| // Locale support -*- C++ -*- |
| |
| // Copyright (C) 2007-2022 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 bits/locale_facets_nonio.tcc |
| * This is an internal header file, included by other library headers. |
| * Do not attempt to use it directly. @headername{locale} |
| */ |
| |
| #ifndef _LOCALE_FACETS_NONIO_TCC |
| #define _LOCALE_FACETS_NONIO_TCC 1 |
| |
| #pragma GCC system_header |
| |
| namespace std _GLIBCXX_VISIBILITY(default) |
| { |
| _GLIBCXX_BEGIN_NAMESPACE_VERSION |
| |
| 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 = 0; |
| __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) |
| { |
| const moneypunct<_CharT, _Intl>& __mp = |
| use_facet<moneypunct<_CharT, _Intl> >(__loc); |
| |
| struct _Scoped_str |
| { |
| size_t _M_len; |
| _CharT* _M_str; |
| |
| explicit |
| _Scoped_str(const basic_string<_CharT>& __str) |
| : _M_len(__str.size()), _M_str(new _CharT[_M_len]) |
| { __str.copy(_M_str, _M_len); } |
| |
| ~_Scoped_str() { delete[] _M_str; } |
| |
| void |
| _M_release(const _CharT*& __p, size_t& __n) |
| { |
| __p = _M_str; |
| __n = _M_len; |
| _M_str = 0; |
| } |
| }; |
| |
| _Scoped_str __curr_symbol(__mp.curr_symbol()); |
| _Scoped_str __positive_sign(__mp.positive_sign()); |
| _Scoped_str __negative_sign(__mp.negative_sign()); |
| |
| const string& __g = __mp.grouping(); |
| const size_t __g_size = __g.size(); |
| char* const __grouping = new char[__g_size]; |
| __g.copy(__grouping, __g_size); |
| |
| // All allocations succeeded without throwing, OK to modify *this now. |
| |
| _M_grouping = __grouping; |
| _M_grouping_size = __g_size; |
| _M_use_grouping = (__g_size |
| && static_cast<signed char>(__grouping[0]) > 0 |
| && (__grouping[0] |
| != __gnu_cxx::__numeric_traits<char>::__max)); |
| |
| _M_decimal_point = __mp.decimal_point(); |
| _M_thousands_sep = __mp.thousands_sep(); |
| |
| __curr_symbol._M_release(_M_curr_symbol, _M_curr_symbol_size); |
| __positive_sign._M_release(_M_positive_sign, _M_positive_sign_size); |
| __negative_sign._M_release(_M_negative_sign, _M_negative_sign_size); |
| |
| _M_frac_digits = __mp.frac_digits(); |
| _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); |
| |
| _M_allocated = true; |
| } |
| |
| _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 |
| |
| 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, (void)++__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; |
| // fallthrough |
| 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, (void)++__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__ \ |
| && (_GLIBCXX_USE_CXX11_ABI == 0 || defined __LONG_DOUBLE_IEEE128__) |
| 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; |
| } |
| |
| #if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ |
| && defined __LONG_DOUBLE_IEEE128__ |
| 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, __ibm128& __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 _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__ \ |
| && (_GLIBCXX_USE_CXX11_ABI == 0 || defined __LONG_DOUBLE_IEEE128__) |
| 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); |
| #if _GLIBCXX_USE_C99_STDIO |
| // 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); } |
| |
| #if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \ |
| && defined __LONG_DOUBLE_IEEE128__ |
| extern "C" |
| __typeof__(__builtin_snprintf) __glibcxx_snprintfibm128 __asm__("snprintf"); |
| |
| template<typename _CharT, typename _OutIter> |
| _OutIter |
| money_put<_CharT, _OutIter>:: |
| __do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill, |
| __ibm128 __units) const |
| { |
| const locale __loc = __io.getloc(); |
| const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
| // First try a buffer perhaps big enough. |
