>* + operator() (const locale& __loc) const + { + const size_t __i = moneypunct<_CharT, _Intl>::id._M_id(); + const locale::facet** __caches = __loc._M_impl->_M_caches; + if (!__caches[__i]) + { + __moneypunct_cache<_CharT, _Intl>* __tmp = NULL; + __try + { + __tmp = new __moneypunct_cache<_CharT, _Intl>; + __tmp->_M_cache(__loc); + } + __catch(...) + { + delete __tmp; + __throw_exception_again; + } + __loc._M_impl->_M_install_cache(__tmp, __i); + } + return static_cast< + const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]); + } + }; + + template<typename _CharT, bool _Intl> + void + __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc) + { + _M_allocated = true; + + const moneypunct<_CharT, _Intl>& __mp = + use_facet<moneypunct<_CharT, _Intl> >(__loc); + + _M_grouping_size = __mp.grouping().size(); + char* __grouping = new char[_M_grouping_size]; + __mp.grouping().copy(__grouping, _M_grouping_size); + _M_grouping = __grouping; + _M_use_grouping = (_M_grouping_size + && static_cast<signed char>(_M_grouping[0]) > 0 + && (_M_grouping[0] + != __gnu_cxx::__numeric_traits<char>::__max)); + + _M_decimal_point = __mp.decimal_point(); + _M_thousands_sep = __mp.thousands_sep(); + _M_frac_digits = __mp.frac_digits(); + + _M_curr_symbol_size = __mp.curr_symbol().size(); + _CharT* __curr_symbol = new _CharT[_M_curr_symbol_size]; + __mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size); + _M_curr_symbol = __curr_symbol; + + _M_positive_sign_size = __mp.positive_sign().size(); + _CharT* __positive_sign = new _CharT[_M_positive_sign_size]; + __mp.positive_sign().copy(__positive_sign, _M_positive_sign_size); + _M_positive_sign = __positive_sign; + + _M_negative_sign_size = __mp.negative_sign().size(); + _CharT* __negative_sign = new _CharT[_M_negative_sign_size]; + __mp.negative_sign().copy(__negative_sign, _M_negative_sign_size); + _M_negative_sign = __negative_sign; + + _M_pos_format = __mp.pos_format(); + _M_neg_format = __mp.neg_format(); + + const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc); + __ct.widen(money_base::_S_atoms, + money_base::_S_atoms + money_base::_S_end, _M_atoms); + } + +_GLIBCXX_BEGIN_LDBL_NAMESPACE + + template<typename _CharT, typename _InIter> + template<bool _Intl> + _InIter + money_get<_CharT, _InIter>:: + _M_extract(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, string& __units) const + { + typedef char_traits<_CharT> __traits_type; + typedef typename string_type::size_type size_type; + typedef money_base::part part; + typedef __moneypunct_cache<_CharT, _Intl> __cache_type; + + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + __use_cache<__cache_type> __uc; + const __cache_type* __lc = __uc(__loc); + const char_type* __lit = __lc->_M_atoms; + + // Deduced sign. + bool __negative = false; + // Sign size. + size_type __sign_size = 0; + // True if sign is mandatory. + const bool __mandatory_sign = (__lc->_M_positive_sign_size + && __lc->_M_negative_sign_size); + // String of grouping info from thousands_sep plucked from __units. + string __grouping_tmp; + if (__lc->_M_use_grouping) + __grouping_tmp.reserve(32); + // Last position before the decimal point. + int __last_pos = 0; + // Separator positions, then, possibly, fractional digits. + int __n = 0; + // If input iterator is in a valid state. + bool __testvalid = true; + // Flag marking when a decimal point is found. + bool __testdecfound = false; + + // The tentative returned string is stored here. + string __res; + __res.reserve(32); + + const char_type* __lit_zero = __lit + money_base::_S_zero; + const money_base::pattern __p = __lc->_M_neg_format; + for (int __i = 0; __i < 4 && __testvalid; ++__i) + { + const part __which = static_cast<part>(__p.field[__i]); + switch (__which) + { + case money_base::symbol: + // According to 22.2.6.1.2, p2, symbol is required + // if (__io.flags() & ios_base::showbase), otherwise + // is optional and consumed only if other characters + // are needed to complete the format. + if (__io.flags() & ios_base::showbase || __sign_size > 1 + || __i == 0 + || (__i == 1 && (__mandatory_sign + || (static_cast<part>(__p.field[0]) + == money_base::sign) + || (static_cast<part>(__p.field[2]) + == money_base::space))) + || (__i == 2 && ((static_cast<part>(__p.field[3]) + == money_base::value) + || (__mandatory_sign + && (static_cast<part>(__p.field[3]) + == money_base::sign))))) + { + const size_type __len = __lc->_M_curr_symbol_size; + size_type __j = 0; + for (; __beg != __end && __j < __len + && *__beg == __lc->_M_curr_symbol[__j]; + ++__beg, ++__j); + if (__j != __len + && (__j || __io.flags() & ios_base::showbase)) + __testvalid = false; + } + break; + case money_base::sign: + // Sign might not exist, or be more than one character long. + if (__lc->_M_positive_sign_size && __beg != __end + && *__beg == __lc->_M_positive_sign[0]) + { + __sign_size = __lc->_M_positive_sign_size; + ++__beg; + } + else if (__lc->_M_negative_sign_size && __beg != __end + && *__beg == __lc->_M_negative_sign[0]) + { + __negative = true; + __sign_size = __lc->_M_negative_sign_size; + ++__beg; + } + else if (__lc->_M_positive_sign_size + && !__lc->_M_negative_sign_size) + // "... if no sign is detected, the result is given the sign + // that corresponds to the source of the empty string" + __negative = true; + else if (__mandatory_sign) + __testvalid = false; + break; + case money_base::value: + // Extract digits, remove and stash away the + // grouping of found thousands separators. + for (; __beg != __end; ++__beg) + { + const char_type __c = *__beg; + const char_type* __q = __traits_type::find(__lit_zero, + 10, __c); + if (__q != 0) + { + __res += money_base::_S_atoms[__q - __lit]; + ++__n; + } + else if (__c == __lc->_M_decimal_point + && !__testdecfound) + { + if (__lc->_M_frac_digits <= 0) + break; + + __last_pos = __n; + __n = 0; + __testdecfound = true; + } + else if (__lc->_M_use_grouping + && __c == __lc->_M_thousands_sep + && !__testdecfound) + { + if (__n) + { + // Mark position for later analysis. + __grouping_tmp += static_cast<char>(__n); + __n = 0; + } + else + { + __testvalid = false; + break; + } + } + else + break; + } + if (__res.empty()) + __testvalid = false; + break; + case money_base::space: + // At least one space is required. + if (__beg != __end && __ctype.is(ctype_base::space, *__beg)) + ++__beg; + else + __testvalid = false; + case money_base::none: + // Only if not at the end of the pattern. + if (__i != 3) + for (; __beg != __end + && __ctype.is(ctype_base::space, *__beg); ++__beg); + break; + } + } + + // Need to get the rest of the sign characters, if they exist. + if (__sign_size > 1 && __testvalid) + { + const char_type* __sign = __negative ? __lc->_M_negative_sign + : __lc->_M_positive_sign; + size_type __i = 1; + for (; __beg != __end && __i < __sign_size + && *__beg == __sign[__i]; ++__beg, ++__i); + + if (__i != __sign_size) + __testvalid = false; + } + + if (__testvalid) + { + // Strip leading zeros. + if (__res.size() > 1) + { + const size_type __first = __res.find_first_not_of('0'); + const bool __only_zeros = __first == string::npos; + if (__first) + __res.erase(0, __only_zeros ? __res.size() - 1 : __first); + } + + // 22.2.6.1.2, p4 + if (__negative && __res[0] != '0') + __res.insert(__res.begin(), '-'); + + // Test for grouping fidelity. + if (__grouping_tmp.size()) + { + // Add the ending grouping. + __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos + : __n); + if (!std::__verify_grouping(__lc->_M_grouping, + __lc->_M_grouping_size, + __grouping_tmp)) + __err |= ios_base::failbit; + } + + // Iff not enough digits were supplied after the decimal-point. + if (__testdecfound && __n != __lc->_M_frac_digits) + __testvalid = false; + } + + // Iff valid sequence is not recognized. + if (!__testvalid) + __err |= ios_base::failbit; + else + __units.swap(__res); + + // Iff no more characters are available. + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + template<typename _CharT, typename _InIter> + _InIter + money_get<_CharT, _InIter>:: + __do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, + ios_base::iostate& __err, double& __units) const + { + string __str; + __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) + : _M_extract<false>(__beg, __end, __io, __err, __str); + std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); + return __beg; + } +#endif + + template<typename _CharT, typename _InIter> + _InIter + money_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, + ios_base::iostate& __err, long double& __units) const + { + string __str; + __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) + : _M_extract<false>(__beg, __end, __io, __err, __str); + std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale()); + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + money_get<_CharT, _InIter>:: + do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io, + ios_base::iostate& __err, string_type& __digits) const + { + typedef typename string::size_type size_type; + + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + string __str; + __beg = __intl ? _M_extract<true>(__beg, __end, __io, __err, __str) + : _M_extract<false>(__beg, __end, __io, __err, __str); + const size_type __len = __str.size(); + if (__len) + { + __digits.resize(__len); + __ctype.widen(__str.data(), __str.data() + __len, &__digits[0]); + } + return __beg; + } + + template<typename _CharT, typename _OutIter> + template<bool _Intl> + _OutIter + money_put<_CharT, _OutIter>:: + _M_insert(iter_type __s, ios_base& __io, char_type __fill, + const string_type& __digits) const + { + typedef typename string_type::size_type size_type; + typedef money_base::part part; + typedef __moneypunct_cache<_CharT, _Intl> __cache_type; + + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + __use_cache<__cache_type> __uc; + const __cache_type* __lc = __uc(__loc); + const char_type* __lit = __lc->_M_atoms; + + // Determine if negative or positive formats are to be used, and + // discard leading negative_sign if it is present. + const char_type* __beg = __digits.data(); + + money_base::pattern __p; + const char_type* __sign; + size_type __sign_size; + if (!(*__beg == __lit[money_base::_S_minus])) + { + __p = __lc->_M_pos_format; + __sign = __lc->_M_positive_sign; + __sign_size = __lc->_M_positive_sign_size; + } + else + { + __p = __lc->_M_neg_format; + __sign = __lc->_M_negative_sign; + __sign_size = __lc->_M_negative_sign_size; + if (__digits.size()) + ++__beg; + } + + // Look for valid numbers in the ctype facet within input digits. + size_type __len = __ctype.scan_not(ctype_base::digit, __beg, + __beg + __digits.size()) - __beg; + if (__len) + { + // Assume valid input, and attempt to format. + // Break down input numbers into base components, as follows: + // final_value = grouped units + (decimal point) + (digits) + string_type __value; + __value.reserve(2 * __len); + + // Add thousands separators to non-decimal digits, per + // grouping rules. + long __paddec = __len - __lc->_M_frac_digits; + if (__paddec > 0) + { + if (__lc->_M_frac_digits < 0) + __paddec = __len; + if (__lc->_M_grouping_size) + { + __value.assign(2 * __paddec, char_type()); + _CharT* __vend = + std::__add_grouping(&__value[0], __lc->_M_thousands_sep, + __lc->_M_grouping, + __lc->_M_grouping_size, + __beg, __beg + __paddec); + __value.erase(__vend - &__value[0]); + } + else + __value.assign(__beg, __paddec); + } + + // Deal with decimal point, decimal digits. + if (__lc->_M_frac_digits > 0) + { + __value += __lc->_M_decimal_point; + if (__paddec >= 0) + __value.append(__beg + __paddec, __lc->_M_frac_digits); + else + { + // Have to pad zeros in the decimal position. + __value.append(-__paddec, __lit[money_base::_S_zero]); + __value.append(__beg, __len); + } + } + + // Calculate length of resulting string. + const ios_base::fmtflags __f = __io.flags() + & ios_base::adjustfield; + __len = __value.size() + __sign_size; + __len += ((__io.flags() & ios_base::showbase) + ? __lc->_M_curr_symbol_size : 0); + + string_type __res; + __res.reserve(2 * __len); + + const size_type __width = static_cast<size_type>(__io.width()); + const bool __testipad = (__f == ios_base::internal + && __len < __width); + // Fit formatted digits into the required pattern. + for (int __i = 0; __i < 4; ++__i) + { + const part __which = static_cast<part>(__p.field[__i]); + switch (__which) + { + case money_base::symbol: + if (__io.flags() & ios_base::showbase) + __res.append(__lc->_M_curr_symbol, + __lc->_M_curr_symbol_size); + break; + case money_base::sign: + // Sign might not exist, or be more than one + // character long. In that case, add in the rest + // below. + if (__sign_size) + __res += __sign[0]; + break; + case money_base::value: + __res += __value; + break; + case money_base::space: + // At least one space is required, but if internal + // formatting is required, an arbitrary number of + // fill spaces will be necessary. + if (__testipad) + __res.append(__width - __len, __fill); + else + __res += __fill; + break; + case