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jlechner |
// Locale support -*- C++ -*-
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// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
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// Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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/** @file locale_facets.tcc
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* This is an internal header file, included by other library headers.
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* You should not attempt to use it directly.
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*/
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#ifndef _LOCALE_FACETS_TCC
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#define _LOCALE_FACETS_TCC 1
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#pragma GCC system_header
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#include // For numeric_limits
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#include // For bad_cast.
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#include
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namespace std
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{
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template
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locale
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locale::combine(const locale& __other) const
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{
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_Impl* __tmp = new _Impl(*_M_impl, 1);
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try
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{
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__tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
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}
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catch(...)
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{
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__tmp->_M_remove_reference();
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__throw_exception_again;
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}
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return locale(__tmp);
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}
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template
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bool
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locale::operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
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const basic_string<_CharT, _Traits, _Alloc>& __s2) const
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{
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typedef std::collate<_CharT> __collate_type;
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const __collate_type& __collate = use_facet<__collate_type>(*this);
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return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
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__s2.data(), __s2.data() + __s2.length()) < 0);
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}
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/**
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* @brief Test for the presence of a facet.
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*
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* has_facet tests the locale argument for the presence of the facet type
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* provided as the template parameter. Facets derived from the facet
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* parameter will also return true.
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*
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* @param Facet The facet type to test the presence of.
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* @param locale The locale to test.
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* @return true if locale contains a facet of type Facet, else false.
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*/
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template
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inline bool
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has_facet(const locale& __loc) throw()
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{
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const size_t __i = _Facet::id._M_id();
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const locale::facet** __facets = __loc._M_impl->_M_facets;
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return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
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}
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/**
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* @brief Return a facet.
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*
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* use_facet looks for and returns a reference to a facet of type Facet
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* where Facet is the template parameter. If has_facet(locale) is true,
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* there is a suitable facet to return. It throws std::bad_cast if the
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* locale doesn't contain a facet of type Facet.
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*
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* @param Facet The facet type to access.
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* @param locale The locale to use.
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* @return Reference to facet of type Facet.
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* @throw std::bad_cast if locale doesn't contain a facet of type Facet.
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*/
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template
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inline const _Facet&
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use_facet(const locale& __loc)
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{
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const size_t __i = _Facet::id._M_id();
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const locale::facet** __facets = __loc._M_impl->_M_facets;
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if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i]))
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__throw_bad_cast();
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return static_cast(*__facets[__i]);
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}
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// Routine to access a cache for the facet. If the cache didn't
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// exist before, it gets constructed on the fly.
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template
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struct __use_cache
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{
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const _Facet*
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operator() (const locale& __loc) const;
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};
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// Specializations.
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template
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struct __use_cache<__numpunct_cache<_CharT> >
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{
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const __numpunct_cache<_CharT>*
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operator() (const locale& __loc) const
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{
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const size_t __i = numpunct<_CharT>::id._M_id();
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const locale::facet** __caches = __loc._M_impl->_M_caches;
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if (!__caches[__i])
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{
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__numpunct_cache<_CharT>* __tmp = NULL;
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try
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{
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__tmp = new __numpunct_cache<_CharT>;
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__tmp->_M_cache(__loc);
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}
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catch(...)
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{
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delete __tmp;
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__throw_exception_again;
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}
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__loc._M_impl->_M_install_cache(__tmp, __i);
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}
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return static_cast*>(__caches[__i]);
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}
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};
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template
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struct __use_cache<__moneypunct_cache<_CharT, _Intl> >
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{
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const __moneypunct_cache<_CharT, _Intl>*
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operator() (const locale& __loc) const
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{
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const size_t __i = moneypunct<_CharT, _Intl>::id._M_id();
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const locale::facet** __caches = __loc._M_impl->_M_caches;
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if (!__caches[__i])
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{
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__moneypunct_cache<_CharT, _Intl>* __tmp = NULL;
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try
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{
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__tmp = new __moneypunct_cache<_CharT, _Intl>;
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__tmp->_M_cache(__loc);
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}
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catch(...)
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{
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delete __tmp;
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__throw_exception_again;
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}
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__loc._M_impl->_M_install_cache(__tmp, __i);
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}
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return static_cast<
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const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]);
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}
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};
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template
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void
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__numpunct_cache<_CharT>::_M_cache(const locale& __loc)
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{
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_M_allocated = true;
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const numpunct<_CharT>& __np = use_facet >(__loc);
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_M_grouping_size = __np.grouping().size();
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char* __grouping = new char[_M_grouping_size];
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__np.grouping().copy(__grouping, _M_grouping_size);
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_M_grouping = __grouping;
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_M_use_grouping = (_M_grouping_size
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&& static_cast(__np.grouping()[0]) > 0);
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_M_truename_size = __np.truename().size();
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_CharT* __truename = new _CharT[_M_truename_size];
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__np.truename().copy(__truename, _M_truename_size);
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_M_truename = __truename;
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_M_falsename_size = __np.falsename().size();
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_CharT* __falsename = new _CharT[_M_falsename_size];
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__np.falsename().copy(__falsename, _M_falsename_size);
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_M_falsename = __falsename;
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_M_decimal_point = __np.decimal_point();
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_M_thousands_sep = __np.thousands_sep();
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const ctype<_CharT>& __ct = use_facet >(__loc);
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__ct.widen(__num_base::_S_atoms_out,
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__num_base::_S_atoms_out + __num_base::_S_oend, _M_atoms_out);
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__ct.widen(__num_base::_S_atoms_in,
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__num_base::_S_atoms_in + __num_base::_S_iend, _M_atoms_in);
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}
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template
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void
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__moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc)
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{
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_M_allocated = true;
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const moneypunct<_CharT, _Intl>& __mp =
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use_facet >(__loc);
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_M_grouping_size = __mp.grouping().size();
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char* __grouping = new char[_M_grouping_size];
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__mp.grouping().copy(__grouping, _M_grouping_size);
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_M_grouping = __grouping;
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_M_use_grouping = (_M_grouping_size
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&& static_cast(__mp.grouping()[0]) > 0);
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_M_decimal_point = __mp.decimal_point();
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_M_thousands_sep = __mp.thousands_sep();
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_M_frac_digits = __mp.frac_digits();
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_M_curr_symbol_size = __mp.curr_symbol().size();
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_CharT* __curr_symbol = new _CharT[_M_curr_symbol_size];
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__mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size);
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_M_curr_symbol = __curr_symbol;
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_M_positive_sign_size = __mp.positive_sign().size();
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_CharT* __positive_sign = new _CharT[_M_positive_sign_size];
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__mp.positive_sign().copy(__positive_sign, _M_positive_sign_size);
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_M_positive_sign = __positive_sign;
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_M_negative_sign_size = __mp.negative_sign().size();
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_CharT* __negative_sign = new _CharT[_M_negative_sign_size];
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__mp.negative_sign().copy(__negative_sign, _M_negative_sign_size);
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_M_negative_sign = __negative_sign;
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_M_pos_format = __mp.pos_format();
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_M_neg_format = __mp.neg_format();
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const ctype<_CharT>& __ct = use_facet >(__loc);
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__ct.widen(money_base::_S_atoms,
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money_base::_S_atoms + money_base::_S_end, _M_atoms);
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}
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// Used by both numeric and monetary facets.
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// Check to make sure that the __grouping_tmp string constructed in
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// money_get or num_get matches the canonical grouping for a given
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// locale.
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// __grouping_tmp is parsed L to R
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// 1,222,444 == __grouping_tmp of "\1\3\3"
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// __grouping is parsed R to L
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// 1,222,444 == __grouping of "\3" == "\3\3\3"
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static bool
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__verify_grouping(const char* __grouping, size_t __grouping_size,
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const string& __grouping_tmp);
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template
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_InIter
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num_get<_CharT, _InIter>::
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_M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
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ios_base::iostate& __err, string& __xtrc) const
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{
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typedef char_traits<_CharT> __traits_type;
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typedef __numpunct_cache<_CharT> __cache_type;
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__use_cache<__cache_type> __uc;
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const locale& __loc = __io._M_getloc();
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const __cache_type* __lc = __uc(__loc);
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const _CharT* __lit = __lc->_M_atoms_in;
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char_type __c = char_type();
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// True if __beg becomes equal to __end.
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bool __testeof = __beg == __end;
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// First check for sign.
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if (!__testeof)
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{
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__c = *__beg;
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const bool __plus = __c == __lit[__num_base::_S_iplus];
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if ((__plus || __c == __lit[__num_base::_S_iminus])
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&& !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
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&& !(__c == __lc->_M_decimal_point))
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{
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__xtrc += __plus ? '+' : '-';
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if (++__beg != __end)
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__c = *__beg;
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else
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__testeof = true;
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}
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307 |
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}
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308 |
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309 |
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// Next, look for leading zeros.
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310 |
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bool __found_mantissa = false;
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311 |
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int __sep_pos = 0;
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while (!__testeof)
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{
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if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
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|| __c == __lc->_M_decimal_point)
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break;
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else if (__c == __lit[__num_base::_S_izero])
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{
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319 |
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if (!__found_mantissa)
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{
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__xtrc += '0';
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__found_mantissa = true;
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}
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++__sep_pos;
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if (++__beg != __end)
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__c = *__beg;
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else
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__testeof = true;
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330 |
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}
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else
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break;
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}
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334 |
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// Only need acceptable digits for floating point numbers.
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336 |
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bool __found_dec = false;
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337 |
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bool __found_sci = false;
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338 |
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string __found_grouping;
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339 |
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if (__lc->_M_use_grouping)
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340 |
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__found_grouping.reserve(32);
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341 |
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const char_type* __q;
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342 |
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const char_type* __lit_zero = __lit + __num_base::_S_izero;
|
343 |
|
|
while (!__testeof)
|
344 |
|
|
{
|
345 |
|
|
// According to 22.2.2.1.2, p8-9, first look for thousands_sep
|
346 |
|
|
// and decimal_point.
|
347 |
|
|
if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
|
348 |
|
|
{
|
349 |
|
|
if (!__found_dec && !__found_sci)
|
350 |
|
|
{
|
351 |
|
|
// NB: Thousands separator at the beginning of a string
|
352 |
|
|
// is a no-no, as is two consecutive thousands separators.
|
353 |
|
|
if (__sep_pos)
|
354 |
|
|
{
|
355 |
|
|
__found_grouping += static_cast(__sep_pos);
|
356 |
|
|
__sep_pos = 0;
|
357 |
|
|
}
|
358 |
|
|
else
|
359 |
|
|
{
|
360 |
|
|
// NB: __convert_to_v will not assign __v and will
|
361 |
|
|
// set the failbit.
|
362 |
|
|
__xtrc.clear();
|
363 |
|
|
break;
|
364 |
|
|
}
|
365 |
|
|
}
|
366 |
|
|
else
|
367 |
|
|
break;
|
368 |
|
|
}
|
369 |
|
|
else if (__c == __lc->_M_decimal_point)
|
370 |
|
|
{
|
371 |
|
|
if (!__found_dec && !__found_sci)
|
372 |
|
|
{
|
373 |
|
|
// If no grouping chars are seen, no grouping check
|
374 |
|
|
// is applied. Therefore __found_grouping is adjusted
|
375 |
|
|
// only if decimal_point comes after some thousands_sep.
|
376 |
|
|
if (__found_grouping.size())
|
377 |
|
|
__found_grouping += static_cast(__sep_pos);
|
378 |
|
|
__xtrc += '.';
|
379 |
|
|
__found_dec = true;
|
380 |
|
|
}
|
381 |
|
|
else
|
382 |
|
|
break;
|
383 |
|
|
}
|
384 |
|
|
else if ((__q = __traits_type::find(__lit_zero, 10, __c)))
|
385 |
|
|
{
|
386 |
|
|
__xtrc += __num_base::_S_atoms_in[__q - __lit];
|
387 |
|
|
__found_mantissa = true;
|
388 |
|
|
++__sep_pos;
|
389 |
|
|
}
|
390 |
|
|
else if ((__c == __lit[__num_base::_S_ie]
|
391 |
|
|
|| __c == __lit[__num_base::_S_iE])
|
392 |
|
|
&& !__found_sci && __found_mantissa)
|
393 |
|
|
{
|
394 |
|
|
// Scientific notation.
|
395 |
|
|
if (__found_grouping.size() && !__found_dec)
|
396 |
|
|
__found_grouping += static_cast(__sep_pos);
|
397 |
|
|
__xtrc += 'e';
|
398 |
|
|
__found_sci = true;
|
399 |
|
|
|
400 |
|
|
// Remove optional plus or minus sign, if they exist.
|
401 |
|
|
if (++__beg != __end)
|
402 |
|
|
{
|
403 |
|
|
__c = *__beg;
|
404 |
|
|
const bool __plus = __c == __lit[__num_base::_S_iplus];
|
405 |
|
|
if ((__plus || __c == __lit[__num_base::_S_iminus])
|
406 |
|
|
&& !(__lc->_M_use_grouping
|
407 |
|
|
&& __c == __lc->_M_thousands_sep)
|
408 |
|
|
&& !(__c == __lc->_M_decimal_point))
|
409 |
|
|
__xtrc += __plus ? '+' : '-';
|
410 |
|
|
else
|
411 |
|
|
continue;
|
412 |
|
|
}
|
413 |
|
|
else
|
414 |
|
|
{
|
415 |
|
|
__testeof = true;
|
416 |
|
|
break;
|
417 |
|
|
}
|
418 |
|
|
}
|
419 |
|
|
else
|
420 |
|
|
// Not a valid input item.
|
421 |
|
|
break;
|
422 |
|
|
|
423 |
|
|
if (++__beg != __end)
|
424 |
|
|
__c = *__beg;
|
425 |
|
|
else
|
426 |
|
|
__testeof = true;
|
427 |
|
|
}
|
428 |
|
|
|
429 |
|
|
// Digit grouping is checked. If grouping and found_grouping don't
|
430 |
|
|
// match, then get very very upset, and set failbit.
|
431 |
|
|
if (__found_grouping.size())
|
432 |
|
|
{
|
433 |
|
|
// Add the ending grouping if a decimal or 'e'/'E' wasn't found.
|
434 |
|
|
if (!__found_dec && !__found_sci)
|
435 |
|
|
__found_grouping += static_cast(__sep_pos);
|
436 |
|
|
|
437 |
|
|
if (!std::__verify_grouping(__lc->_M_grouping,
|
438 |
|
|
__lc->_M_grouping_size,
|
439 |
|
|
__found_grouping))
|
440 |
|
|
__err |= ios_base::failbit;
|
441 |
|
|
}
|
442 |
|
|
|
443 |
|
|
// Finish up.