| int __cs_size = 64; |
| char* __cs = static_cast<char*>(__builtin_alloca(__cs_size)); |
| const __c_locale __old = __gnu_cxx::__uselocale(_S_get_c_locale()); |
| |
| // _GLIBCXX_RESOLVE_LIB_DEFECTS |
| // 328. Bad sprintf format modifier in money_put<>::do_put() |
| int __len = __glibcxx_snprintfibm128(__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 = __glibcxx_snprintfibm128(__cs, __cs_size, "%.*Lf", 0, |
| __units); |
| } |
| __gnu_cxx::__uselocale(__old); |
| 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); |
| } |
| #endif |
| |
| _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 |
| |
| // 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 strptime 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, |
| __time_get_state &__state) 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; |
| size_t __i = 0; |
| for (; __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': |
| case 'A': |
| // Weekday name (possibly abbreviated) [tm_wday] |
| const char_type* __days[14]; |
| __tp._M_days(&__days[0]); |
| __tp._M_days_abbreviated(&__days[7]); |
| __beg = _M_extract_name(__beg, __end, __mem, __days, |
| 14, __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_wday = __mem % 7; |
| __state._M_have_wday = 1; |
| } |
| break; |
| case 'h': |
| case 'b': |
| case 'B': |
| // Month name (possibly abbreviated) [tm_mon] |
| const char_type* __months[24]; |
| __tp._M_months(&__months[0]); |
| __tp._M_months_abbreviated(&__months[12]); |
| __beg = _M_extract_name(__beg, __end, __mem, |
| __months, 24, __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_mon = __mem % 12; |
| __state._M_have_mon = 1; |
| __state._M_want_xday = 1; |
| } |
| 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], __state); |
| if (!__tmperr) |
| __state._M_want_xday = 1; |
| break; |
| case 'C': |
| // Century. |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 99, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __state._M_century = __mem; |
| __state._M_have_century = 1; |
| __state._M_want_xday = 1; |
| } |
| break; |
| case 'd': |
| case 'e': |
| // Day [1, 31]. [tm_mday] |
| if (__ctype.is(ctype_base::space, *__beg)) |
| ++__beg; |
| __beg = _M_extract_num(__beg, __end, __mem, 1, 31, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_mday = __mem; |
| __state._M_have_mday = 1; |
| __state._M_want_xday = 1; |
| } |
| 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, __state); |
| if (!__tmperr) |
| __state._M_want_xday = 1; |
| break; |
| case 'H': |
| // Hour [00, 23]. [tm_hour] |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 23, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_hour = __mem; |
| __state._M_have_I = 0; |
| } |
| break; |
| case 'I': |
| // Hour [01, 12]. [tm_hour] |
| __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_hour = __mem % 12; |
| __state._M_have_I = 1; |
| } |
| break; |
| case 'j': |
| // Day number of year. |
| __beg = _M_extract_num(__beg, __end, __mem, 1, 366, 3, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_yday = __mem - 1; |
| __state._M_have_yday = 1; |
| } |
| 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; |
| __state._M_have_mon = 1; |
| } |
| break; |
| case 'M': |
| // Minute [00, 59]. [tm_min] |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 59, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| __tm->tm_min = __mem; |
| break; |
| case 'n': |
| case 't': |
| while (__beg != __end |
| && __ctype.is(ctype_base::space, *__beg)) |
| ++__beg; |
| break; |
| case 'p': |
| // Locale's a.m. or p.m. |
| const char_type* __ampm[2]; |
| __tp._M_am_pm(&__ampm[0]); |
| if (!__ampm[0][0] || !__ampm[1][0]) |
| break; |
| __beg = _M_extract_name(__beg, __end, __mem, __ampm, |
| 2, __io, __tmperr); |