money_base::none: + if (__testipad) + __res.append(__width - __len, __fill); + break; + } + } + + // Special case of multi-part sign parts. + if (__sign_size > 1) + __res.append(__sign + 1, __sign_size - 1); + + // Pad, if still necessary. + __len = __res.size(); + if (__width > __len) + { + if (__f == ios_base::left) + // After. + __res.append(__width - __len, __fill); + else + // Before. + __res.insert(0, __width - __len, __fill); + __len = __width; + } + + // Write resulting, fully-formatted string to output iterator. + __s = std::__write(__s, __res.data(), __len); + } + __io.width(0); + return __s; + } + +#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ + template<typename _CharT, typename _OutIter> + _OutIter + money_put<_CharT, _OutIter>:: + __do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, + double __units) const + { return this->do_put(__s, __intl, __io, __fill, (long double) __units); } +#endif + + template<typename _CharT, typename _OutIter> + _OutIter + money_put<_CharT, _OutIter>:: + do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, + long double __units) const + { + const locale __loc = __io.getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); +#ifdef _GLIBCXX_USE_C99 + // First try a buffer perhaps big enough. + int __cs_size = 64; + char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 328. Bad sprintf format modifier in money_put<>::do_put() + int __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + "%.*Lf", 0, __units); + // If the buffer was not large enough, try again with the correct size. + if (__len >= __cs_size) + { + __cs_size = __len + 1; + __cs = static_cast<char*>(__builtin_alloca(__cs_size)); + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, + "%.*Lf", 0, __units); + } +#else + // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'. + const int __cs_size = + __gnu_cxx::__numeric_traits<long double>::__max_exponent10 + 3; + char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); + int __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, "%.*Lf", + 0, __units); +#endif + string_type __digits(__len, char_type()); + __ctype.widen(__cs, __cs + __len, &__digits[0]); + return __intl ? _M_insert<true>(__s, __io, __fill, __digits) + : _M_insert<false>(__s, __io, __fill, __digits); + } + + template<typename _CharT, typename _OutIter> + _OutIter + money_put<_CharT, _OutIter>:: + do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, + const string_type& __digits) const + { return __intl ? _M_insert<true>(__s, __io, __fill, __digits) + : _M_insert<false>(__s, __io, __fill, __digits); } + +_GLIBCXX_END_LDBL_NAMESPACE + + // NB: Not especially useful. Without an ios_base object or some + // kind of locale reference, we are left clawing at the air where + // the side of the mountain used to be... + template<typename _CharT, typename _InIter> + time_base::dateorder + time_get<_CharT, _InIter>::do_date_order() const + { return time_base::no_order; } + + // Expand a strftime format string and parse it. E.g., do_get_date() may + // pass %m/%d/%Y => extracted characters. + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, tm* __tm, + const _CharT* __format) const + { + const locale& __loc = __io._M_getloc(); + const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + const size_t __len = char_traits<_CharT>::length(__format); + + ios_base::iostate __tmperr = ios_base::goodbit; + for (size_t __i = 0; __beg != __end && __i < __len && !__tmperr; ++__i) + { + if (__ctype.narrow(__format[__i], 0) == '%') + { + // Verify valid formatting code, attempt to extract. + char __c = __ctype.narrow(__format[++__i], 0); + int __mem = 0; + if (__c == 'E' || __c == 'O') + __c = __ctype.narrow(__format[++__i], 0); + switch (__c) + { + const char* __cs; + _CharT __wcs[10]; + case 'a': + // Abbreviated weekday name [tm_wday] + const char_type* __days1[7]; + __tp._M_days_abbreviated(__days1); + __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1, + 7, __io, __tmperr); + break; + case 'A': + // Weekday name [tm_wday]. + const char_type* __days2[7]; + __tp._M_days(__days2); + __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2, + 7, __io, __tmperr); + break; + case 'h': + case 'b': + // Abbreviated month name [tm_mon] + const char_type* __months1[12]; + __tp._M_months_abbreviated(__months1); + __beg = _M_extract_name(__beg, __end, __tm->tm_mon, + __months1, 12, __io, __tmperr); + break; + case 'B': + // Month name [tm_mon]. + const char_type* __months2[12]; + __tp._M_months(__months2); + __beg = _M_extract_name(__beg, __end, __tm->tm_mon, + __months2, 12, __io, __tmperr); + break; + case 'c': + // Default time and date representation. + const char_type* __dt[2]; + __tp._M_date_time_formats(__dt); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __dt[0]); + break; + case 'd': + // Day [01, 31]. [tm_mday] + __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2, + __io, __tmperr); + break; + case 'e': + // Day [1, 31], with single digits preceded by + // space. [tm_mday] + if (__ctype.is(ctype_base::space, *__beg)) + __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9, + 1, __io, __tmperr); + else + __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31, + 2, __io, __tmperr); + break; + case 'D': + // Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year] + __cs = "%m/%d/%y"; + __ctype.widen(__cs, __cs + 9, __wcs); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __wcs); + break; + case 'H': + // Hour [00, 23]. [tm_hour] + __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2, + __io, __tmperr); + break; + case 'I': + // Hour [01, 12]. [tm_hour] + __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2, + __io, __tmperr); + break; + case 'm': + // Month [01, 12]. [tm_mon] + __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, + __io, __tmperr); + if (!__tmperr) + __tm->tm_mon = __mem - 1; + break; + case 'M': + // Minute [00, 59]. [tm_min] + __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2, + __io, __tmperr); + break; + case 'n': + if (__ctype.narrow(*__beg, 0) == '\n') + ++__beg; + else + __tmperr |= ios_base::failbit; + break; + case 'R': + // Equivalent to (%H:%M). + __cs = "%H:%M"; + __ctype.widen(__cs, __cs + 6, __wcs); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __wcs); + break; + case 'S': + // Seconds. [tm_sec] + // [00, 60] in C99 (one leap-second), [00, 61] in C89. +#ifdef _GLIBCXX_USE_C99 + __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 60, 2, +#else + __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 61, 2, +#endif + __io, __tmperr); + break; + case 't': + if (__ctype.narrow(*__beg, 0) == '\t') + ++__beg; + else + __tmperr |= ios_base::failbit; + break; + case 'T': + // Equivalent to (%H:%M:%S). + __cs = "%H:%M:%S"; + __ctype.widen(__cs, __cs + 9, __wcs); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __wcs); + break; + case 'x': + // Locale's date. + const char_type* __dates[2]; + __tp._M_date_formats(__dates); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __dates[0]); + break; + case 'X': + // Locale's time. + const char_type* __times[2]; + __tp._M_time_formats(__times); + __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, + __tm, __times[0]); + break; + case 'y': + case 'C': // C99 + // Two digit year. [tm_year] + __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2, + __io, __tmperr); + break; + case 'Y': + // Year [1900). [tm_year] + __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4, + __io, __tmperr); + if (!__tmperr) + __tm->tm_year = __mem - 1900; + break; + case 'Z': + // Timezone info. + if (__ctype.is(ctype_base::upper, *__beg)) + { + int __tmp; + __beg = _M_extract_name(__beg, __end, __tmp, + __timepunct_cache<_CharT>::_S_timezones, + 14, __io, __tmperr); + + // GMT requires special effort. + if (__beg != __end && !__tmperr && __tmp == 0 + && (*__beg == __ctype.widen('-') + || *__beg == __ctype.widen('+'))) + { + __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2, + __io, __tmperr); + __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2, + __io, __tmperr); + } + } + else + __tmperr |= ios_base::failbit; + break; + default: + // Not recognized. + __tmperr |= ios_base::failbit; + } + } + else + { + // Verify format and input match, extract and discard. + if (__format[__i] == *__beg) + ++__beg; + else + __tmperr |= ios_base::failbit; + } + } + + if (__tmperr) + __err |= ios_base::failbit; + + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + _M_extract_num(iter_type __beg, iter_type __end, int& __member, + int __min, int __max, size_t __len, + ios_base& __io, ios_base::iostate& __err) const + { + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + // As-is works for __len = 1, 2, 4, the values actually used. + int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1); + + ++__min; + size_t __i = 0; + int __value = 0; + for (; __beg != __end && __i < __len; ++__beg, ++__i) + { + const char __c = __ctype.narrow(*__beg, '*'); + if (__c >= '0' && __c <= '9') + { + __value = __value * 10 + (__c - '0'); + const int __valuec = __value * __mult; + if (__valuec > __max || __valuec + __mult < __min) + break; + __mult /= 10; + } + else + break; + } + if (__i == __len) + __member = __value; + else + __err |= ios_base::failbit; + + return __beg; + } + + // Assumptions: + // All elements in __names are unique. + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + _M_extract_name(iter_type __beg, iter_type __end, int& __member, + const _CharT** __names, size_t __indexlen, + ios_base& __io, ios_base::iostate& __err) const + { + typedef char_traits<_CharT> __traits_type; + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) + * __indexlen)); + size_t __nmatches = 0; + size_t __pos = 0; + bool __testvalid = true; + const char_type* __name; + + // Look for initial matches. + // NB: Some of the locale data is in the form of all lowercase + // names, and some is in the form of initially-capitalized + // names. Look for both. + if (__beg != __end) + { + const char_type __c = *__beg; + for (size_t __i1 = 0; __i1 < __indexlen; ++__i1) + if (__c == __names[__i1][0] + || __c == __ctype.toupper(__names[__i1][0])) + __matches[__nmatches++] = __i1; + } + + while (__nmatches > 1) + { + // Find smallest matching string. + size_t __minlen = __traits_type::length(__names[__matches[0]]); + for (size_t __i2 = 1; __i2 < __nmatches; ++__i2) + __minlen = std::min(__minlen, + __traits_type::length(__names[__matches[__i2]])); + ++__beg, ++__pos; + if (__pos < __minlen && __beg != __end) + for (size_t __i3 = 0; __i3 < __nmatches;) + { + __name = __names[__matches[__i3]]; + if (!(__name[__pos] == *__beg)) + __matches[__i3] = __matches[--__nmatches]; + else + ++__i3; + } + else + break; + } + + if (__nmatches == 1) + { + // Make sure found name is completely extracted. + ++__beg, ++__pos; + __name = __names[__matches[0]]; + const size_t __len = __traits_type::length(__name); + while (__pos < __len && __beg != __end && __name[__pos] == *__beg) + ++__beg, ++__pos; + + if (__len == __pos) + __member = __matches[0]; + else + __testvalid = false; + } + else + __testvalid = false; + if (!__testvalid) + __err |= ios_base::failbit; + + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + do_get_time(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, tm* __tm) const + { + const locale& __loc = __io._M_getloc(); + const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); + const char_type* __times[2]; + __tp._M_time_formats(__times); + __beg = _M_extract_via_format(__beg, __end, __io, __err, + __tm, __times[0]); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + do_get_date(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, tm* __tm) const + { + const locale& __loc = __io._M_getloc(); + const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); + const char_type* __dates[2]; + __tp._M_date_formats(__dates); + __beg = _M_extract_via_format(__beg, __end, __io, __err, + __tm, __dates[0]); + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, tm* __tm) const + { + typedef char_traits<_CharT> __traits_type; + const locale& __loc = __io._M_getloc(); + const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + const char_type* __days[7]; + __tp._M_days_abbreviated(__days); + int __tmpwday; + ios_base::iostate __tmperr = ios_base::goodbit; + __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, + __io, __tmperr); + + // Check to see if non-abbreviated name exists, and extract. + // NB: Assumes both _M_days and _M_days_abbreviated organized in + // exact same order, first to last, such that the resulting + // __days array with the same index points to a day, and that + // day's abbreviated form. + // NB: Also assumes that an abbreviated name is a subset of the name. + if (!__tmperr && __beg != __end) + { + size_t __pos = __traits_type::length(__days[__tmpwday]); + __tp._M_days(__days); + const char_type* __name = __days[__tmpwday]; + if (__name[__pos] == *__beg) + { + // Extract the rest of it. + const size_t __len = __traits_type::length(__name); + while (__pos < __len && __beg != __end + && __name[__pos] == *__beg) + ++__beg, ++__pos; + if (__len != __pos) + __tmperr |= ios_base::failbit; + } + } + if (!