|
444 |
|
|
if (__testeof)
|
445 |
|
|
__err |= ios_base::eofbit;
|
446 |
|
|
return __beg;
|
447 |
|
|
}
|
448 |
|
|
|
449 |
|
|
template
|
450 |
|
|
struct __to_unsigned_type
|
451 |
|
|
{ typedef _ValueT __type; };
|
452 |
|
|
|
453 |
|
|
template<>
|
454 |
|
|
struct __to_unsigned_type
|
455 |
|
|
{ typedef unsigned long __type; };
|
456 |
|
|
|
457 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
458 |
|
|
template<>
|
459 |
|
|
struct __to_unsigned_type
|
460 |
|
|
{ typedef unsigned long long __type; };
|
461 |
|
|
#endif
|
462 |
|
|
|
463 |
|
|
template
|
464 |
|
|
template
|
465 |
|
|
_InIter
|
466 |
|
|
num_get<_CharT, _InIter>::
|
467 |
|
|
_M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
|
468 |
|
|
ios_base::iostate& __err, _ValueT& __v) const
|
469 |
|
|
{
|
470 |
|
|
typedef char_traits<_CharT> __traits_type;
|
471 |
|
|
typedef typename __to_unsigned_type<_ValueT>::__type __unsigned_type;
|
472 |
|
|
typedef __numpunct_cache<_CharT> __cache_type;
|
473 |
|
|
__use_cache<__cache_type> __uc;
|
474 |
|
|
const locale& __loc = __io._M_getloc();
|
475 |
|
|
const __cache_type* __lc = __uc(__loc);
|
476 |
|
|
const _CharT* __lit = __lc->_M_atoms_in;
|
477 |
|
|
char_type __c = char_type();
|
478 |
|
|
|
479 |
|
|
// NB: Iff __basefield == 0, __base can change based on contents.
|
480 |
|
|
const ios_base::fmtflags __basefield = __io.flags()
|
481 |
|
|
& ios_base::basefield;
|
482 |
|
|
const bool __oct = __basefield == ios_base::oct;
|
483 |
|
|
int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10);
|
484 |
|
|
|
485 |
|
|
// True if __beg becomes equal to __end.
|
486 |
|
|
bool __testeof = __beg == __end;
|
487 |
|
|
|
488 |
|
|
// First check for sign.
|
489 |
|
|
bool __negative = false;
|
490 |
|
|
if (!__testeof)
|
491 |
|
|
{
|
492 |
|
|
__c = *__beg;
|
493 |
|
|
if (numeric_limits<_ValueT>::is_signed)
|
494 |
|
|
__negative = __c == __lit[__num_base::_S_iminus];
|
495 |
|
|
if ((__negative || __c == __lit[__num_base::_S_iplus])
|
496 |
|
|
&& !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
|
497 |
|
|
&& !(__c == __lc->_M_decimal_point))
|
498 |
|
|
{
|
499 |
|
|
if (++__beg != __end)
|
500 |
|
|
__c = *__beg;
|
501 |
|
|
else
|
502 |
|
|
__testeof = true;
|
503 |
|
|
}
|
504 |
|
|
}
|
505 |
|
|
|
506 |
|
|
// Next, look for leading zeros and check required digits
|
507 |
|
|
// for base formats.
|
508 |
|
|
bool __found_zero = false;
|
509 |
|
|
int __sep_pos = 0;
|
510 |
|
|
while (!__testeof)
|
511 |
|
|
{
|
512 |
|
|
if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
|
513 |
|
|
|| __c == __lc->_M_decimal_point)
|
514 |
|
|
break;
|
515 |
|
|
else if (__c == __lit[__num_base::_S_izero]
|
516 |
|
|
&& (!__found_zero || __base == 10))
|
517 |
|
|
{
|
518 |
|
|
__found_zero = true;
|
519 |
|
|
++__sep_pos;
|
520 |
|
|
if (__basefield == 0)
|
521 |
|
|
__base = 8;
|
522 |
|
|
if (__base == 8)
|
523 |
|
|
__sep_pos = 0;
|
524 |
|
|
}
|
525 |
|
|
else if (__found_zero
|
526 |
|
|
&& (__c == __lit[__num_base::_S_ix]
|
527 |
|
|
|| __c == __lit[__num_base::_S_iX]))
|
528 |
|
|
{
|
529 |
|
|
if (__basefield == 0)
|
530 |
|
|
__base = 16;
|
531 |
|
|
if (__base == 16)
|
532 |
|
|
{
|
533 |
|
|
__found_zero = false;
|
534 |
|
|
__sep_pos = 0;
|
535 |
|
|
}
|
536 |
|
|
else
|
537 |
|
|
break;
|
538 |
|
|
}
|
539 |
|
|
else
|
540 |
|
|
break;
|
541 |
|
|
|
542 |
|
|
if (++__beg != __end)
|
543 |
|
|
{
|
544 |
|
|
__c = *__beg;
|
545 |
|
|
if (!__found_zero)
|
546 |
|
|
break;
|
547 |
|
|
}
|
548 |
|
|
else
|
549 |
|
|
__testeof = true;
|
550 |
|
|
}
|
551 |
|
|
|
552 |
|
|
// At this point, base is determined. If not hex, only allow
|
553 |
|
|
// base digits as valid input.
|
554 |
|
|
const size_t __len = (__base == 16 ? __num_base::_S_iend
|
555 |
|
|
- __num_base::_S_izero : __base);
|
556 |
|
|
|
557 |
|
|
// Extract.
|
558 |
|
|
string __found_grouping;
|
559 |
|
|
if (__lc->_M_use_grouping)
|
560 |
|
|
__found_grouping.reserve(32);
|
561 |
|
|
bool __testfail = false;
|
562 |
|
|
const __unsigned_type __max = __negative ?
|
563 |
|
|
-numeric_limits<_ValueT>::min() : numeric_limits<_ValueT>::max();
|
564 |
|
|
const __unsigned_type __smax = __max / __base;
|
565 |
|
|
__unsigned_type __result = 0;
|
566 |
|
|
const char_type* __q;
|
567 |
|
|
const char_type* __lit_zero = __lit + __num_base::_S_izero;
|
568 |
|
|
while (!__testeof)
|
569 |
|
|
{
|
570 |
|
|
// According to 22.2.2.1.2, p8-9, first look for thousands_sep
|
571 |
|
|
// and decimal_point.
|
572 |
|
|
if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
|
573 |
|
|
{
|
574 |
|
|
// NB: Thousands separator at the beginning of a string
|
575 |
|
|
// is a no-no, as is two consecutive thousands separators.
|
576 |
|
|
if (__sep_pos)
|
577 |
|
|
{
|
578 |
|
|
__found_grouping += static_cast(__sep_pos);
|
579 |
|
|
__sep_pos = 0;
|
580 |
|
|
}
|
581 |
|
|
else
|
582 |
|
|
{
|
583 |
|
|
__testfail = true;
|
584 |
|
|
break;
|
585 |
|
|
}
|
586 |
|
|
}
|
587 |
|
|
else if (__c == __lc->_M_decimal_point)
|
588 |
|
|
break;
|
589 |
|
|
else if ((__q = __traits_type::find(__lit_zero, __len, __c)))
|
590 |
|
|
{
|
591 |
|
|
int __digit = __q - __lit_zero;
|
592 |
|
|
if (__digit > 15)
|
593 |
|
|
__digit -= 6;
|
594 |
|
|
if (__result > __smax)
|
595 |
|
|
__testfail = true;
|
596 |
|
|
else
|
597 |
|
|
{
|
598 |
|
|
__result *= __base;
|
599 |
|
|
__testfail |= __result > __max - __digit;
|
600 |
|
|
__result += __digit;
|
601 |
|
|
++__sep_pos;
|
602 |
|
|
}
|
603 |
|
|
}
|
604 |
|
|
else
|
605 |
|
|
// Not a valid input item.
|
606 |
|
|
break;
|
607 |
|
|
|
608 |
|
|
if (++__beg != __end)
|
609 |
|
|
__c = *__beg;
|
610 |
|
|
else
|
611 |
|
|
__testeof = true;
|
612 |
|
|
}
|
613 |
|
|
|
614 |
|
|
// Digit grouping is checked. If grouping and found_grouping don't
|
615 |
|
|
// match, then get very very upset, and set failbit.
|
616 |
|
|
if (__found_grouping.size())
|
617 |
|
|
{
|
618 |
|
|
// Add the ending grouping.
|
619 |
|
|
__found_grouping += static_cast(__sep_pos);
|
620 |
|
|
|
621 |
|
|
if (!std::__verify_grouping(__lc->_M_grouping,
|
622 |
|
|
__lc->_M_grouping_size,
|
623 |
|
|
__found_grouping))
|
624 |
|
|
__err |= ios_base::failbit;
|
625 |
|
|
}
|
626 |
|
|
|
627 |
|
|
if (!__testfail && (__sep_pos || __found_zero
|
628 |
|
|
|| __found_grouping.size()))
|
629 |
|
|
__v = __negative ? -__result : __result;
|
630 |
|
|
else
|
631 |
|
|
__err |= ios_base::failbit;
|
632 |
|
|
|
633 |
|
|
if (__testeof)
|
634 |
|
|
__err |= ios_base::eofbit;
|
635 |
|
|
return __beg;
|
636 |
|
|
}
|
637 |
|
|
|
638 |
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
639 |
|
|
// 17. Bad bool parsing
|
640 |
|
|
template
|
641 |
|
|
_InIter
|
642 |
|
|
num_get<_CharT, _InIter>::
|
643 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
644 |
|
|
ios_base::iostate& __err, bool& __v) const
|
645 |
|
|
{
|
646 |
|
|
if (!(__io.flags() & ios_base::boolalpha))
|
647 |
|
|
{
|
648 |
|
|
// Parse bool values as long.
|
649 |
|
|
// NB: We can't just call do_get(long) here, as it might
|
650 |
|
|
// refer to a derived class.
|
651 |
|
|
long __l = -1;
|
652 |
|
|
__beg = _M_extract_int(__beg, __end, __io, __err, __l);
|
653 |
|
|
if (__l == 0 || __l == 1)
|
654 |
|
|
__v = __l;
|
655 |
|
|
else
|
656 |
|
|
__err |= ios_base::failbit;
|
657 |
|
|
}
|
658 |
|
|
else
|
659 |
|
|
{
|
660 |
|
|
// Parse bool values as alphanumeric.
|
661 |
|
|
typedef __numpunct_cache<_CharT> __cache_type;
|
662 |
|
|
__use_cache<__cache_type> __uc;
|
663 |
|
|
const locale& __loc = __io._M_getloc();
|
664 |
|
|
const __cache_type* __lc = __uc(__loc);
|
665 |
|
|
|
666 |
|
|
bool __testf = true;
|
667 |
|
|
bool __testt = true;
|
668 |
|
|
size_t __n;
|
669 |
|
|
bool __testeof = __beg == __end;
|
670 |
|
|
for (__n = 0; !__testeof; ++__n)
|
671 |
|
|
{
|
672 |
|
|
const char_type __c = *__beg;
|
673 |
|
|
|
674 |
|
|
if (__testf)
|
675 |
|
|
if (__n < __lc->_M_falsename_size)
|
676 |
|
|
__testf = __c == __lc->_M_falsename[__n];
|
677 |
|
|
else
|
678 |
|
|
break;
|
679 |
|
|
|
680 |
|
|
if (__testt)
|
681 |
|
|
if (__n < __lc->_M_truename_size)
|
682 |
|
|
__testt = __c == __lc->_M_truename[__n];
|
683 |
|
|
else
|
684 |
|
|
break;
|
685 |
|
|
|
686 |
|
|
if (!__testf && !__testt)
|
687 |
|
|
break;
|
688 |
|
|
|
689 |
|
|
if (++__beg == __end)
|
690 |
|
|
__testeof = true;
|
691 |
|
|
}
|
692 |
|
|
if (__testf && __n == __lc->_M_falsename_size)
|
693 |
|
|
__v = 0;
|
694 |
|
|
else if (__testt && __n == __lc->_M_truename_size)
|
695 |
|
|
__v = 1;
|
696 |
|
|
else
|
697 |
|
|
__err |= ios_base::failbit;
|
698 |
|
|
|
699 |
|
|
if (__testeof)
|
700 |
|
|
__err |= ios_base::eofbit;
|
701 |
|
|
}
|
702 |
|
|
return __beg;
|
703 |
|
|
}
|
704 |
|
|
|
705 |
|
|
template
|
706 |
|
|
_InIter
|
707 |
|
|
num_get<_CharT, _InIter>::
|
708 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
709 |
|
|
ios_base::iostate& __err, long& __v) const
|
710 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
711 |
|
|
|
712 |
|
|
template
|
713 |
|
|
_InIter
|
714 |
|
|
num_get<_CharT, _InIter>::
|
715 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
716 |
|
|
ios_base::iostate& __err, unsigned short& __v) const
|
717 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
718 |
|
|
|
719 |
|
|
template
|
720 |
|
|
_InIter
|
721 |
|
|
num_get<_CharT, _InIter>::
|
722 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
723 |
|
|
ios_base::iostate& __err, unsigned int& __v) const
|
724 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
725 |
|
|
|
726 |
|
|
template
|
727 |
|
|
_InIter
|
728 |
|
|
num_get<_CharT, _InIter>::
|
729 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
730 |
|
|
ios_base::iostate& __err, unsigned long& __v) const
|
731 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
732 |
|
|
|
733 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
734 |
|
|
template
|
735 |
|
|
_InIter
|
736 |
|
|
num_get<_CharT, _InIter>::
|
737 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
738 |
|
|
ios_base::iostate& __err, long long& __v) const
|
739 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
740 |
|
|
|
741 |
|
|
template
|
742 |
|
|
_InIter
|
743 |
|
|
num_get<_CharT, _InIter>::
|
744 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
745 |
|
|
ios_base::iostate& __err, unsigned long long& __v) const
|
746 |
|
|
{ return _M_extract_int(__beg, __end, __io, __err, __v); }
|
747 |
|
|
#endif
|
748 |
|
|
|
749 |
|
|
template
|
750 |
|
|
_InIter
|
751 |
|
|
num_get<_CharT, _InIter>::
|
752 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
753 |
|
|
ios_base::iostate& __err, float& __v) const
|
754 |
|
|
{
|
755 |
|
|
string __xtrc;
|
756 |
|
|
__xtrc.reserve(32);
|
757 |
|
|
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
|
758 |
|
|
std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
|
759 |
|
|
return __beg;
|
760 |
|
|
}
|
761 |
|
|
|
762 |
|
|
template
|
763 |
|
|
_InIter
|
764 |
|
|
num_get<_CharT, _InIter>::
|
765 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
766 |
|
|
ios_base::iostate& __err, double& __v) const
|
767 |
|
|
{
|
768 |
|
|
string __xtrc;
|
769 |
|
|
__xtrc.reserve(32);
|
770 |
|
|
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
|
771 |
|
|
std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
|
772 |
|
|
return __beg;
|
773 |
|
|
}
|
774 |
|
|
|
775 |
|
|
template
|
776 |
|
|
_InIter
|
777 |
|
|
num_get<_CharT, _InIter>::
|
778 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
779 |
|
|
ios_base::iostate& __err, long double& __v) const
|
780 |
|
|
{
|
781 |
|
|
string __xtrc;
|
782 |
|
|
__xtrc.reserve(32);
|
783 |
|
|
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
|
784 |
|
|
std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
|
785 |
|
|
return __beg;
|
786 |
|
|
}
|
787 |
|
|
|
788 |
|
|
template
|
789 |
|
|
_InIter
|
790 |
|
|
num_get<_CharT, _InIter>::
|
791 |
|
|
do_get(iter_type __beg, iter_type __end, ios_base& __io,
|
792 |
|
|
ios_base::iostate& __err, void*& __v) const
|
793 |
|
|
{
|
794 |
|
|
// Prepare for hex formatted input.