| if (!__tmperr && __mem) |
| __state._M_is_pm = 1; |
| break; |
| case 'r': |
| // Locale's 12-hour clock time format (in C %I:%M:%S %p). |
| const char_type* __ampm_format; |
| __tp._M_am_pm_format(&__ampm_format); |
| __beg = _M_extract_via_format(__beg, __end, __io, __tmperr, |
| __tm, __ampm_format, __state); |
| 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, __state); |
| break; |
| case 'S': |
| // Seconds. [tm_sec] |
| // [00, 60] in C99 (one leap-second), [00, 61] in C89. |
| #if _GLIBCXX_USE_C99 |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 60, 2, |
| #else |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 61, 2, |
| #endif |
| __io, __tmperr); |
| if (!__tmperr) |
| __tm->tm_sec = __mem; |
| 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, __state); |
| break; |
| case 'U': |
| // Week number of the year (Sunday as first day of week). |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 53, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __state._M_week_no = __mem; |
| __state._M_have_uweek = 1; |
| } |
| break; |
| case 'w': |
| // Weekday [tm_wday] |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 6, 1, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_wday = __mem; |
| __state._M_have_wday = 1; |
| } |
| break; |
| case 'W': |
| // Week number of the year (Monday as first day of week). |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 53, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __state._M_week_no = __mem; |
| __state._M_have_wweek = 1; |
| } |
| 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], __state); |
| 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], __state); |
| break; |
| case 'y': |
| // The last 2 digits of year. |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 99, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __state._M_want_century = 1; |
| __state._M_want_xday = 1; |
| // As an extension, if the 2 digits are followed by |
| // 1-2 further digits, treat it like %Y. |
| __c = 0; |
| if (__beg != __end) |
| __c = __ctype.narrow(*__beg, '*'); |
| if (__c >= '0' && __c <= '9') |
| { |
| ++__beg; |
| __mem = __mem * 10 + (__c - '0'); |
| if (__beg != __end) |
| { |
| __c = __ctype.narrow(*__beg, '*'); |
| if (__c >= '0' && __c <= '9') |
| { |
| ++__beg; |
| __mem = __mem * 10 + (__c - '0'); |
| } |
| } |
| __mem -= 1900; |
| __state._M_want_century = 0; |
| } |
| // Otherwise, as per POSIX 2008, 00-68 is 2000-2068, |
| // while 69-99 is 1969-1999. |
| else if (__mem < 69) |
| __mem += 100; |
| __tm->tm_year = __mem; |
| } |
| break; |
| case 'Y': |
| // Year. |
| __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| __tm->tm_year = __mem - 1900; |
| __state._M_want_century = 0; |
| __state._M_want_xday = 1; |
| } |
| 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; |
| case '%': |
| if (*__beg == __ctype.widen('%')) |
| ++__beg; |
| else |
| __tmperr |= ios_base::failbit; |
| break; |
| default: |
| // Not recognized. |
| __tmperr |= ios_base::failbit; |
| } |
| } |
| else if (__ctype.is(ctype_base::space, __format[__i])) |
| { |
| // Skip any whitespace. |
| while (__beg != __end |
| && __ctype.is(ctype_base::space, *__beg)) |
| ++__beg; |
| } |
| else |
| { |
| // Verify format and input match, extract and discard. |
| // TODO real case-insensitive comparison |
| if (__ctype.tolower(__format[__i]) == __ctype.tolower(*__beg) |
| || __ctype.toupper(__format[__i]) == __ctype.toupper(*__beg)) |
| ++__beg; |
| else |
| __tmperr |= ios_base::failbit; |
| } |
| } |
| |
| if (__tmperr || __i != __len) |
| __err |= ios_base::failbit; |
| |
| return __beg; |
| } |
| |
| 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 |
| { |
| __time_get_state __state = __time_get_state(); |