__tmperr) + __tm->tm_wday = __tmpwday; + else + __err |= ios_base::failbit; + + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + do_get_monthname(iter_type __beg, iter_type __end, + ios_base& __io, ios_base::iostate& __err, tm* __tm) const + { + typedef char_traits<_CharT> __traits_type; + const locale& __loc = __io._M_getloc(); + const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + const char_type* __months[12]; + __tp._M_months_abbreviated(__months); + int __tmpmon; + ios_base::iostate __tmperr = ios_base::goodbit; + __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12, + __io, __tmperr); + + // Check to see if non-abbreviated name exists, and extract. + // NB: Assumes both _M_months and _M_months_abbreviated organized in + // exact same order, first to last, such that the resulting + // __months array with the same index points to a month, and that + // month's abbreviated form. + // NB: Also assumes that an abbreviated name is a subset of the name. + if (!__tmperr && __beg != __end) + { + size_t __pos = __traits_type::length(__months[__tmpmon]); + __tp._M_months(__months); + const char_type* __name = __months[__tmpmon]; + if (__name[__pos] == *__beg) + { + // Extract the rest of it. + const size_t __len = __traits_type::length(__name); + while (__pos < __len && __beg != __end + && __name[__pos] == *__beg) + ++__beg, ++__pos; + if (__len != __pos) + __tmperr |= ios_base::failbit; + } + } + if (!__tmperr) + __tm->tm_mon = __tmpmon; + else + __err |= ios_base::failbit; + + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template<typename _CharT, typename _InIter> + _InIter + time_get<_CharT, _InIter>:: + do_get_year(iter_type __beg, iter_type __end, ios_base& __io, + ios_base::iostate& __err, tm* __tm) const + { + const locale& __loc = __io._M_getloc(); + const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); + + size_t __i = 0; + int __value = 0; + for (; __beg != __end && __i < 4; ++__beg, ++__i) + { + const char __c = __ctype.narrow(*__beg, '*'); + if (__c >= '0' && __c <= '9') + __value = __value * 10 + (__c - '0'); + else + break; + } + if (__i == 2 || __i == 4) + __tm->tm_year = __i == 2 ? __value : __value - 1900; + else + __err |= ios_base::failbit; + + if (__beg == __end) + __err |= ios_base::eofbit; + return __beg; + } + + template<typename _CharT, typename _OutIter> + _OutIter + time_put<_CharT, _OutIter>:: + put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm, + const _CharT* __beg, const _CharT* __end) const + { + const locale& __loc = __io._M_getloc(); + ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); + for (; __beg != __end; ++__beg) + if (__ctype.narrow(*__beg, 0) != '%') + { + *__s = *__beg; + ++__s; + } + else if (++__beg != __end) + { + char __format; + char __mod = 0; + const char __c = __ctype.narrow(*__beg, 0); + if (__c != 'E' && __c != 'O') + __format = __c; + else if (++__beg != __end) + { + __mod = __c; + __format = __ctype.narrow(*__beg, 0); + } + else + break; + __s = this->do_put(__s, __io, __fill, __tm, __format, __mod); + } + else + break; + return __s; + } + + template<typename _CharT, typename _OutIter> + _OutIter + time_put<_CharT, _OutIter>:: + do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm, + char __format, char __mod) const + { + const locale& __loc = __io._M_getloc(); + ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); + __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc); + + // NB: This size is arbitrary. Should this be a data member, + // initialized at construction? + const size_t __maxlen = 128; + char_type* __res = + static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen)); + + // NB: In IEE 1003.1-200x, and perhaps other locale models, it + // is possible that the format character will be longer than one + // character. Possibilities include 'E' or 'O' followed by a + // format character: if __mod is not the default argument, assume + // it's a valid modifier. + char_type __fmt[4]; + __fmt[0] = __ctype.widen('%'); + if (!