|
795 |
|
|
typedef ios_base::fmtflags fmtflags;
|
796 |
|
|
const fmtflags __fmt = __io.flags();
|
797 |
|
|
__io.flags(__fmt & ~ios_base::basefield | ios_base::hex);
|
798 |
|
|
|
799 |
|
|
unsigned long __ul;
|
800 |
|
|
__beg = _M_extract_int(__beg, __end, __io, __err, __ul);
|
801 |
|
|
|
802 |
|
|
// Reset from hex formatted input.
|
803 |
|
|
__io.flags(__fmt);
|
804 |
|
|
|
805 |
|
|
if (!(__err & ios_base::failbit))
|
806 |
|
|
__v = reinterpret_cast(__ul);
|
807 |
|
|
return __beg;
|
808 |
|
|
}
|
809 |
|
|
|
810 |
|
|
// For use by integer and floating-point types after they have been
|
811 |
|
|
// converted into a char_type string.
|
812 |
|
|
template
|
813 |
|
|
void
|
814 |
|
|
num_put<_CharT, _OutIter>::
|
815 |
|
|
_M_pad(_CharT __fill, streamsize __w, ios_base& __io,
|
816 |
|
|
_CharT* __new, const _CharT* __cs, int& __len) const
|
817 |
|
|
{
|
818 |
|
|
// [22.2.2.2.2] Stage 3.
|
819 |
|
|
// If necessary, pad.
|
820 |
|
|
__pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
|
821 |
|
|
__w, __len, true);
|
822 |
|
|
__len = static_cast(__w);
|
823 |
|
|
}
|
824 |
|
|
|
825 |
|
|
// Forwarding functions to peel signed from unsigned integer types and
|
826 |
|
|
// either cast or compute the absolute value for the former, depending
|
827 |
|
|
// on __basefield.
|
828 |
|
|
template
|
829 |
|
|
inline int
|
830 |
|
|
__int_to_char(_CharT* __bufend, long __v, const _CharT* __lit,
|
831 |
|
|
ios_base::fmtflags __flags)
|
832 |
|
|
{
|
833 |
|
|
unsigned long __ul = __v;
|
834 |
|
|
const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
|
835 |
|
|
if (__builtin_expect(__basefield != ios_base::oct
|
836 |
|
|
&& __basefield != ios_base::hex, true))
|
837 |
|
|
__ul = __v < 0 ? -__v : __ul;
|
838 |
|
|
return __int_to_char(__bufend, __ul, __lit, __flags, false);
|
839 |
|
|
}
|
840 |
|
|
|
841 |
|
|
template
|
842 |
|
|
inline int
|
843 |
|
|
__int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit,
|
844 |
|
|
ios_base::fmtflags __flags)
|
845 |
|
|
{ return __int_to_char(__bufend, __v, __lit, __flags, false); }
|
846 |
|
|
|
847 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
848 |
|
|
template
|
849 |
|
|
inline int
|
850 |
|
|
__int_to_char(_CharT* __bufend, long long __v, const _CharT* __lit,
|
851 |
|
|
ios_base::fmtflags __flags)
|
852 |
|
|
{
|
853 |
|
|
unsigned long long __ull = __v;
|
854 |
|
|
const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
|
855 |
|
|
if (__builtin_expect(__basefield != ios_base::oct
|
856 |
|
|
&& __basefield != ios_base::hex, true))
|
857 |
|
|
__ull = __v < 0 ? -__v : __ull;
|
858 |
|
|
return __int_to_char(__bufend, __ull, __lit, __flags, false);
|
859 |
|
|
}
|
860 |
|
|
|
861 |
|
|
template
|
862 |
|
|
inline int
|
863 |
|
|
__int_to_char(_CharT* __bufend, unsigned long long __v,
|
864 |
|
|
const _CharT* __lit, ios_base::fmtflags __flags)
|
865 |
|
|
{ return __int_to_char(__bufend, __v, __lit, __flags, false); }
|
866 |
|
|
#endif
|
867 |
|
|
|
868 |
|
|
// N.B. The last argument is currently unused (see libstdc++/20914).
|
869 |
|
|
template
|
870 |
|
|
int
|
871 |
|
|
__int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
|
872 |
|
|
ios_base::fmtflags __flags, bool)
|
873 |
|
|
{
|
874 |
|
|
const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
|
875 |
|
|
_CharT* __buf = __bufend;
|
876 |
|
|
|
877 |
|
|
if (__builtin_expect(__basefield != ios_base::oct
|
878 |
|
|
&& __basefield != ios_base::hex, true))
|
879 |
|
|
{
|
880 |
|
|
// Decimal.
|
881 |
|
|
do
|
882 |
|
|
{
|
883 |
|
|
*--__buf = __lit[(__v % 10) + __num_base::_S_odigits];
|
884 |
|
|
__v /= 10;
|
885 |
|
|
}
|
886 |
|
|
while (__v != 0);
|
887 |
|
|
}
|
888 |
|
|
else if (__basefield == ios_base::oct)
|
889 |
|
|
{
|
890 |
|
|
// Octal.
|
891 |
|
|
do
|
892 |
|
|
{
|
893 |
|
|
*--__buf = __lit[(__v & 0x7) + __num_base::_S_odigits];
|
894 |
|
|
__v >>= 3;
|
895 |
|
|
}
|
896 |
|
|
while (__v != 0);
|
897 |
|
|
}
|
898 |
|
|
else
|
899 |
|
|
{
|
900 |
|
|
// Hex.
|
901 |
|
|
const bool __uppercase = __flags & ios_base::uppercase;
|
902 |
|
|
const int __case_offset = __uppercase ? __num_base::_S_oudigits
|
903 |
|
|
: __num_base::_S_odigits;
|
904 |
|
|
do
|
905 |
|
|
{
|
906 |
|
|
*--__buf = __lit[(__v & 0xf) + __case_offset];
|
907 |
|
|
__v >>= 4;
|
908 |
|
|
}
|
909 |
|
|
while (__v != 0);
|
910 |
|
|
}
|
911 |
|
|
return __bufend - __buf;
|
912 |
|
|
}
|
913 |
|
|
|
914 |
|
|
template
|
915 |
|
|
void
|
916 |
|
|
num_put<_CharT, _OutIter>::
|
917 |
|
|
_M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
|
918 |
|
|
ios_base&, _CharT* __new, _CharT* __cs, int& __len) const
|
919 |
|
|
{
|
920 |
|
|
_CharT* __p = std::__add_grouping(__new, __sep, __grouping,
|
921 |
|
|
__grouping_size, __cs, __cs + __len);
|
922 |
|
|
__len = __p - __new;
|
923 |
|
|
}
|
924 |
|
|
|
925 |
|
|
template
|
926 |
|
|
template
|
927 |
|
|
_OutIter
|
928 |
|
|
num_put<_CharT, _OutIter>::
|
929 |
|
|
_M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
|
930 |
|
|
_ValueT __v) const
|
931 |
|
|
{
|
932 |
|
|
typedef __numpunct_cache<_CharT> __cache_type;
|
933 |
|
|
__use_cache<__cache_type> __uc;
|
934 |
|
|
const locale& __loc = __io._M_getloc();
|
935 |
|
|
const __cache_type* __lc = __uc(__loc);
|
936 |
|
|
const _CharT* __lit = __lc->_M_atoms_out;
|
937 |
|
|
const ios_base::fmtflags __flags = __io.flags();
|
938 |
|
|
|
939 |
|
|
// Long enough to hold hex, dec, and octal representations.
|
940 |
|
|
const int __ilen = 5 * sizeof(_ValueT);
|
941 |
|
|
_CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
942 |
|
|
* __ilen));
|
943 |
|
|
|
944 |
|
|
// [22.2.2.2.2] Stage 1, numeric conversion to character.
|
945 |
|
|
// Result is returned right-justified in the buffer.
|
946 |
|
|
int __len = __int_to_char(__cs + __ilen, __v, __lit, __flags);
|
947 |
|
|
__cs += __ilen - __len;
|
948 |
|
|
|
949 |
|
|
// Add grouping, if necessary.
|
950 |
|
|
if (__lc->_M_use_grouping)
|
951 |
|
|
{
|
952 |
|
|
// Grouping can add (almost) as many separators as the number
|
953 |
|
|
// of digits + space is reserved for numeric base or sign.
|
954 |
|
|
_CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
955 |
|
|
* (__len + 1)
|
956 |
|
|
* 2));
|
957 |
|
|
_M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
|
958 |
|
|
__lc->_M_thousands_sep, __io, __cs2 + 2, __cs, __len);
|
959 |
|
|
__cs = __cs2 + 2;
|
960 |
|
|
}
|
961 |
|
|
|
962 |
|
|
// Complete Stage 1, prepend numeric base or sign.
|
963 |
|
|
const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
|
964 |
|
|
if (__builtin_expect(__basefield != ios_base::oct
|
965 |
|
|
&& __basefield != ios_base::hex, true))
|
966 |
|
|
{
|
967 |
|
|
// Decimal.
|
968 |
|
|
if (__v > 0)
|
969 |
|
|
{
|
970 |
|
|
if (__flags & ios_base::showpos
|
971 |
|
|
&& numeric_limits<_ValueT>::is_signed)
|
972 |
|
|
*--__cs = __lit[__num_base::_S_oplus], ++__len;
|
973 |
|
|
}
|
974 |
|
|
else if (__v)
|
975 |
|
|
*--__cs = __lit[__num_base::_S_ominus], ++__len;
|
976 |
|
|
}
|
977 |
|
|
else if (__flags & ios_base::showbase && __v)
|
978 |
|
|
{
|
979 |
|
|
if (__basefield == ios_base::oct)
|
980 |
|
|
*--__cs = __lit[__num_base::_S_odigits], ++__len;
|
981 |
|
|
else
|
982 |
|
|
{
|
983 |
|
|
// 'x' or 'X'
|
984 |
|
|
const bool __uppercase = __flags & ios_base::uppercase;
|
985 |
|
|
*--__cs = __lit[__num_base::_S_ox + __uppercase];
|
986 |
|
|
// '0'
|
987 |
|
|
*--__cs = __lit[__num_base::_S_odigits];
|
988 |
|
|
__len += 2;
|
989 |
|
|
}
|
990 |
|
|
}
|
991 |
|
|
|
992 |
|
|
// Pad.
|
993 |
|
|
const streamsize __w = __io.width();
|
994 |
|
|
if (__w > static_cast(__len))
|
995 |
|
|
{
|
996 |
|
|
_CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
997 |
|
|
* __w));
|
998 |
|
|
_M_pad(__fill, __w, __io, __cs3, __cs, __len);
|
999 |
|
|
__cs = __cs3;
|
1000 |
|
|
}
|
1001 |
|
|
__io.width(0);
|
1002 |
|
|
|
1003 |
|
|
// [22.2.2.2.2] Stage 4.
|
1004 |
|
|
// Write resulting, fully-formatted string to output iterator.
|
1005 |
|
|
return std::__write(__s, __cs, __len);
|
1006 |
|
|
}
|
1007 |
|
|
|
1008 |
|
|
template
|
1009 |
|
|
void
|
1010 |
|
|
num_put<_CharT, _OutIter>::
|
1011 |
|
|
_M_group_float(const char* __grouping, size_t __grouping_size,
|
1012 |
|
|
_CharT __sep, const _CharT* __p, _CharT* __new,
|
1013 |
|
|
_CharT* __cs, int& __len) const
|
1014 |
|
|
{
|
1015 |
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
1016 |
|
|
// 282. What types does numpunct grouping refer to?
|
1017 |
|
|
// Add grouping, if necessary.
|
1018 |
|
|
const int __declen = __p ? __p - __cs : __len;
|
1019 |
|
|
_CharT* __p2 = std::__add_grouping(__new, __sep, __grouping,
|
1020 |
|
|
__grouping_size,
|
1021 |
|
|
__cs, __cs + __declen);
|
1022 |
|
|
|
1023 |
|
|
// Tack on decimal part.
|
1024 |
|
|
int __newlen = __p2 - __new;
|
1025 |
|
|
if (__p)
|
1026 |
|
|
{
|
1027 |
|
|
char_traits<_CharT>::copy(__p2, __p, __len - __declen);
|
1028 |
|
|
__newlen += __len - __declen;
|
1029 |
|
|
}
|
1030 |
|
|
__len = __newlen;
|
1031 |
|
|
}
|
1032 |
|
|
|
1033 |
|
|
// The following code uses snprintf (or sprintf(), when
|
1034 |
|
|
// _GLIBCXX_USE_C99 is not defined) to convert floating point values
|
1035 |
|
|
// for insertion into a stream. An optimization would be to replace
|
1036 |
|
|
// them with code that works directly on a wide buffer and then use
|
1037 |
|
|
// __pad to do the padding. It would be good to replace them anyway
|
1038 |
|
|
// to gain back the efficiency that C++ provides by knowing up front
|
1039 |
|
|
// the type of the values to insert. Also, sprintf is dangerous
|
1040 |
|
|
// since may lead to accidental buffer overruns. This
|
1041 |
|
|
// implementation follows the C++ standard fairly directly as
|
1042 |
|
|
// outlined in 22.2.2.2 [lib.locale.num.put]
|
1043 |
|
|
template
|
1044 |
|
|
template
|
1045 |
|
|
_OutIter
|
1046 |
|
|
num_put<_CharT, _OutIter>::
|
1047 |
|
|
_M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
|
1048 |
|
|
_ValueT __v) const
|
1049 |
|
|
{
|
1050 |
|
|
typedef __numpunct_cache<_CharT> __cache_type;
|
1051 |
|
|
__use_cache<__cache_type> __uc;
|
1052 |
|
|
const locale& __loc = __io._M_getloc();
|
1053 |
|
|
const __cache_type* __lc = __uc(__loc);
|
1054 |
|
|
|
1055 |
|
|
// Use default precision if out of range.
|
1056 |
|
|
streamsize __prec = __io.precision();
|
1057 |
|
|
if (__prec < static_cast(0))
|
1058 |
|
|
__prec = static_cast(6);
|
1059 |
|
|
|
1060 |
|
|
const int __max_digits = numeric_limits<_ValueT>::digits10;
|
1061 |
|
|
|
1062 |
|
|
// [22.2.2.2.2] Stage 1, numeric conversion to character.
|
1063 |
|
|
int __len;
|
1064 |
|
|
// Long enough for the max format spec.