| return _M_extract_via_format(__beg, __end, __io, __err, __tm, |
| __format, __state); |
| } |
| |
| 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); |
| |
| size_t __i = 0; |
| int __value = 0; |
| for (; __beg != __end && __i < __len; ++__beg, (void)++__i) |
| { |
| const char __c = __ctype.narrow(*__beg, '*'); |
| if (__c >= '0' && __c <= '9') |
| { |
| __value = __value * 10 + (__c - '0'); |
| if (__value > __max) |
| break; |
| } |
| else |
| break; |
| } |
| if (__i && __value >= __min && __value <= __max) |
| __member = __value; |
| else |
| __err |= ios_base::failbit; |
| |
| return __beg; |
| } |
| |
| // Assumptions: |
| // All elements in __names are unique, except if __indexlen is |
| // even __names in the first half could be the same as corresponding |
| // __names in the second half (May is abbreviated as May). Some __names |
| // elements could be prefixes of other __names elements. |
| 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); |
| |
| size_t* __matches |
| = static_cast<size_t*>(__builtin_alloca(2 * sizeof(size_t) |
| * __indexlen)); |
| size_t* __lengths = __matches + __indexlen; |
| size_t __nmatches = 0; |
| size_t __pos = 0; |
| bool __testvalid = true; |
| const char_type* __name; |
| bool __begupdated = false; |
| |
| // Look for initial matches. |
| if (__beg != __end) |
| { |
| const char_type __c = *__beg; |
| // TODO real case-insensitive comparison |
| const char_type __cl = __ctype.tolower(__c); |
| const char_type __cu = __ctype.toupper(__c); |
| for (size_t __i1 = 0; __i1 < __indexlen; ++__i1) |
| if (__cl == __ctype.tolower(__names[__i1][0]) |
| || __cu == __ctype.toupper(__names[__i1][0])) |
| { |
| __lengths[__nmatches] |
| = __traits_type::length(__names[__i1]); |
| __matches[__nmatches++] = __i1; |
| } |
| } |
| |
| while (__nmatches > 1) |
| { |
| // Find smallest matching string. |
| size_t __minlen = __lengths[0]; |
| for (size_t __i2 = 1; __i2 < __nmatches; ++__i2) |
| __minlen = std::min(__minlen, __lengths[__i2]); |
| ++__pos; |
| ++__beg; |
| if (__pos == __minlen) |
| { |
| // If some match has remaining length of 0, |
| // need to decide if any match with remaining |
| // length non-zero matches the next character. |
| // If so, remove all matches with remaining length |
| // 0 from consideration, otherwise keep only matches |
| // with remaining length 0. |
| bool __match_longer = false; |
| |
| if (__beg != __end) |
| { |
| // TODO real case-insensitive comparison |
| const char_type __cl = __ctype.tolower(*__beg); |
| const char_type __cu = __ctype.toupper(*__beg); |
| for (size_t __i3 = 0; __i3 < __nmatches; ++__i3) |
| { |
| __name = __names[__matches[__i3]]; |
| if (__lengths[__i3] > __pos |
| && (__ctype.tolower(__name[__pos]) == __cl |
| || __ctype.toupper(__name[__pos]) == __cu)) |
| { |
| __match_longer = true; |
| break; |
| } |
| } |
| } |
| for (size_t __i4 = 0; __i4 < __nmatches;) |
| if (__match_longer == (__lengths[__i4] == __pos)) |
| { |
| __matches[__i4] = __matches[--__nmatches]; |
| __lengths[__i4] = __lengths[__nmatches]; |
| } |
| else |
| ++__i4; |
| if (__match_longer) |
| { |
| __minlen = __lengths[0]; |
| for (size_t __i5 = 1; __i5 < __nmatches; ++__i5) |
| __minlen = std::min(__minlen, __lengths[__i5]); |
| } |
| else |
| { |
| // Deal with May being full as well as abbreviated month |
| // name. Pick the smaller index. |
| if (__nmatches == 2 && (__indexlen & 1) == 0) |
| { |
| if (__matches[0] < __indexlen / 2) |
| { |
| if (__matches[1] == __matches[0] + __indexlen / 2) |
| __nmatches = 1; |
| } |
| else if (__matches[1] == __matches[0] - __indexlen / 2) |
| { |
| __matches[0] = __matches[1]; |
| __lengths[0] = __lengths[1]; |
| __nmatches = 1; |
| } |
| } |
| __begupdated = true; |
| break; |
| } |