__mod) + { + __fmt[1] = __format; + __fmt[2] = char_type(); + } + else + { + __fmt[1] = __mod; + __fmt[2] = __format; + __fmt[3] = char_type(); + } + + __tp._M_put(__res, __maxlen, __fmt, __tm); + + // Write resulting, fully-formatted string to output iterator. + return std::__write(__s, __res, char_traits<char_type>::length(__res)); + } + + + // Inhibit implicit instantiations for required instantiations, + // which are defined via explicit instantiations elsewhere. + // NB: This syntax is a GNU extension. +#if _GLIBCXX_EXTERN_TEMPLATE + extern template class moneypunct<char, false>; + extern template class moneypunct<char, true>; + extern template class moneypunct_byname<char, false>; + extern template class moneypunct_byname<char, true>; + extern template class _GLIBCXX_LDBL_NAMESPACE money_get<char>; + extern template class _GLIBCXX_LDBL_NAMESPACE money_put<char>; + extern template class __timepunct<char>; + extern template class time_put<char>; + extern template class time_put_byname<char>; + extern template class time_get<char>; + extern template class time_get_byname<char>; + extern template class messages<char>; + extern template class messages_byname<char>; + + extern template + const moneypunct<char, true>& + use_facet<moneypunct<char, true> >(const locale&); + + extern template + const moneypunct<char, false>& + use_facet<moneypunct<char, false> >(const locale&); + + extern template + const money_put<char>& + use_facet<money_put<char> >(const locale&); + + extern template + const money_get<char>& + use_facet<money_get<char> >(const locale&); + + extern template + const __timepunct<char>& + use_facet<__timepunct<char> >(const locale&); + + extern template + const time_put<char>& + use_facet<time_put<char> >(const locale&); + + extern template + const time_get<char>& + use_facet<time_get<char> >(const locale&); + + extern template + const messages<char>& + use_facet<messages<char> >(const locale&); + + extern template + bool + has_facet<moneypunct<char> >(const locale&); + + extern template + bool + has_facet<money_put<char> >(const locale&); + + extern template + bool + has_facet<money_get<char> >(const locale&); + + extern template + bool + has_facet<__timepunct<char> >(const locale&); + + extern template + bool + has_facet<time_put<char> >(const locale&); + + extern template + bool + has_facet<time_get<char> >(const locale&); + + extern template + bool + has_facet<messages<char> >(const locale&); + +#ifdef _GLIBCXX_USE_WCHAR_T + extern template class moneypunct<wchar_t, false>; + extern template class moneypunct<wchar_t, true>; + extern template class moneypunct_byname<wchar_t, false>; + extern template class moneypunct_byname<wchar_t, true>; + extern template class _GLIBCXX_LDBL_NAMESPACE money_get<wchar_t>; + extern template class _GLIBCXX_LDBL_NAMESPACE money_put<wchar_t>; + extern template class __timepunct<wchar_t>; + extern template class time_put<wchar_t>; + extern template class time_put_byname<wchar_t>; + extern template class time_get<wchar_t>; + extern template class time_get_byname<wchar_t>; + extern template class messages<wchar_t>; + extern template class messages_byname<wchar_t>; + + extern template + const moneypunct<wchar_t, true>& + use_facet<moneypunct<wchar_t, true> >(const locale&); + + extern template + const moneypunct<wchar_t, false>& + use_facet<moneypunct<wchar_t, false> >(const locale&); + + extern template + const money_put<wchar_t>& + use_facet<money_put<wchar_t> >(const locale&); + + extern template + const money_get<wchar_t>& + use_facet<money_get<wchar_t> >(const locale&); + + extern template + const __timepunct<wchar_t>& + use_facet<__timepunct<wchar_t> >(const locale&); + + extern template + const time_put<wchar_t>& + use_facet<time_put<wchar_t> >(const locale&); + + extern template + const time_get<wchar_t>& + use_facet<time_get<wchar_t> >(const locale&); + + extern template + const messages<wchar_t>& + use_facet<messages<wchar_t> >(const locale&); + + extern template + bool + has_facet<moneypunct<wchar_t> >(const locale&); + + extern template + bool + has_facet<money_put<wchar_t> >(const locale&); + + extern template + bool + has_facet<money_get<wchar_t> >(const locale&); + + extern template + bool + has_facet<__timepunct<wchar_t> >(const locale&); + + extern template + bool + has_facet<time_put<wchar_t> >(const locale&); + + extern template + bool + has_facet<time_get<wchar_t> >(const locale&); + + extern template + bool + has_facet<messages<wchar_t> >(const locale&); +#endif +#endif + +_GLIBCXX_END_NAMESPACE + +#endif |