|
1065 |
|
|
char __fbuf[16];
|
1066 |
|
|
|
1067 |
|
|
#ifdef _GLIBCXX_USE_C99
|
1068 |
|
|
// First try a buffer perhaps big enough (most probably sufficient
|
1069 |
|
|
// for non-ios_base::fixed outputs)
|
1070 |
|
|
int __cs_size = __max_digits * 3;
|
1071 |
|
|
char* __cs = static_cast(__builtin_alloca(__cs_size));
|
1072 |
|
|
|
1073 |
|
|
__num_base::_S_format_float(__io, __fbuf, __mod);
|
1074 |
|
|
__len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
|
1075 |
|
|
_S_get_c_locale(), __prec);
|
1076 |
|
|
|
1077 |
|
|
// If the buffer was not large enough, try again with the correct size.
|
1078 |
|
|
if (__len >= __cs_size)
|
1079 |
|
|
{
|
1080 |
|
|
__cs_size = __len + 1;
|
1081 |
|
|
__cs = static_cast(__builtin_alloca(__cs_size));
|
1082 |
|
|
__len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
|
1083 |
|
|
_S_get_c_locale(), __prec);
|
1084 |
|
|
}
|
1085 |
|
|
#else
|
1086 |
|
|
// Consider the possibility of long ios_base::fixed outputs
|
1087 |
|
|
const bool __fixed = __io.flags() & ios_base::fixed;
|
1088 |
|
|
const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
|
1089 |
|
|
|
1090 |
|
|
// The size of the output string is computed as follows.
|
1091 |
|
|
// ios_base::fixed outputs may need up to __max_exp + 1 chars
|
1092 |
|
|
// for the integer part + __prec chars for the fractional part
|
1093 |
|
|
// + 3 chars for sign, decimal point, '\0'. On the other hand,
|
1094 |
|
|
// for non-fixed outputs __max_digits * 2 + __prec chars are
|
1095 |
|
|
// largely sufficient.
|
1096 |
|
|
const int __cs_size = __fixed ? __max_exp + __prec + 4
|
1097 |
|
|
: __max_digits * 2 + __prec;
|
1098 |
|
|
char* __cs = static_cast(__builtin_alloca(__cs_size));
|
1099 |
|
|
|
1100 |
|
|
__num_base::_S_format_float(__io, __fbuf, __mod);
|
1101 |
|
|
__len = std::__convert_from_v(__cs, 0, __fbuf, __v,
|
1102 |
|
|
_S_get_c_locale(), __prec);
|
1103 |
|
|
#endif
|
1104 |
|
|
|
1105 |
|
|
// [22.2.2.2.2] Stage 2, convert to char_type, using correct
|
1106 |
|
|
// numpunct.decimal_point() values for '.' and adding grouping.
|
1107 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1108 |
|
|
|
1109 |
|
|
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1110 |
|
|
* __len));
|
1111 |
|
|
__ctype.widen(__cs, __cs + __len, __ws);
|
1112 |
|
|
|
1113 |
|
|
// Replace decimal point.
|
1114 |
|
|
const _CharT __cdec = __ctype.widen('.');
|
1115 |
|
|
const _CharT __dec = __lc->_M_decimal_point;
|
1116 |
|
|
const _CharT* __p = char_traits<_CharT>::find(__ws, __len, __cdec);
|
1117 |
|
|
if (__p)
|
1118 |
|
|
__ws[__p - __ws] = __dec;
|
1119 |
|
|
|
1120 |
|
|
// Add grouping, if necessary.
|
1121 |
|
|
// N.B. Make sure to not group things like 2e20, i.e., no decimal
|
1122 |
|
|
// point, scientific notation.
|
1123 |
|
|
if (__lc->_M_use_grouping
|
1124 |
|
|
&& (__p || __len < 3 || (__cs[1] <= '9' && __cs[2] <= '9'
|
1125 |
|
|
&& __cs[1] >= '0' && __cs[2] >= '0')))
|
1126 |
|
|
{
|
1127 |
|
|
// Grouping can add (almost) as many separators as the
|
1128 |
|
|
// number of digits, but no more.
|
1129 |
|
|
_CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1130 |
|
|
* __len * 2));
|
1131 |
|
|
|
1132 |
|
|
streamsize __off = 0;
|
1133 |
|
|
if (__cs[0] == '-' || __cs[0] == '+')
|
1134 |
|
|
{
|
1135 |
|
|
__off = 1;
|
1136 |
|
|
__ws2[0] = __ws[0];
|
1137 |
|
|
__len -= 1;
|
1138 |
|
|
}
|
1139 |
|
|
|
1140 |
|
|
_M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
|
1141 |
|
|
__lc->_M_thousands_sep, __p, __ws2 + __off,
|
1142 |
|
|
__ws + __off, __len);
|
1143 |
|
|
__len += __off;
|
1144 |
|
|
|
1145 |
|
|
__ws = __ws2;
|
1146 |
|
|
}
|
1147 |
|
|
|
1148 |
|
|
// Pad.
|
1149 |
|
|
const streamsize __w = __io.width();
|
1150 |
|
|
if (__w > static_cast(__len))
|
1151 |
|
|
{
|
1152 |
|
|
_CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1153 |
|
|
* __w));
|
1154 |
|
|
_M_pad(__fill, __w, __io, __ws3, __ws, __len);
|
1155 |
|
|
__ws = __ws3;
|
1156 |
|
|
}
|
1157 |
|
|
__io.width(0);
|
1158 |
|
|
|
1159 |
|
|
// [22.2.2.2.2] Stage 4.
|
1160 |
|
|
// Write resulting, fully-formatted string to output iterator.
|
1161 |
|
|
return std::__write(__s, __ws, __len);
|
1162 |
|
|
}
|
1163 |
|
|
|
1164 |
|
|
template
|
1165 |
|
|
_OutIter
|
1166 |
|
|
num_put<_CharT, _OutIter>::
|
1167 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
|
1168 |
|
|
{
|
1169 |
|
|
const ios_base::fmtflags __flags = __io.flags();
|
1170 |
|
|
if ((__flags & ios_base::boolalpha) == 0)
|
1171 |
|
|
{
|
1172 |
|
|
const long __l = __v;
|
1173 |
|
|
__s = _M_insert_int(__s, __io, __fill, __l);
|
1174 |
|
|
}
|
1175 |
|
|
else
|
1176 |
|
|
{
|
1177 |
|
|
typedef __numpunct_cache<_CharT> __cache_type;
|
1178 |
|
|
__use_cache<__cache_type> __uc;
|
1179 |
|
|
const locale& __loc = __io._M_getloc();
|
1180 |
|
|
const __cache_type* __lc = __uc(__loc);
|
1181 |
|
|
|
1182 |
|
|
const _CharT* __name = __v ? __lc->_M_truename
|
1183 |
|
|
: __lc->_M_falsename;
|
1184 |
|
|
int __len = __v ? __lc->_M_truename_size
|
1185 |
|
|
: __lc->_M_falsename_size;
|
1186 |
|
|
|
1187 |
|
|
const streamsize __w = __io.width();
|
1188 |
|
|
if (__w > static_cast(__len))
|
1189 |
|
|
{
|
1190 |
|
|
_CharT* __cs
|
1191 |
|
|
= static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1192 |
|
|
* __w));
|
1193 |
|
|
_M_pad(__fill, __w, __io, __cs, __name, __len);
|
1194 |
|
|
__name = __cs;
|
1195 |
|
|
}
|
1196 |
|
|
__io.width(0);
|
1197 |
|
|
__s = std::__write(__s, __name, __len);
|
1198 |
|
|
}
|
1199 |
|
|
return __s;
|
1200 |
|
|
}
|
1201 |
|
|
|
1202 |
|
|
template
|
1203 |
|
|
_OutIter
|
1204 |
|
|
num_put<_CharT, _OutIter>::
|
1205 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
|
1206 |
|
|
{ return _M_insert_int(__s, __io, __fill, __v); }
|
1207 |
|
|
|
1208 |
|
|
template
|
1209 |
|
|
_OutIter
|
1210 |
|
|
num_put<_CharT, _OutIter>::
|
1211 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill,
|
1212 |
|
|
unsigned long __v) const
|
1213 |
|
|
{ return _M_insert_int(__s, __io, __fill, __v); }
|
1214 |
|
|
|
1215 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
1216 |
|
|
template
|
1217 |
|
|
_OutIter
|
1218 |
|
|
num_put<_CharT, _OutIter>::
|
1219 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill, long long __v) const
|
1220 |
|
|
{ return _M_insert_int(__s, __io, __fill, __v); }
|
1221 |
|
|
|
1222 |
|
|
template
|
1223 |
|
|
_OutIter
|
1224 |
|
|
num_put<_CharT, _OutIter>::
|
1225 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill,
|
1226 |
|
|
unsigned long long __v) const
|
1227 |
|
|
{ return _M_insert_int(__s, __io, __fill, __v); }
|
1228 |
|
|
#endif
|
1229 |
|
|
|
1230 |
|
|
template
|
1231 |
|
|
_OutIter
|
1232 |
|
|
num_put<_CharT, _OutIter>::
|
1233 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
|
1234 |
|
|
{ return _M_insert_float(__s, __io, __fill, char(), __v); }
|
1235 |
|
|
|
1236 |
|
|
template
|
1237 |
|
|
_OutIter
|
1238 |
|
|
num_put<_CharT, _OutIter>::
|
1239 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill,
|
1240 |
|
|
long double __v) const
|
1241 |
|
|
{ return _M_insert_float(__s, __io, __fill, 'L', __v); }
|
1242 |
|
|
|
1243 |
|
|
template
|
1244 |
|
|
_OutIter
|
1245 |
|
|
num_put<_CharT, _OutIter>::
|
1246 |
|
|
do_put(iter_type __s, ios_base& __io, char_type __fill,
|
1247 |
|
|
const void* __v) const
|
1248 |
|
|
{
|
1249 |
|
|
const ios_base::fmtflags __flags = __io.flags();
|
1250 |
|
|
const ios_base::fmtflags __fmt = ~(ios_base::basefield
|
1251 |
|
|
| ios_base::uppercase
|
1252 |
|
|
| ios_base::internal);
|
1253 |
|
|
__io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
|
1254 |
|
|
|
1255 |
|
|
__s = _M_insert_int(__s, __io, __fill,
|
1256 |
|
|
reinterpret_cast(__v));
|
1257 |
|
|
__io.flags(__flags);
|
1258 |
|
|
return __s;
|
1259 |
|
|
}
|
1260 |
|
|
|
1261 |
|
|
template
|
1262 |
|
|
template
|
1263 |
|
|
_InIter
|
1264 |
|
|
money_get<_CharT, _InIter>::
|
1265 |
|
|
_M_extract(iter_type __beg, iter_type __end, ios_base& __io,
|
1266 |
|
|
ios_base::iostate& __err, string& __units) const
|
1267 |
|
|
{
|
1268 |
|
|
typedef char_traits<_CharT> __traits_type;
|
1269 |
|
|
typedef typename string_type::size_type size_type;
|
1270 |
|
|
typedef money_base::part part;
|
1271 |
|
|
typedef __moneypunct_cache<_CharT, _Intl> __cache_type;
|
1272 |
|
|
|
1273 |
|
|
const locale& __loc = __io._M_getloc();
|
1274 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1275 |
|
|
|
1276 |
|
|
__use_cache<__cache_type> __uc;
|
1277 |
|
|
const __cache_type* __lc = __uc(__loc);
|
1278 |
|
|
const char_type* __lit = __lc->_M_atoms;
|
1279 |
|
|
|
1280 |
|
|
// Deduced sign.
|
1281 |
|
|
bool __negative = false;
|
1282 |
|
|
// Sign size.
|
1283 |
|
|
size_type __sign_size = 0;
|
1284 |
|
|
// True if sign is mandatory.
|
1285 |
|
|
const bool __mandatory_sign = (__lc->_M_positive_sign_size
|
1286 |
|
|
&& __lc->_M_negative_sign_size);
|
1287 |
|
|
// String of grouping info from thousands_sep plucked from __units.
|
1288 |
|
|
string __grouping_tmp;
|
1289 |
|
|
if (__lc->_M_use_grouping)
|
1290 |
|
|
__grouping_tmp.reserve(32);
|
1291 |
|
|
// Last position before the decimal point.
|
1292 |
|
|
int __last_pos = 0;
|
1293 |
|
|
// Separator positions, then, possibly, fractional digits.
|
1294 |
|
|
int __n = 0;
|
1295 |
|
|
// If input iterator is in a valid state.
|
1296 |
|
|
bool __testvalid = true;
|
1297 |
|
|
// Flag marking when a decimal point is found.
|
1298 |
|
|
bool __testdecfound = false;
|
1299 |
|
|
|
1300 |
|
|
// The tentative returned string is stored here.
|
1301 |
|
|
string __res;
|
1302 |
|
|
__res.reserve(32);
|
1303 |
|
|
|
1304 |
|
|
const char_type* __lit_zero = __lit + money_base::_S_zero;
|
1305 |
|
|
const money_base::pattern __p = __lc->_M_neg_format;
|
1306 |
|
|
for (int __i = 0; __i < 4 && __testvalid; ++__i)
|
1307 |
|
|
{
|
1308 |
|
|
const part __which = static_cast(__p.field[__i]);
|
1309 |
|
|
switch (__which)
|
1310 |
|
|
{
|
1311 |
|
|
case money_base::symbol:
|
1312 |
|
|
// According to 22.2.6.1.2, p2, symbol is required
|
1313 |
|
|
// if (__io.flags() & ios_base::showbase), otherwise
|
1314 |
|
|
// is optional and consumed only if other characters
|
1315 |
|
|
// are needed to complete the format.
|
1316 |
|
|
if (__io.flags() & ios_base::showbase || __sign_size > 1
|
1317 |
|
|
|| __i == 0
|
1318 |
|
|
|| (__i == 1 && (__mandatory_sign
|
1319 |
|
|
|| (static_cast(__p.field[0])
|
1320 |
|
|
== money_base::sign)
|
1321 |
|
|
|| (static_cast(__p.field[2])
|
1322 |
|
|
== money_base::space)))
|
1323 |
|
|
|| (__i == 2 && ((static_cast(__p.field[3])
|
1324 |
|
|
== money_base::value)
|
1325 |
|
|
|| __mandatory_sign
|
1326 |
|
|
&& (static_cast(__p.field[3])
|
1327 |
|
|
== money_base::sign))))
|
1328 |
|
|
{
|
1329 |
|
|
const size_type __len = __lc->_M_curr_symbol_size;
|
1330 |
|
|
size_type __j = 0;
|
1331 |
|
|
for (; __beg != __end && __j < __len
|
1332 |
|
|
&& *__beg == __lc->_M_curr_symbol[__j];
|
1333 |
|
|
++__beg, ++__j);
|
1334 |
|
|
if (__j != __len
|
1335 |
|
|
&& (__j || __io.flags() & ios_base::showbase))
|
1336 |
|
|
__testvalid = false;
|
1337 |
|
|
}
|
1338 |
|
|
break;
|
1339 |
|
|
case money_base::sign:
|
1340 |
|
|
// Sign might not exist, or be more than one character long.