| } |
| if (__pos < __minlen && __beg != __end) |
| { |
| // TODO real case-insensitive comparison |
| const char_type __cl = __ctype.tolower(*__beg); |
| const char_type __cu = __ctype.toupper(*__beg); |
| for (size_t __i6 = 0; __i6 < __nmatches;) |
| { |
| __name = __names[__matches[__i6]]; |
| if (__ctype.tolower(__name[__pos]) != __cl |
| && __ctype.toupper(__name[__pos]) != __cu) |
| { |
| __matches[__i6] = __matches[--__nmatches]; |
| __lengths[__i6] = __lengths[__nmatches]; |
| } |
| else |
| ++__i6; |
| } |
| } |
| else |
| break; |
| } |
| |
| if (__nmatches == 1) |
| { |
| // Make sure found name is completely extracted. |
| if (!__begupdated) |
| { |
| ++__beg; |
| ++__pos; |
| } |
| __name = __names[__matches[0]]; |
| const size_t __len = __lengths[0]; |
| while (__pos < __len |
| && __beg != __end |
| // TODO real case-insensitive comparison |
| && (__ctype.tolower(__name[__pos]) == __ctype.tolower(*__beg) |
| || (__ctype.toupper(__name[__pos]) |
| == __ctype.toupper(*__beg)))) |
| ++__beg, (void)++__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>:: |
| _M_extract_wday_or_month(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(2 * sizeof(int) |
| * __indexlen)); |
| size_t __nmatches = 0; |
| size_t* __matches_lengths = 0; |
| size_t __pos = 0; |
| |
| if (__beg != __end) |
| { |
| const char_type __c = *__beg; |
| for (size_t __i = 0; __i < 2 * __indexlen; ++__i) |
| if (__c == __names[__i][0] |
| || __c == __ctype.toupper(__names[__i][0])) |
| __matches[__nmatches++] = __i; |
| } |
| |
| if (__nmatches) |
| { |
| ++__beg; |
| ++__pos; |
| |
| __matches_lengths |
| = static_cast<size_t*>(__builtin_alloca(sizeof(size_t) |
| * __nmatches)); |
| for (size_t __i = 0; __i < __nmatches; ++__i) |
| __matches_lengths[__i] |
| = __traits_type::length(__names[__matches[__i]]); |
| } |
| |
| for (; __beg != __end; ++__beg, (void)++__pos) |
| { |
| size_t __nskipped = 0; |
| const char_type __c = *__beg; |
| for (size_t __i = 0; __i < __nmatches;) |
| { |
| const char_type* __name = __names[__matches[__i]]; |
| if (__pos >= __matches_lengths[__i]) |
| ++__nskipped, ++__i; |
| else if (!(__name[__pos] == __c)) |
| { |
| --__nmatches; |
| __matches[__i] = __matches[__nmatches]; |
| __matches_lengths[__i] = __matches_lengths[__nmatches]; |
| } |
| else |
| ++__i; |
| } |
| if (__nskipped == __nmatches) |
| break; |
| } |
| |
| if ((__nmatches == 1 && __matches_lengths[0] == __pos) |
| || (__nmatches == 2 && (__matches_lengths[0] == __pos |
| || __matches_lengths[1] == __pos))) |
| __member = (__matches[0] >= (int)__indexlen |
| ? __matches[0] - (int)__indexlen : __matches[0]); |
| else |
| __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); |
| __time_get_state __state = __time_get_state(); |
| __beg = _M_extract_via_format(__beg, __end, __io, __err, |
| __tm, __times[0], __state); |
| __state._M_finalize_state(__tm); |
| 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); |
| __time_get_state __state = __time_get_state(); |
| __beg = _M_extract_via_format(__beg, __end, __io, __err, |
| __tm, __dates[0], __state); |
| __state._M_finalize_state(__tm); |
| 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 |
| { |
| const locale& __loc = __io._M_getloc(); |
| const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
| const char_type* __days[14]; |
| __tp._M_days_abbreviated(__days); |
| __tp._M_days(__days + 7); |
| int __tmpwday; |
| ios_base::iostate __tmperr = ios_base::goodbit; |
| |
| __beg = _M_extract_wday_or_month(__beg, __end, __tmpwday, __days, 7, |
| __io, __tmperr); |
| 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 |
| { |
| const locale& __loc = __io._M_getloc(); |
| const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc); |
| const char_type* __months[24]; |