|
1341 |
|
|
if (__lc->_M_positive_sign_size && __beg != __end
|
1342 |
|
|
&& *__beg == __lc->_M_positive_sign[0])
|
1343 |
|
|
{
|
1344 |
|
|
__sign_size = __lc->_M_positive_sign_size;
|
1345 |
|
|
++__beg;
|
1346 |
|
|
}
|
1347 |
|
|
else if (__lc->_M_negative_sign_size && __beg != __end
|
1348 |
|
|
&& *__beg == __lc->_M_negative_sign[0])
|
1349 |
|
|
{
|
1350 |
|
|
__negative = true;
|
1351 |
|
|
__sign_size = __lc->_M_negative_sign_size;
|
1352 |
|
|
++__beg;
|
1353 |
|
|
}
|
1354 |
|
|
else if (__lc->_M_positive_sign_size
|
1355 |
|
|
&& !__lc->_M_negative_sign_size)
|
1356 |
|
|
// "... if no sign is detected, the result is given the sign
|
1357 |
|
|
// that corresponds to the source of the empty string"
|
1358 |
|
|
__negative = true;
|
1359 |
|
|
else if (__mandatory_sign)
|
1360 |
|
|
__testvalid = false;
|
1361 |
|
|
break;
|
1362 |
|
|
case money_base::value:
|
1363 |
|
|
// Extract digits, remove and stash away the
|
1364 |
|
|
// grouping of found thousands separators.
|
1365 |
|
|
for (; __beg != __end; ++__beg)
|
1366 |
|
|
{
|
1367 |
|
|
const char_type __c = *__beg;
|
1368 |
|
|
const char_type* __q = __traits_type::find(__lit_zero,
|
1369 |
|
|
10, __c);
|
1370 |
|
|
if (__q != 0)
|
1371 |
|
|
{
|
1372 |
|
|
__res += money_base::_S_atoms[__q - __lit];
|
1373 |
|
|
++__n;
|
1374 |
|
|
}
|
1375 |
|
|
else if (__c == __lc->_M_decimal_point
|
1376 |
|
|
&& !__testdecfound)
|
1377 |
|
|
{
|
1378 |
|
|
__last_pos = __n;
|
1379 |
|
|
__n = 0;
|
1380 |
|
|
__testdecfound = true;
|
1381 |
|
|
}
|
1382 |
|
|
else if (__lc->_M_use_grouping
|
1383 |
|
|
&& __c == __lc->_M_thousands_sep
|
1384 |
|
|
&& !__testdecfound)
|
1385 |
|
|
{
|
1386 |
|
|
if (__n)
|
1387 |
|
|
{
|
1388 |
|
|
// Mark position for later analysis.
|
1389 |
|
|
__grouping_tmp += static_cast(__n);
|
1390 |
|
|
__n = 0;
|
1391 |
|
|
}
|
1392 |
|
|
else
|
1393 |
|
|
{
|
1394 |
|
|
__testvalid = false;
|
1395 |
|
|
break;
|
1396 |
|
|
}
|
1397 |
|
|
}
|
1398 |
|
|
else
|
1399 |
|
|
break;
|
1400 |
|
|
}
|
1401 |
|
|
if (__res.empty())
|
1402 |
|
|
__testvalid = false;
|
1403 |
|
|
break;
|
1404 |
|
|
case money_base::space:
|
1405 |
|
|
// At least one space is required.
|
1406 |
|
|
if (__beg != __end && __ctype.is(ctype_base::space, *__beg))
|
1407 |
|
|
++__beg;
|
1408 |
|
|
else
|
1409 |
|
|
__testvalid = false;
|
1410 |
|
|
case money_base::none:
|
1411 |
|
|
// Only if not at the end of the pattern.
|
1412 |
|
|
if (__i != 3)
|
1413 |
|
|
for (; __beg != __end
|
1414 |
|
|
&& __ctype.is(ctype_base::space, *__beg); ++__beg);
|
1415 |
|
|
break;
|
1416 |
|
|
}
|
1417 |
|
|
}
|
1418 |
|
|
|
1419 |
|
|
// Need to get the rest of the sign characters, if they exist.
|
1420 |
|
|
if (__sign_size > 1 && __testvalid)
|
1421 |
|
|
{
|
1422 |
|
|
const char_type* __sign = __negative ? __lc->_M_negative_sign
|
1423 |
|
|
: __lc->_M_positive_sign;
|
1424 |
|
|
size_type __i = 1;
|
1425 |
|
|
for (; __beg != __end && __i < __sign_size
|
1426 |
|
|
&& *__beg == __sign[__i]; ++__beg, ++__i);
|
1427 |
|
|
|
1428 |
|
|
if (__i != __sign_size)
|
1429 |
|
|
__testvalid = false;
|
1430 |
|
|
}
|
1431 |
|
|
|
1432 |
|
|
if (__testvalid)
|
1433 |
|
|
{
|
1434 |
|
|
// Strip leading zeros.
|
1435 |
|
|
if (__res.size() > 1)
|
1436 |
|
|
{
|
1437 |
|
|
const size_type __first = __res.find_first_not_of('0');
|
1438 |
|
|
const bool __only_zeros = __first == string::npos;
|
1439 |
|
|
if (__first)
|
1440 |
|
|
__res.erase(0, __only_zeros ? __res.size() - 1 : __first);
|
1441 |
|
|
}
|
1442 |
|
|
|
1443 |
|
|
// 22.2.6.1.2, p4
|
1444 |
|
|
if (__negative && __res[0] != '0')
|
1445 |
|
|
__res.insert(__res.begin(), '-');
|
1446 |
|
|
|
1447 |
|
|
// Test for grouping fidelity.
|
1448 |
|
|
if (__grouping_tmp.size())
|
1449 |
|
|
{
|
1450 |
|
|
// Add the ending grouping.
|
1451 |
|
|
__grouping_tmp += static_cast(__testdecfound ? __last_pos
|
1452 |
|
|
: __n);
|
1453 |
|
|
if (!std::__verify_grouping(__lc->_M_grouping,
|
1454 |
|
|
__lc->_M_grouping_size,
|
1455 |
|
|
__grouping_tmp))
|
1456 |
|
|
__err |= ios_base::failbit;
|
1457 |
|
|
}
|
1458 |
|
|
|
1459 |
|
|
// Iff not enough digits were supplied after the decimal-point.
|
1460 |
|
|
if (__testdecfound && __lc->_M_frac_digits > 0
|
1461 |
|
|
&& __n != __lc->_M_frac_digits)
|
1462 |
|
|
__testvalid = false;
|
1463 |
|
|
}
|
1464 |
|
|
|
1465 |
|
|
// Iff valid sequence is not recognized.
|
1466 |
|
|
if (!__testvalid)
|
1467 |
|
|
__err |= ios_base::failbit;
|
1468 |
|
|
else
|
1469 |
|
|
__units.swap(__res);
|
1470 |
|
|
|
1471 |
|
|
// Iff no more characters are available.
|
1472 |
|
|
if (__beg == __end)
|
1473 |
|
|
__err |= ios_base::eofbit;
|
1474 |
|
|
return __beg;
|
1475 |
|
|
}
|
1476 |
|
|
|
1477 |
|
|
template
|
1478 |
|
|
_InIter
|
1479 |
|
|
money_get<_CharT, _InIter>::
|
1480 |
|
|
do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
|
1481 |
|
|
ios_base::iostate& __err, long double& __units) const
|
1482 |
|
|
{
|
1483 |
|
|
string __str;
|
1484 |
|
|
if (__intl)
|
1485 |
|
|
__beg = _M_extract(__beg, __end, __io, __err, __str);
|
1486 |
|
|
else
|
1487 |
|
|
__beg = _M_extract(__beg, __end, __io, __err, __str);
|
1488 |
|
|
std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
|
1489 |
|
|
return __beg;
|
1490 |
|
|
}
|
1491 |
|
|
|
1492 |
|
|
template
|
1493 |
|
|
_InIter
|
1494 |
|
|
money_get<_CharT, _InIter>::
|
1495 |
|
|
do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
|
1496 |
|
|
ios_base::iostate& __err, string_type& __units) const
|
1497 |
|
|
{
|
1498 |
|
|
typedef typename string::size_type size_type;
|
1499 |
|
|
|
1500 |
|
|
const locale& __loc = __io._M_getloc();
|
1501 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1502 |
|
|
|
1503 |
|
|
string __str;
|
1504 |
|
|
const iter_type __ret = __intl ? _M_extract(__beg, __end, __io,
|
1505 |
|
|
__err, __str)
|
1506 |
|
|
: _M_extract(__beg, __end, __io,
|
1507 |
|
|
__err, __str);
|
1508 |
|
|
const size_type __len = __str.size();
|
1509 |
|
|
if (__len)
|
1510 |
|
|
{
|
1511 |
|
|
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1512 |
|
|
* __len));
|
1513 |
|
|
__ctype.widen(__str.data(), __str.data() + __len, __ws);
|
1514 |
|
|
__units.assign(__ws, __len);
|
1515 |
|
|
}
|
1516 |
|
|
|
1517 |
|
|
return __ret;
|
1518 |
|
|
}
|
1519 |
|
|
|
1520 |
|
|
template
|
1521 |
|
|
template
|
1522 |
|
|
_OutIter
|
1523 |
|
|
money_put<_CharT, _OutIter>::
|
1524 |
|
|
_M_insert(iter_type __s, ios_base& __io, char_type __fill,
|
1525 |
|
|
const string_type& __digits) const
|
1526 |
|
|
{
|
1527 |
|
|
typedef typename string_type::size_type size_type;
|
1528 |
|
|
typedef money_base::part part;
|
1529 |
|
|
typedef __moneypunct_cache<_CharT, _Intl> __cache_type;
|
1530 |
|
|
|
1531 |
|
|
const locale& __loc = __io._M_getloc();
|
1532 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1533 |
|
|
|
1534 |
|
|
__use_cache<__cache_type> __uc;
|
1535 |
|
|
const __cache_type* __lc = __uc(__loc);
|
1536 |
|
|
const char_type* __lit = __lc->_M_atoms;
|
1537 |
|
|
|
1538 |
|
|
// Determine if negative or positive formats are to be used, and
|
1539 |
|
|
// discard leading negative_sign if it is present.
|
1540 |
|
|
const char_type* __beg = __digits.data();
|
1541 |
|
|
|
1542 |
|
|
money_base::pattern __p;
|
1543 |
|
|
const char_type* __sign;
|
1544 |
|
|
size_type __sign_size;
|
1545 |
|
|
if (!(*__beg == __lit[money_base::_S_minus]))
|
1546 |
|
|
{
|
1547 |
|
|
__p = __lc->_M_pos_format;
|
1548 |
|
|
__sign = __lc->_M_positive_sign;
|
1549 |
|
|
__sign_size = __lc->_M_positive_sign_size;
|
1550 |
|
|
}
|
1551 |
|
|
else
|
1552 |
|
|
{
|
1553 |
|
|
__p = __lc->_M_neg_format;
|
1554 |
|
|
__sign = __lc->_M_negative_sign;
|
1555 |
|
|
__sign_size = __lc->_M_negative_sign_size;
|
1556 |
|
|
if (__digits.size())
|
1557 |
|
|
++__beg;
|
1558 |
|
|
}
|
1559 |
|
|
|
1560 |
|
|
// Look for valid numbers in the ctype facet within input digits.
|
1561 |
|
|
size_type __len = __ctype.scan_not(ctype_base::digit, __beg,
|
1562 |
|
|
__beg + __digits.size()) - __beg;
|
1563 |
|
|
if (__len)
|
1564 |
|
|
{
|
1565 |
|
|
// Assume valid input, and attempt to format.
|
1566 |
|
|
// Break down input numbers into base components, as follows:
|
1567 |
|
|
// final_value = grouped units + (decimal point) + (digits)
|
1568 |
|
|
string_type __value;
|
1569 |
|
|
__value.reserve(2 * __len);
|
1570 |
|
|
|
1571 |
|
|
// Add thousands separators to non-decimal digits, per
|
1572 |
|
|
// grouping rules.
|
1573 |
|
|
int __paddec = __len - __lc->_M_frac_digits;
|
1574 |
|
|
if (__paddec > 0)
|
1575 |
|
|
{
|
1576 |
|
|
if (__lc->_M_frac_digits < 0)
|
1577 |
|
|
__paddec = __len;
|
1578 |
|
|
if (__lc->_M_grouping_size)
|
1579 |
|
|
{
|
1580 |
|
|
_CharT* __ws =
|
1581 |
|
|
static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1582 |
|
|
* 2 * __len));
|
1583 |
|
|
_CharT* __ws_end =
|
1584 |
|
|
std::__add_grouping(__ws, __lc->_M_thousands_sep,
|
1585 |
|
|
__lc->_M_grouping,
|
1586 |
|
|
__lc->_M_grouping_size,
|
1587 |
|
|
__beg, __beg + __paddec);
|
1588 |
|
|
__value.assign(__ws, __ws_end - __ws);
|
1589 |
|
|
}
|
1590 |
|
|
else
|
1591 |
|
|
__value.assign(__beg, __paddec);
|
1592 |
|
|
}
|
1593 |
|
|
|
1594 |
|
|
// Deal with decimal point, decimal digits.
|
1595 |
|
|
if (__lc->_M_frac_digits > 0)
|
1596 |
|
|
{
|
1597 |
|
|
__value += __lc->_M_decimal_point;
|
1598 |
|
|
if (__paddec >= 0)
|
1599 |
|
|
__value.append(__beg + __paddec, __lc->_M_frac_digits);
|
1600 |
|
|
else
|
1601 |
|
|
{
|
1602 |
|
|
// Have to pad zeros in the decimal position.
|
1603 |
|
|
__value.append(-__paddec, __lit[money_base::_S_zero]);
|
1604 |
|
|
__value.append(__beg, __len);
|
1605 |
|
|
}
|
1606 |
|
|
}
|
1607 |
|
|
|
1608 |
|
|
// Calculate length of resulting string.
|
1609 |
|
|
const ios_base::fmtflags __f = __io.flags()
|
1610 |
|
|
& ios_base::adjustfield;
|
1611 |
|
|
__len = __value.size() + __sign_size;
|
1612 |
|
|
__len += ((__io.flags() & ios_base::showbase)
|
1613 |
|
|
? __lc->_M_curr_symbol_size : 0);
|
1614 |
|
|
|
1615 |
|
|
string_type __res;
|
1616 |
|
|
__res.reserve(2 * __len);
|
1617 |
|
|
|
1618 |
|
|
const size_type __width = static_cast(__io.width());
|
1619 |
|
|
const bool __testipad = (__f == ios_base::internal
|
1620 |
|
|
&& __len < __width);
|
1621 |
|
|
// Fit formatted digits into the required pattern.
|
1622 |
|
|
for (int __i = 0; __i < 4; ++__i)
|
1623 |
|
|
{
|
1624 |
|
|
const part __which = static_cast(__p.field[__i]);
|
1625 |
|
|
switch (__which)
|
1626 |
|
|
{
|
1627 |
|
|
case money_base::symbol:
|
1628 |
|
|
if (__io.flags() & ios_base::showbase)
|
1629 |
|
|
__res.append(__lc->_M_curr_symbol,
|
1630 |
|
|
__lc->_M_curr_symbol_size);
|
1631 |
|
|
break;
|
1632 |
|
|
case money_base::sign:
|
1633 |
|
|
// Sign might not exist, or be more than one
|
1634 |
|
|
// charater long. In that case, add in the rest
|
1635 |
|
|
// below.