| __tp._M_months_abbreviated(__months); |
| __tp._M_months(__months + 12); |
| int __tmpmon; |
| ios_base::iostate __tmperr = ios_base::goodbit; |
| |
| __beg = _M_extract_wday_or_month(__beg, __end, __tmpmon, __months, 12, |
| __io, __tmperr); |
| 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 |
| { |
| int __tmpyear; |
| ios_base::iostate __tmperr = ios_base::goodbit; |
| const locale& __loc = __io._M_getloc(); |
| const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc); |
| |
| __beg = _M_extract_num(__beg, __end, __tmpyear, 0, 99, 2, |
| __io, __tmperr); |
| if (!__tmperr) |
| { |
| char __c = 0; |
| if (__beg != __end) |
| __c = __ctype.narrow(*__beg, '*'); |
| // For 1-2 digit year, assume 69-99 is 1969-1999, 0-68 is 2000-2068. |
| // For 3-4 digit year, use it as year. |
| // __tm->tm_year needs year - 1900 though. |
| if (__c >= '0' && __c <= '9') |
| { |
| ++__beg; |
| __tmpyear = __tmpyear * 10 + (__c - '0'); |
| if (__beg != __end) |
| { |
| __c = __ctype.narrow(*__beg, '*'); |
| if (__c >= '0' && __c <= '9') |
| { |
| ++__beg; |
| __tmpyear = __tmpyear * 10 + (__c - '0'); |
| } |
| } |
| __tmpyear -= 1900; |
| } |
| else if (__tmpyear < 69) |
| __tmpyear += 100; |
| __tm->tm_year = __tmpyear; |
| } |
| else |
| __err |= ios_base::failbit; |
| |
| if (__beg == __end) |
| __err |= ios_base::eofbit; |
| return __beg; |
| } |
| |
| #if __cplusplus >= 201103L |
| template<typename _CharT, typename _InIter> |
| inline |
| _InIter |
| time_get<_CharT, _InIter>:: |
| get(iter_type __s, iter_type __end, ios_base& __io, |
| ios_base::iostate& __err, tm* __tm, const char_type* __fmt, |
| const char_type* __fmtend) const |
| { |
| const locale& __loc = __io._M_getloc(); |
| ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
| __err = ios_base::goodbit; |
| bool __use_state = false; |
| #if __GNUC__ >= 5 && !defined(__clang__) |
| #pragma GCC diagnostic push |
| #pragma GCC diagnostic ignored "-Wpmf-conversions" |
| // Nasty hack. The C++ standard mandates that get invokes the do_get |
| // virtual method, but unfortunately at least without an ABI change |
| // for the facets we can't keep state across the different do_get |
| // calls. So e.g. if __fmt is "%p %I:%M:%S", we can't handle it |
| // properly, because we first handle the %p am/pm specifier and only |
| // later the 12-hour format specifier. |
| if ((void*)(this->*(&time_get::do_get)) == (void*)(&time_get::do_get)) |
| __use_state = true; |
| #pragma GCC diagnostic pop |
| #endif |
| __time_get_state __state = __time_get_state(); |
| while (__fmt != __fmtend && |
| __err == ios_base::goodbit) |
| { |
| if (__s == __end) |
| { |
| __err = ios_base::eofbit | ios_base::failbit; |
| break; |
| } |
| else if (__ctype.narrow(*__fmt, 0) == '%') |
| { |
| const char_type* __fmt_start = __fmt; |
| char __format; |
| char __mod = 0; |
| if (++__fmt == __fmtend) |
| { |
| __err = ios_base::failbit; |
| break; |
| } |
| const char __c = __ctype.narrow(*__fmt, 0); |
| if (__c != 'E' && __c != 'O') |
| __format = __c; |
| else if (++__fmt != __fmtend) |
| { |
| __mod = __c; |
| __format = __ctype.narrow(*__fmt, 0); |
| } |
| else |
| { |
| __err = ios_base::failbit; |
| break; |
| } |
| if (__use_state) |
| { |
| char_type __new_fmt[4]; |
| __new_fmt[0] = __fmt_start[0]; |
| __new_fmt[1] = __fmt_start[1]; |
| if (__mod) |
| { |
| __new_fmt[2] = __fmt_start[2]; |
| __new_fmt[3] = char_type(); |
| } |
| else |
| __new_fmt[2] = char_type(); |
| __s = _M_extract_via_format(__s, __end, __io, __err, __tm, |
| __new_fmt, __state); |
| if (__s == __end) |
| __err |= ios_base::eofbit; |
| } |
| else |
| __s = this->do_get(__s, __end, __io, __err, __tm, __format, |
| __mod); |
| ++__fmt; |
| } |
| else if (__ctype.is(ctype_base::space, *__fmt)) |
| { |
| ++__fmt; |
| while (__fmt != __fmtend && |
| __ctype.is(ctype_base::space, *__fmt)) |
| ++__fmt; |
| |
| while (__s != __end && |
| __ctype.is(ctype_base::space, *__s)) |
| ++__s; |
| } |
| // TODO real case-insensitive comparison |
| else if (__ctype.tolower(*__s) == __ctype.tolower(*__fmt) || |
| __ctype.toupper(*__s) == __ctype.toupper(*__fmt)) |
| { |
| ++__s; |
| ++__fmt; |
| } |
| else |
| { |
| __err = ios_base::failbit; |
| break; |
| } |
| } |
| if (__use_state) |
| __state._M_finalize_state(__tm); |
| return __s; |
| } |
| |
| template<typename _CharT, typename _InIter> |
| inline |
| _InIter |
| time_get<_CharT, _InIter>:: |
| do_get(iter_type __beg, iter_type __end, ios_base& __io, |
| ios_base::iostate& __err, tm* __tm, |
| char __format, char __mod) const |
| { |
| const locale& __loc = __io._M_getloc(); |
| ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc); |
| __err = ios_base::goodbit; |
| |
| 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(); |
| } |
| |
| __time_get_state __state = __time_get_state(); |
| __beg = _M_extract_via_format(__beg, __end, __io, __err, __tm, __fmt, |
| __state); |
| __state._M_finalize_state(__tm); |
| if (__beg == __end) |
| __err |= ios_base::eofbit; |
| return __beg; |
| } |
| |
| #endif // __cplusplus >= 201103L |
| |
| 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[__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. |
| #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_NAMESPACE_LDBL_OR_CXX11 money_get<char>; |
| extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 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>* |
| __try_use_facet<moneypunct<char, true> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const moneypunct<char, false>* |
| __try_use_facet<moneypunct<char, false> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const money_put<char>* |
| __try_use_facet<money_put<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const money_get<char>* |
| __try_use_facet<money_get<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const __timepunct<char>* |
| __try_use_facet<__timepunct<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const time_put<char>* |
| __try_use_facet<time_put<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const time_get<char>* |
| __try_use_facet<time_get<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const messages<char>* |
| __try_use_facet<messages<char> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| 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_NAMESPACE_LDBL_OR_CXX11 money_get<wchar_t>; |
| extern template class _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 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>* |
| __try_use_facet<moneypunct<wchar_t, true> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const moneypunct<wchar_t, false>* |
| __try_use_facet<moneypunct<wchar_t, false> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const money_put<wchar_t>* |
| __try_use_facet<money_put<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const money_get<wchar_t>* |
| __try_use_facet<money_get<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const __timepunct<wchar_t>* |
| __try_use_facet<__timepunct<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const time_put<wchar_t>* |
| __try_use_facet<time_put<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const time_get<wchar_t>* |
| __try_use_facet<time_get<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| extern template |
| const messages<wchar_t>* |
| __try_use_facet<messages<wchar_t> >(const locale&) _GLIBCXX_NOTHROW; |
| |
| 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_VERSION |
| } // namespace std |
| |
| #endif |