|
1636 |
|
|
if (__sign_size)
|
1637 |
|
|
__res += __sign[0];
|
1638 |
|
|
break;
|
1639 |
|
|
case money_base::value:
|
1640 |
|
|
__res += __value;
|
1641 |
|
|
break;
|
1642 |
|
|
case money_base::space:
|
1643 |
|
|
// At least one space is required, but if internal
|
1644 |
|
|
// formatting is required, an arbitrary number of
|
1645 |
|
|
// fill spaces will be necessary.
|
1646 |
|
|
if (__testipad)
|
1647 |
|
|
__res.append(__width - __len, __fill);
|
1648 |
|
|
else
|
1649 |
|
|
__res += __fill;
|
1650 |
|
|
break;
|
1651 |
|
|
case money_base::none:
|
1652 |
|
|
if (__testipad)
|
1653 |
|
|
__res.append(__width - __len, __fill);
|
1654 |
|
|
break;
|
1655 |
|
|
}
|
1656 |
|
|
}
|
1657 |
|
|
|
1658 |
|
|
// Special case of multi-part sign parts.
|
1659 |
|
|
if (__sign_size > 1)
|
1660 |
|
|
__res.append(__sign + 1, __sign_size - 1);
|
1661 |
|
|
|
1662 |
|
|
// Pad, if still necessary.
|
1663 |
|
|
__len = __res.size();
|
1664 |
|
|
if (__width > __len)
|
1665 |
|
|
{
|
1666 |
|
|
if (__f == ios_base::left)
|
1667 |
|
|
// After.
|
1668 |
|
|
__res.append(__width - __len, __fill);
|
1669 |
|
|
else
|
1670 |
|
|
// Before.
|
1671 |
|
|
__res.insert(0, __width - __len, __fill);
|
1672 |
|
|
__len = __width;
|
1673 |
|
|
}
|
1674 |
|
|
|
1675 |
|
|
// Write resulting, fully-formatted string to output iterator.
|
1676 |
|
|
__s = std::__write(__s, __res.data(), __len);
|
1677 |
|
|
}
|
1678 |
|
|
__io.width(0);
|
1679 |
|
|
return __s;
|
1680 |
|
|
}
|
1681 |
|
|
|
1682 |
|
|
template
|
1683 |
|
|
_OutIter
|
1684 |
|
|
money_put<_CharT, _OutIter>::
|
1685 |
|
|
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
1686 |
|
|
long double __units) const
|
1687 |
|
|
{
|
1688 |
|
|
const locale __loc = __io.getloc();
|
1689 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1690 |
|
|
#ifdef _GLIBCXX_USE_C99
|
1691 |
|
|
// First try a buffer perhaps big enough.
|
1692 |
|
|
int __cs_size = 64;
|
1693 |
|
|
char* __cs = static_cast(__builtin_alloca(__cs_size));
|
1694 |
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
1695 |
|
|
// 328. Bad sprintf format modifier in money_put<>::do_put()
|
1696 |
|
|
int __len = std::__convert_from_v(__cs, __cs_size, "%.*Lf", __units,
|
1697 |
|
|
_S_get_c_locale(), 0);
|
1698 |
|
|
// If the buffer was not large enough, try again with the correct size.
|
1699 |
|
|
if (__len >= __cs_size)
|
1700 |
|
|
{
|
1701 |
|
|
__cs_size = __len + 1;
|
1702 |
|
|
__cs = static_cast(__builtin_alloca(__cs_size));
|
1703 |
|
|
__len = std::__convert_from_v(__cs, __cs_size, "%.*Lf", __units,
|
1704 |
|
|
_S_get_c_locale(), 0);
|
1705 |
|
|
}
|
1706 |
|
|
#else
|
1707 |
|
|
// max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
|
1708 |
|
|
const int __cs_size = numeric_limits::max_exponent10 + 3;
|
1709 |
|
|
char* __cs = static_cast(__builtin_alloca(__cs_size));
|
1710 |
|
|
int __len = std::__convert_from_v(__cs, 0, "%.*Lf", __units,
|
1711 |
|
|
_S_get_c_locale(), 0);
|
1712 |
|
|
#endif
|
1713 |
|
|
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
1714 |
|
|
* __cs_size));
|
1715 |
|
|
__ctype.widen(__cs, __cs + __len, __ws);
|
1716 |
|
|
const string_type __digits(__ws, __len);
|
1717 |
|
|
return __intl ? _M_insert(__s, __io, __fill, __digits)
|
1718 |
|
|
: _M_insert(__s, __io, __fill, __digits);
|
1719 |
|
|
}
|
1720 |
|
|
|
1721 |
|
|
template
|
1722 |
|
|
_OutIter
|
1723 |
|
|
money_put<_CharT, _OutIter>::
|
1724 |
|
|
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
|
1725 |
|
|
const string_type& __digits) const
|
1726 |
|
|
{ return __intl ? _M_insert(__s, __io, __fill, __digits)
|
1727 |
|
|
: _M_insert(__s, __io, __fill, __digits); }
|
1728 |
|
|
|
1729 |
|
|
|
1730 |
|
|
// NB: Not especially useful. Without an ios_base object or some
|
1731 |
|
|
// kind of locale reference, we are left clawing at the air where
|
1732 |
|
|
// the side of the mountain used to be...
|
1733 |
|
|
template
|
1734 |
|
|
time_base::dateorder
|
1735 |
|
|
time_get<_CharT, _InIter>::do_date_order() const
|
1736 |
|
|
{ return time_base::no_order; }
|
1737 |
|
|
|
1738 |
|
|
// Expand a strftime format string and parse it. E.g., do_get_date() may
|
1739 |
|
|
// pass %m/%d/%Y => extracted characters.
|
1740 |
|
|
template
|
1741 |
|
|
_InIter
|
1742 |
|
|
time_get<_CharT, _InIter>::
|
1743 |
|
|
_M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
|
1744 |
|
|
ios_base::iostate& __err, tm* __tm,
|
1745 |
|
|
const _CharT* __format) const
|
1746 |
|
|
{
|
1747 |
|
|
const locale& __loc = __io._M_getloc();
|
1748 |
|
|
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
1749 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1750 |
|
|
const size_t __len = char_traits<_CharT>::length(__format);
|
1751 |
|
|
|
1752 |
|
|
for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
|
1753 |
|
|
{
|
1754 |
|
|
if (__ctype.narrow(__format[__i], 0) == '%')
|
1755 |
|
|
{
|
1756 |
|
|
// Verify valid formatting code, attempt to extract.
|
1757 |
|
|
char __c = __ctype.narrow(__format[++__i], 0);
|
1758 |
|
|
int __mem = 0;
|
1759 |
|
|
if (__c == 'E' || __c == 'O')
|
1760 |
|
|
__c = __ctype.narrow(__format[++__i], 0);
|
1761 |
|
|
switch (__c)
|
1762 |
|
|
{
|
1763 |
|
|
const char* __cs;
|
1764 |
|
|
_CharT __wcs[10];
|
1765 |
|
|
case 'a':
|
1766 |
|
|
// Abbreviated weekday name [tm_wday]
|
1767 |
|
|
const char_type* __days1[7];
|
1768 |
|
|
__tp._M_days_abbreviated(__days1);
|
1769 |
|
|
__beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1,
|
1770 |
|
|
7, __io, __err);
|
1771 |
|
|
break;
|
1772 |
|
|
case 'A':
|
1773 |
|
|
// Weekday name [tm_wday].
|
1774 |
|
|
const char_type* __days2[7];
|
1775 |
|
|
__tp._M_days(__days2);
|
1776 |
|
|
__beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2,
|
1777 |
|
|
7, __io, __err);
|
1778 |
|
|
break;
|
1779 |
|
|
case 'h':
|
1780 |
|
|
case 'b':
|
1781 |
|
|
// Abbreviated month name [tm_mon]
|
1782 |
|
|
const char_type* __months1[12];
|
1783 |
|
|
__tp._M_months_abbreviated(__months1);
|
1784 |
|
|
__beg = _M_extract_name(__beg, __end, __tm->tm_mon,
|
1785 |
|
|
__months1, 12, __io, __err);
|
1786 |
|
|
break;
|
1787 |
|
|
case 'B':
|
1788 |
|
|
// Month name [tm_mon].
|
1789 |
|
|
const char_type* __months2[12];
|
1790 |
|
|
__tp._M_months(__months2);
|
1791 |
|
|
__beg = _M_extract_name(__beg, __end, __tm->tm_mon,
|
1792 |
|
|
__months2, 12, __io, __err);
|
1793 |
|
|
break;
|
1794 |
|
|
case 'c':
|
1795 |
|
|
// Default time and date representation.
|
1796 |
|
|
const char_type* __dt[2];
|
1797 |
|
|
__tp._M_date_time_formats(__dt);
|
1798 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1799 |
|
|
__tm, __dt[0]);
|
1800 |
|
|
break;
|
1801 |
|
|
case 'd':
|
1802 |
|
|
// Day [01, 31]. [tm_mday]
|
1803 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
|
1804 |
|
|
__io, __err);
|
1805 |
|
|
break;
|
1806 |
|
|
case 'e':
|
1807 |
|
|
// Day [1, 31], with single digits preceded by
|
1808 |
|
|
// space. [tm_mday]
|
1809 |
|
|
if (__ctype.is(ctype_base::space, *__beg))
|
1810 |
|
|
__beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9,
|
1811 |
|
|
1, __io, __err);
|
1812 |
|
|
else
|
1813 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31,
|
1814 |
|
|
2, __io, __err);
|
1815 |
|
|
break;
|
1816 |
|
|
case 'D':
|
1817 |
|
|
// Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
|
1818 |
|
|
__cs = "%m/%d/%y";
|
1819 |
|
|
__ctype.widen(__cs, __cs + 9, __wcs);
|
1820 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1821 |
|
|
__tm, __wcs);
|
1822 |
|
|
break;
|
1823 |
|
|
case 'H':
|
1824 |
|
|
// Hour [00, 23]. [tm_hour]
|
1825 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
|
1826 |
|
|
__io, __err);
|
1827 |
|
|
break;
|
1828 |
|
|
case 'I':
|
1829 |
|
|
// Hour [01, 12]. [tm_hour]
|
1830 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
|
1831 |
|
|
__io, __err);
|
1832 |
|
|
break;
|
1833 |
|
|
case 'm':
|
1834 |
|
|
// Month [01, 12]. [tm_mon]
|
1835 |
|
|
__beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2,
|
1836 |
|
|
__io, __err);
|
1837 |
|
|
if (!__err)
|
1838 |
|
|
__tm->tm_mon = __mem - 1;
|
1839 |
|
|
break;
|
1840 |
|
|
case 'M':
|
1841 |
|
|
// Minute [00, 59]. [tm_min]
|
1842 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
|
1843 |
|
|
__io, __err);
|
1844 |
|
|
break;
|
1845 |
|
|
case 'n':
|
1846 |
|
|
if (__ctype.narrow(*__beg, 0) == '\n')
|
1847 |
|
|
++__beg;
|
1848 |
|
|
else
|
1849 |
|
|
__err |= ios_base::failbit;
|
1850 |
|
|
break;
|
1851 |
|
|
case 'R':
|
1852 |
|
|
// Equivalent to (%H:%M).
|
1853 |
|
|
__cs = "%H:%M";
|
1854 |
|
|
__ctype.widen(__cs, __cs + 6, __wcs);
|
1855 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1856 |
|
|
__tm, __wcs);
|
1857 |
|
|
break;
|
1858 |
|
|
case 'S':
|
1859 |
|
|
// Seconds. [tm_sec]
|
1860 |
|
|
// [00, 60] in C99 (one leap-second), [00, 61] in C89.
|
1861 |
|
|
#ifdef _GLIBCXX_USE_C99
|
1862 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 60, 2,
|
1863 |
|
|
#else
|
1864 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 61, 2,
|
1865 |
|
|
#endif
|
1866 |
|
|
__io, __err);
|
1867 |
|
|
break;
|
1868 |
|
|
case 't':
|
1869 |
|
|
if (__ctype.narrow(*__beg, 0) == '\t')
|
1870 |
|
|
++__beg;
|
1871 |
|
|
else
|
1872 |
|
|
__err |= ios_base::failbit;
|
1873 |
|
|
break;
|
1874 |
|
|
case 'T':
|
1875 |
|
|
// Equivalent to (%H:%M:%S).
|
1876 |
|
|
__cs = "%H:%M:%S";
|
1877 |
|
|
__ctype.widen(__cs, __cs + 9, __wcs);
|
1878 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1879 |
|
|
__tm, __wcs);
|
1880 |
|
|
break;
|
1881 |
|
|
case 'x':
|
1882 |
|
|
// Locale's date.
|
1883 |
|
|
const char_type* __dates[2];
|
1884 |
|
|
__tp._M_date_formats(__dates);
|
1885 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1886 |
|
|
__tm, __dates[0]);
|
1887 |
|
|
break;
|
1888 |
|
|
case 'X':
|
1889 |
|
|
// Locale's time.
|
1890 |
|
|
const char_type* __times[2];
|
1891 |
|
|
__tp._M_time_formats(__times);
|
1892 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
1893 |
|
|
__tm, __times[0]);
|
1894 |
|
|
break;
|
1895 |
|
|
case 'y':
|
1896 |
|
|
case 'C': // C99
|
1897 |
|
|
// Two digit year. [tm_year]
|
1898 |
|
|
__beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
|
1899 |
|
|
__io, __err);
|
1900 |
|
|
break;
|
1901 |
|
|
case 'Y':
|
1902 |
|
|
// Year [1900). [tm_year]
|
1903 |
|
|
__beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4,
|
1904 |
|
|
__io, __err);
|
1905 |
|
|
if (!__err)
|
1906 |
|
|
__tm->tm_year = __mem - 1900;
|
1907 |
|
|
break;
|
1908 |
|
|
case 'Z':
|
1909 |
|
|
// Timezone info.
|
1910 |
|
|
if (__ctype.is(ctype_base::upper, *__beg))
|
1911 |
|
|
{
|
1912 |
|
|
int __tmp;
|
1913 |
|
|
__beg = _M_extract_name(__beg, __end, __tmp,
|
1914 |
|
|
__timepunct_cache<_CharT>::_S_timezones,
|
1915 |
|
|
14, __io, __err);
|
1916 |
|
|
|
1917 |
|
|
// GMT requires special effort.
|
1918 |
|
|
if (__beg != __end && !__err && __tmp == 0
|
1919 |
|
|
&& (*__beg == __ctype.widen('-')
|
1920 |
|
|
|| *__beg == __ctype.widen('+')))
|
1921 |
|
|
{
|
1922 |
|
|
__beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
|
1923 |
|
|
__io, __err);
|
1924 |
|
|
__beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
|
1925 |
|
|
__io, __err);
|
1926 |
|
|
}
|
1927 |
|
|
}
|
1928 |
|
|
else
|
1929 |
|
|
__err |= ios_base::failbit;
|
1930 |
|
|
break;
|
1931 |
|
|
default:
|
1932 |
|
|
// Not recognized.
|
1933 |
|
|
__err |= ios_base::failbit;
|
1934 |
|
|
}
|
1935 |
|
|
}
|
1936 |
|
|
else
|
1937 |
|
|
{
|
1938 |
|
|
// Verify format and input match, extract and discard.
|
1939 |
|
|
if (__format[__i] == *__beg)
|
1940 |
|
|
++__beg;
|
1941 |
|
|
else
|
1942 |
|
|
__err |= ios_base::failbit;
|
1943 |
|
|
}
|
1944 |
|
|
}
|
1945 |
|
|
return __beg;
|
1946 |
|
|
}
|
1947 |
|
|
|
1948 |
|
|
template
|
1949 |
|
|
_InIter
|
1950 |
|
|
time_get<_CharT, _InIter>::
|
1951 |
|
|
_M_extract_num(iter_type __beg, iter_type __end, int& __member,
|
1952 |
|
|
int __min, int __max, size_t __len,
|
1953 |
|
|
ios_base& __io, ios_base::iostate& __err) const
|
1954 |
|
|
{
|
1955 |
|
|
const locale& __loc = __io._M_getloc();
|
1956 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1957 |
|
|
|
1958 |
|
|
// As-is works for __len = 1, 2, 4, the values actually used.
|
1959 |
|
|
int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1);
|
1960 |
|
|
|
1961 |
|
|
++__min;
|
1962 |
|
|
size_t __i = 0;
|
1963 |
|
|
int __value = 0;
|
1964 |
|
|
for (; __beg != __end && __i < __len; ++__beg, ++__i)
|
1965 |
|
|
{
|
1966 |
|
|
const char __c = __ctype.narrow(*__beg, '*');
|
1967 |
|
|
if (__c >= '0' && __c <= '9')
|
1968 |
|
|
{
|
1969 |
|
|
__value = __value * 10 + (__c - '0');
|
1970 |
|
|
const int __valuec = __value * __mult;
|
1971 |
|
|
if (__valuec > __max || __valuec + __mult < __min)
|
1972 |
|
|
break;
|
1973 |
|
|
__mult /= 10;
|
1974 |
|
|
}
|
1975 |
|
|
else
|
1976 |
|
|
break;
|
1977 |
|
|
}
|
1978 |
|
|
if (__i == __len)
|
1979 |
|
|
__member = __value;
|
1980 |
|
|
else
|
1981 |
|
|
__err |= ios_base::failbit;
|
1982 |
|
|
return __beg;
|
1983 |
|
|
}
|
1984 |
|
|
|
1985 |
|
|
// Assumptions:
|
1986 |
|
|
// All elements in __names are unique.
|
1987 |
|
|
template
|
1988 |
|
|
_InIter
|
1989 |
|
|
time_get<_CharT, _InIter>::
|
1990 |
|
|
_M_extract_name(iter_type __beg, iter_type __end, int& __member,
|
1991 |
|
|
const _CharT** __names, size_t __indexlen,
|
1992 |
|
|
ios_base& __io, ios_base::iostate& __err) const
|
1993 |
|
|
{
|
1994 |
|
|
typedef char_traits<_CharT> __traits_type;
|
1995 |
|
|
const locale& __loc = __io._M_getloc();
|
1996 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
1997 |
|
|
|
1998 |
|
|
int* __matches = static_cast(__builtin_alloca(sizeof(int)
|
1999 |
|
|
* __indexlen));
|
2000 |
|
|
size_t __nmatches = 0;
|
2001 |
|
|
size_t __pos = 0;
|
2002 |
|
|
bool __testvalid = true;
|
2003 |
|
|
const char_type* __name;
|
2004 |
|
|
|
2005 |
|
|
// Look for initial matches.
|
2006 |
|
|
// NB: Some of the locale data is in the form of all lowercase
|
2007 |
|
|
// names, and some is in the form of initially-capitalized
|
2008 |
|
|
// names. Look for both.
|
2009 |
|
|
if (__beg != __end)
|
2010 |
|
|
{
|
2011 |
|
|
const char_type __c = *__beg;
|
2012 |
|
|
for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
|
2013 |
|
|
if (__c == __names[__i1][0]
|
2014 |
|
|
|| __c == __ctype.toupper(__names[__i1][0]))
|
2015 |
|
|
__matches[__nmatches++] = __i1;
|
2016 |
|
|
}
|
2017 |
|
|
|
2018 |
|
|
while (__nmatches > 1)
|
2019 |
|
|
{
|
2020 |
|
|
// Find smallest matching string.
|
2021 |
|
|
size_t __minlen = __traits_type::length(__names[__matches[0]]);
|
2022 |
|
|
for (size_t __i2 = 1; __i2 < __nmatches; ++__i2)
|
2023 |
|
|
__minlen = std::min(__minlen,
|
2024 |
|
|
__traits_type::length(__names[__matches[__i2]]));
|
2025 |
|
|
++__beg, ++__pos;
|
2026 |
|
|
if (__pos < __minlen && __beg != __end)
|
2027 |
|
|
for (size_t __i3 = 0; __i3 < __nmatches;)
|
2028 |
|
|
{
|
2029 |
|
|
__name = __names[__matches[__i3]];
|
2030 |
|
|
if (!(__name[__pos] == *__beg))
|
2031 |
|
|
__matches[__i3] = __matches[--__nmatches];
|
2032 |
|
|
else
|
2033 |
|
|
++__i3;
|
2034 |
|
|
}
|
2035 |
|
|
else
|
2036 |
|
|
break;
|
2037 |
|
|
}
|
2038 |
|
|
|
2039 |
|
|
if (__nmatches == 1)
|
2040 |
|
|
{
|
2041 |
|
|
// Make sure found name is completely extracted.
|
2042 |
|
|
++__beg, ++__pos;
|
2043 |
|
|
__name = __names[__matches[0]];
|
2044 |
|
|
const size_t __len = __traits_type::length(__name);
|
2045 |
|
|
while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
|
2046 |
|
|
++__beg, ++__pos;
|
2047 |
|
|
|
2048 |
|
|
if (__len == __pos)
|
2049 |
|
|
__member = __matches[0];
|
2050 |
|
|
else
|
2051 |
|
|
__testvalid = false;
|
2052 |
|
|
}
|
2053 |
|
|
else
|
2054 |
|
|
__testvalid = false;
|
2055 |
|
|
if (!__testvalid)
|
2056 |
|
|
__err |= ios_base::failbit;
|
2057 |
|
|
return __beg;
|
2058 |
|
|
}
|
2059 |
|
|
|
2060 |
|
|
template
|
2061 |
|
|
_InIter
|
2062 |
|
|
time_get<_CharT, _InIter>::
|
2063 |
|
|
do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
|
2064 |
|
|
ios_base::iostate& __err, tm* __tm) const
|
2065 |
|
|
{
|
2066 |
|
|
const locale& __loc = __io._M_getloc();
|
2067 |
|
|
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
2068 |
|
|
const char_type* __times[2];
|
2069 |
|
|
__tp._M_time_formats(__times);
|
2070 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
2071 |
|
|
__tm, __times[0]);
|
2072 |
|
|
if (__beg == __end)
|
2073 |
|
|
__err |= ios_base::eofbit;
|
2074 |
|
|
return __beg;
|
2075 |
|
|
}
|
2076 |
|
|
|
2077 |
|
|
template
|
2078 |
|
|
_InIter
|
2079 |
|
|
time_get<_CharT, _InIter>::
|
2080 |
|
|
do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
|
2081 |
|
|
ios_base::iostate& __err, tm* __tm) const
|
2082 |
|
|
{
|
2083 |
|
|
const locale& __loc = __io._M_getloc();
|
2084 |
|
|
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
2085 |
|
|
const char_type* __dates[2];
|
2086 |
|
|
__tp._M_date_formats(__dates);
|
2087 |
|
|
__beg = _M_extract_via_format(__beg, __end, __io, __err,
|
2088 |
|
|
__tm, __dates[0]);
|
2089 |
|
|
if (__beg == __end)
|
2090 |
|
|
__err |= ios_base::eofbit;
|
2091 |
|
|
return __beg;
|
2092 |
|
|
}
|
2093 |
|
|
|
2094 |
|
|
template
|
2095 |
|
|
_InIter
|
2096 |
|
|
time_get<_CharT, _InIter>::
|
2097 |
|
|
do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
|
2098 |
|
|
ios_base::iostate& __err, tm* __tm) const
|
2099 |
|
|
{
|
2100 |
|
|
typedef char_traits<_CharT> __traits_type;
|
2101 |
|
|
const locale& __loc = __io._M_getloc();
|
2102 |
|
|
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
2103 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
2104 |
|
|
const char_type* __days[7];
|
2105 |
|
|
__tp._M_days_abbreviated(__days);
|
2106 |
|
|
int __tmpwday;
|
2107 |
|
|
__beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err);
|
2108 |
|
|
|
2109 |
|
|
// Check to see if non-abbreviated name exists, and extract.
|
2110 |
|
|
// NB: Assumes both _M_days and _M_days_abbreviated organized in
|
2111 |
|
|
// exact same order, first to last, such that the resulting
|
2112 |
|
|
// __days array with the same index points to a day, and that
|
2113 |
|
|
// day's abbreviated form.
|
2114 |
|
|
// NB: Also assumes that an abbreviated name is a subset of the name.
|
2115 |
|
|
if (!__err && __beg != __end)
|
2116 |
|
|
{
|
2117 |
|
|
size_t __pos = __traits_type::length(__days[__tmpwday]);
|
2118 |
|
|
__tp._M_days(__days);
|
2119 |
|
|
const char_type* __name = __days[__tmpwday];
|
2120 |
|
|
if (__name[__pos] == *__beg)
|
2121 |
|
|
{
|
2122 |
|
|
// Extract the rest of it.
|
2123 |
|
|
const size_t __len = __traits_type::length(__name);
|
2124 |
|
|
while (__pos < __len && __beg != __end
|
2125 |
|
|
&& __name[__pos] == *__beg)
|
2126 |
|
|
++__beg, ++__pos;
|
2127 |
|
|
if (__len != __pos)
|
2128 |
|
|
__err |= ios_base::failbit;
|
2129 |
|
|
}
|
2130 |
|
|
}
|
2131 |
|
|
if (!__err)
|
2132 |
|
|
__tm->tm_wday = __tmpwday;
|
2133 |
|
|
|
2134 |
|
|
if (__beg == __end)
|
2135 |
|
|
__err |= ios_base::eofbit;
|
2136 |
|
|
return __beg;
|
2137 |
|
|
}
|
2138 |
|
|
|
2139 |
|
|
template
|
2140 |
|
|
_InIter
|
2141 |
|
|
time_get<_CharT, _InIter>::
|
2142 |
|
|
do_get_monthname(iter_type __beg, iter_type __end,
|
2143 |
|
|
ios_base& __io, ios_base::iostate& __err, tm* __tm) const
|
2144 |
|
|
{
|
2145 |
|
|
typedef char_traits<_CharT> __traits_type;
|
2146 |
|
|
const locale& __loc = __io._M_getloc();
|
2147 |
|
|
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
2148 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
2149 |
|
|
const char_type* __months[12];
|
2150 |
|
|
__tp._M_months_abbreviated(__months);
|
2151 |
|
|
int __tmpmon;
|
2152 |
|
|
__beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12,
|
2153 |
|
|
__io, __err);
|
2154 |
|
|
|
2155 |
|
|
// Check to see if non-abbreviated name exists, and extract.
|
2156 |
|
|
// NB: Assumes both _M_months and _M_months_abbreviated organized in
|
2157 |
|
|
// exact same order, first to last, such that the resulting
|
2158 |
|
|
// __months array with the same index points to a month, and that
|
2159 |
|
|
// month's abbreviated form.
|
2160 |
|
|
// NB: Also assumes that an abbreviated name is a subset of the name.
|
2161 |
|
|
if (!__err && __beg != __end)
|
2162 |
|
|
{
|
2163 |
|
|
size_t __pos = __traits_type::length(__months[__tmpmon]);
|
2164 |
|
|
__tp._M_months(__months);
|
2165 |
|
|
const char_type* __name = __months[__tmpmon];
|
2166 |
|
|
if (__name[__pos] == *__beg)
|
2167 |
|
|
{
|
2168 |
|
|
// Extract the rest of it.
|
2169 |
|
|
const size_t __len = __traits_type::length(__name);
|
2170 |
|
|
while (__pos < __len && __beg != __end
|
2171 |
|
|
&& __name[__pos] == *__beg)
|
2172 |
|
|
++__beg, ++__pos;
|
2173 |
|
|
if (__len != __pos)
|
2174 |
|
|
__err |= ios_base::failbit;
|
2175 |
|
|
}
|
2176 |
|
|
}
|
2177 |
|
|
if (!__err)
|
2178 |
|
|
__tm->tm_mon = __tmpmon;
|
2179 |
|
|
|
2180 |
|
|
if (__beg == __end)
|
2181 |
|
|
__err |= ios_base::eofbit;
|
2182 |
|
|
return __beg;
|
2183 |
|
|
}
|
2184 |
|
|
|
2185 |
|
|
template
|
2186 |
|
|
_InIter
|
2187 |
|
|
time_get<_CharT, _InIter>::
|
2188 |
|
|
do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
|
2189 |
|
|
ios_base::iostate& __err, tm* __tm) const
|
2190 |
|
|
{
|
2191 |
|
|
const locale& __loc = __io._M_getloc();
|
2192 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
2193 |
|
|
|
2194 |
|
|
size_t __i = 0;
|
2195 |
|
|
int __value = 0;
|
2196 |
|
|
for (; __beg != __end && __i < 4; ++__beg, ++__i)
|
2197 |
|
|
{
|
2198 |
|
|
const char __c = __ctype.narrow(*__beg, '*');
|
2199 |
|
|
if (__c >= '0' && __c <= '9')
|
2200 |
|
|
__value = __value * 10 + (__c - '0');
|
2201 |
|
|
else
|
2202 |
|
|
break;
|
2203 |
|
|
}
|
2204 |
|
|
if (__i == 2 || __i == 4)
|
2205 |
|
|
__tm->tm_year = __i == 2 ? __value : __value - 1900;
|
2206 |
|
|
else
|
2207 |
|
|
__err |= ios_base::failbit;
|
2208 |
|
|
if (__beg == __end)
|
2209 |
|
|
__err |= ios_base::eofbit;
|
2210 |
|
|
return __beg;
|
2211 |
|
|
}
|
2212 |
|
|
|
2213 |
|
|
template
|
2214 |
|
|
_OutIter
|
2215 |
|
|
time_put<_CharT, _OutIter>::
|
2216 |
|
|
put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
|
2217 |
|
|
const _CharT* __beg, const _CharT* __end) const
|
2218 |
|
|
{
|
2219 |
|
|
const locale& __loc = __io._M_getloc();
|
2220 |
|
|
ctype<_CharT> const& __ctype = use_facet >(__loc);
|
2221 |
|
|
for (; __beg != __end; ++__beg)
|
2222 |
|
|
if (__ctype.narrow(*__beg, 0) != '%')
|
2223 |
|
|
{
|
2224 |
|
|
*__s = *__beg;
|
2225 |
|
|
++__s;
|
2226 |
|
|
}
|
2227 |
|
|
else if (++__beg != __end)
|
2228 |
|
|
{
|
2229 |
|
|
char __format;
|
2230 |
|
|
char __mod = 0;
|
2231 |
|
|
const char __c = __ctype.narrow(*__beg, 0);
|
2232 |
|
|
if (__c != 'E' && __c != 'O')
|
2233 |
|
|
__format = __c;
|
2234 |
|
|
else if (++__beg != __end)
|
2235 |
|
|
{
|
2236 |
|
|
__mod = __c;
|
2237 |
|
|
__format = __ctype.narrow(*__beg, 0);
|
2238 |
|
|
}
|
2239 |
|
|
else
|
2240 |
|
|
break;
|
2241 |
|
|
__s = this->do_put(__s, __io, __fill, __tm, __format, __mod);
|
2242 |
|
|
}
|
2243 |
|
|
else
|
2244 |
|
|
break;
|
2245 |
|
|
return __s;
|
2246 |
|
|
}
|
2247 |
|
|
|
2248 |
|
|
template
|
2249 |
|
|
_OutIter
|
2250 |
|
|
time_put<_CharT, _OutIter>::
|
2251 |
|
|
do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
|
2252 |
|
|
char __format, char __mod) const
|
2253 |
|
|
{
|
2254 |
|
|
const locale& __loc = __io._M_getloc();
|
2255 |
|
|
ctype<_CharT> const& __ctype = use_facet >(__loc);
|
2256 |
|
|
__timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
|
2257 |
|
|
|
2258 |
|
|
// NB: This size is arbitrary. Should this be a data member,
|
2259 |
|
|
// initialized at construction?
|
2260 |
|
|
const size_t __maxlen = 128;
|
2261 |
|
|
char_type* __res =
|
2262 |
|
|
static_cast(__builtin_alloca(sizeof(char_type) * __maxlen));
|
2263 |
|
|
|
2264 |
|
|
// NB: In IEE 1003.1-200x, and perhaps other locale models, it
|
2265 |
|
|
// is possible that the format character will be longer than one
|
2266 |
|
|
// character. Possibilities include 'E' or 'O' followed by a
|
2267 |
|
|
// format character: if __mod is not the default argument, assume
|
2268 |
|
|
// it's a valid modifier.
|
2269 |
|
|
char_type __fmt[4];
|
2270 |
|
|
__fmt[0] = __ctype.widen('%');
|
2271 |
|
|
if (!__mod)
|
2272 |
|
|
{
|
2273 |
|
|
__fmt[1] = __format;
|
2274 |
|
|
__fmt[2] = char_type();
|
2275 |
|
|
}
|
2276 |
|
|
else
|
2277 |
|
|
{
|
2278 |
|
|
__fmt[1] = __mod;
|
2279 |
|
|
__fmt[2] = __format;
|
2280 |
|
|
__fmt[3] = char_type();
|
2281 |
|
|
}
|
2282 |
|
|
|
2283 |
|
|
__tp._M_put(__res, __maxlen, __fmt, __tm);
|
2284 |
|
|
|
2285 |
|
|
// Write resulting, fully-formatted string to output iterator.
|
2286 |
|
|
return std::__write(__s, __res, char_traits::length(__res));
|
2287 |
|
|
}
|
2288 |
|
|
|
2289 |
|
|
// Generic version does nothing.
|
2290 |
|
|
template
|
2291 |
|
|
int
|
2292 |
|
|
collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
|
2293 |
|
|
{ return 0; }
|
2294 |
|
|
|
2295 |
|
|
// Generic version does nothing.
|
2296 |
|
|
template
|
2297 |
|
|
size_t
|
2298 |
|
|
collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
|
2299 |
|
|
{ return 0; }
|
2300 |
|
|
|
2301 |
|
|
template
|
2302 |
|
|
int
|
2303 |
|
|
collate<_CharT>::
|
2304 |
|
|
do_compare(const _CharT* __lo1, const _CharT* __hi1,
|
2305 |
|
|
const _CharT* __lo2, const _CharT* __hi2) const
|
2306 |
|
|
{
|
2307 |
|
|
// strcoll assumes zero-terminated strings so we make a copy
|
2308 |
|
|
// and then put a zero at the end.
|
2309 |
|
|
const string_type __one(__lo1, __hi1);
|
2310 |
|
|
const string_type __two(__lo2, __hi2);
|
2311 |
|
|
|
2312 |
|
|
const _CharT* __p = __one.c_str();
|
2313 |
|
|
const _CharT* __pend = __one.data() + __one.length();
|
2314 |
|
|
const _CharT* __q = __two.c_str();
|
2315 |
|
|
const _CharT* __qend = __two.data() + __two.length();
|
2316 |
|
|
|
2317 |
|
|
// strcoll stops when it sees a nul character so we break
|
2318 |
|
|
// the strings into zero-terminated substrings and pass those
|
2319 |
|
|
// to strcoll.
|
2320 |
|
|
for (;;)
|
2321 |
|
|
{
|
2322 |
|
|
const int __res = _M_compare(__p, __q);
|
2323 |
|
|
if (__res)
|
2324 |
|
|
return __res;
|
2325 |
|
|
|
2326 |
|
|
__p += char_traits<_CharT>::length(__p);
|
2327 |
|
|
__q += char_traits<_CharT>::length(__q);
|
2328 |
|
|
if (__p == __pend && __q == __qend)
|
2329 |
|
|
return 0;
|
2330 |
|
|
else if (__p == __pend)
|
2331 |
|
|
return -1;
|
2332 |
|
|
else if (__q == __qend)
|
2333 |
|
|
return 1;
|
2334 |
|
|
|
2335 |
|
|
__p++;
|
2336 |
|
|
__q++;
|
2337 |
|
|
}
|
2338 |
|
|
}
|
2339 |
|
|
|
2340 |
|
|
template
|
2341 |
|
|
typename collate<_CharT>::string_type
|
2342 |
|
|
collate<_CharT>::
|
2343 |
|
|
do_transform(const _CharT* __lo, const _CharT* __hi) const
|
2344 |
|
|
{
|
2345 |
|
|
// strxfrm assumes zero-terminated strings so we make a copy
|
2346 |
|
|
string_type __str(__lo, __hi);
|
2347 |
|
|
|
2348 |
|
|
const _CharT* __p = __str.c_str();
|
2349 |
|
|
const _CharT* __pend = __str.data() + __str.length();
|
2350 |
|
|
|
2351 |
|
|
size_t __len = (__hi - __lo) * 2;
|
2352 |
|
|
|
2353 |
|
|
string_type __ret;
|
2354 |
|
|
|
2355 |
|
|
// strxfrm stops when it sees a nul character so we break
|
2356 |
|
|
// the string into zero-terminated substrings and pass those
|
2357 |
|
|
// to strxfrm.
|
2358 |
|
|
for (;;)
|
2359 |
|
|
{
|
2360 |
|
|
// First try a buffer perhaps big enough.
|
2361 |
|
|
_CharT* __c =
|
2362 |
|
|
static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
|
2363 |
|
|
size_t __res = _M_transform(__c, __p, __len);
|
2364 |
|
|
// If the buffer was not large enough, try again with the
|
2365 |
|
|
// correct size.
|
2366 |
|
|
if (__res >= __len)
|
2367 |
|
|
{
|
2368 |
|
|
__len = __res + 1;
|
2369 |
|
|
__c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
|
2370 |
|
|
* __len));
|
2371 |
|
|
__res = _M_transform(__c, __p, __len);
|
2372 |
|
|
}
|
2373 |
|
|
|
2374 |
|
|
__ret.append(__c, __res);
|
2375 |
|
|
__p += char_traits<_CharT>::length(__p);
|
2376 |
|
|
if (__p == __pend)
|
2377 |
|
|
return __ret;
|
2378 |
|
|
|
2379 |
|
|
__p++;
|
2380 |
|
|
__ret.push_back(_CharT());
|
2381 |
|
|
}
|
2382 |
|
|
}
|
2383 |
|
|
|
2384 |
|
|
template
|
2385 |
|
|
long
|
2386 |
|
|
collate<_CharT>::
|
2387 |
|
|
do_hash(const _CharT* __lo, const _CharT* __hi) const
|
2388 |
|
|
{
|
2389 |
|
|
unsigned long __val = 0;
|
2390 |
|
|
for (; __lo < __hi; ++__lo)
|
2391 |
|
|
__val = *__lo + ((__val << 7) |
|
2392 |
|
|
(__val >> (numeric_limits::digits - 7)));
|
2393 |
|
|
return static_cast(__val);
|
2394 |
|
|
}
|
2395 |
|
|
|
2396 |
|
|
// Construct correctly padded string, as per 22.2.2.2.2
|
2397 |
|
|
// Assumes
|
2398 |
|
|
// __newlen > __oldlen
|
2399 |
|
|
// __news is allocated for __newlen size
|
2400 |
|
|
// Used by both num_put and ostream inserters: if __num,
|
2401 |
|
|
// internal-adjusted objects are padded according to the rules below
|
2402 |
|
|
// concerning 0[xX] and +-, otherwise, exactly as right-adjusted
|
2403 |
|
|
// ones are.
|
2404 |
|
|
|
2405 |
|
|
// NB: Of the two parameters, _CharT can be deduced from the
|
2406 |
|
|
// function arguments. The other (_Traits) has to be explicitly specified.
|
2407 |
|
|
template
|
2408 |
|
|
void
|
2409 |
|
|
__pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
|
2410 |
|
|
_CharT* __news, const _CharT* __olds,
|
2411 |
|
|
const streamsize __newlen,
|
2412 |
|
|
const streamsize __oldlen, const bool __num)
|
2413 |
|
|
{
|
2414 |
|
|
const size_t __plen = static_cast(__newlen - __oldlen);
|
2415 |
|
|
const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
|
2416 |
|
|
|
2417 |
|
|
// Padding last.
|
2418 |
|
|
if (__adjust == ios_base::left)
|
2419 |
|
|
{
|
2420 |
|
|
_Traits::copy(__news, const_cast<_CharT*>(__olds), __oldlen);
|
2421 |
|
|
_Traits::assign(__news + __oldlen, __plen, __fill);
|
2422 |
|
|
return;
|
2423 |
|
|
}
|
2424 |
|
|
|
2425 |
|
|
size_t __mod = 0;
|
2426 |
|
|
if (__adjust == ios_base::internal && __num)
|
2427 |
|
|
{
|
2428 |
|
|
// Pad after the sign, if there is one.
|
2429 |
|
|
// Pad after 0[xX], if there is one.
|
2430 |
|
|
// Who came up with these rules, anyway? Jeeze.
|
2431 |
|
|
const locale& __loc = __io._M_getloc();
|
2432 |
|
|
const ctype<_CharT>& __ctype = use_facet >(__loc);
|
2433 |
|
|
|
2434 |
|
|
const bool __testsign = (__ctype.widen('-') == __olds[0]
|
2435 |
|
|
|| __ctype.widen('+') == __olds[0]);
|
2436 |
|
|
const bool __testhex = (__ctype.widen('0') == __olds[0]
|
2437 |
|
|
&& __oldlen > 1
|
2438 |
|
|
&& (__ctype.widen('x') == __olds[1]
|
2439 |
|
|
|| __ctype.widen('X') == __olds[1]));
|
2440 |
|
|
if (__testhex)
|
2441 |
|
|
{
|
2442 |
|
|
__news[0] = __olds[0];
|
2443 |
|
|
__news[1] = __olds[1];
|
2444 |
|
|
__mod = 2;
|
2445 |
|
|
__news += 2;
|
2446 |
|
|
}
|
2447 |
|
|
else if (__testsign)
|
2448 |
|
|
{
|
2449 |
|
|
__news[0] = __olds[0];
|
2450 |
|
|
__mod = 1;
|
2451 |
|
|
++__news;
|
2452 |
|
|
}
|
2453 |
|
|
// else Padding first.
|
2454 |
|
|
}
|
2455 |
|
|
_Traits::assign(__news, __plen, __fill);
|
2456 |
|
|
_Traits::copy(__news + __plen, const_cast<_CharT*>(__olds + __mod),
|
2457 |
|
|
__oldlen - __mod);
|
2458 |
|
|
}
|
2459 |
|
|
|
2460 |
|
|
bool
|
2461 |
|
|
__verify_grouping(const char* __grouping, size_t __grouping_size,
|
2462 |
|
|
const string& __grouping_tmp)
|
2463 |
|
|
{
|
2464 |
|
|
const size_t __n = __grouping_tmp.size() - 1;
|
2465 |
|
|
const size_t __min = std::min(__n, size_t(__grouping_size - 1));
|
2466 |
|
|
size_t __i = __n;
|
2467 |
|
|
bool __test = true;
|
2468 |
|
|
|
2469 |
|
|
// Parsed number groupings have to match the
|
2470 |
|
|
// numpunct::grouping string exactly, starting at the
|
2471 |
|
|
// right-most point of the parsed sequence of elements ...
|
2472 |
|
|
for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
|
2473 |
|
|
__test = __grouping_tmp[__i] == __grouping[__j];
|
2474 |
|
|
for (; __i && __test; --__i)
|
2475 |
|
|
__test = __grouping_tmp[__i] == __grouping[__min];
|
2476 |
|
|
// ... but the first parsed grouping can be <= numpunct
|
2477 |
|
|
// grouping (only do the check if the numpunct char is > 0
|
2478 |
|
|
// because <= 0 means any size is ok).
|
2479 |
|
|
if (static_cast(__grouping[__min]) > 0)
|
2480 |
|
|
__test &= __grouping_tmp[0] <= __grouping[__min];
|
2481 |
|
|
return __test;
|
2482 |
|
|
}
|
2483 |
|
|
|
2484 |
|
|
template
|
2485 |
|
|
_CharT*
|
2486 |
|
|
__add_grouping(_CharT* __s, _CharT __sep,
|
2487 |
|
|
const char* __gbeg, size_t __gsize,
|
2488 |
|
|
const _CharT* __first, const _CharT* __last)
|
2489 |
|
|
{
|
2490 |
|
|
if (__last - __first > *__gbeg
|
2491 |
|
|
&& static_cast(*__gbeg) > 0)
|
2492 |
|
|
{
|
2493 |
|
|
const bool __bump = __gsize != 1;
|
2494 |
|
|
__s = std::__add_grouping(__s, __sep, __gbeg + __bump,
|
2495 |
|
|
__gsize - __bump, __first,
|
2496 |
|
|
__last - *__gbeg);
|
2497 |
|
|
__first = __last - *__gbeg;
|
2498 |
|
|
*__s++ = __sep;
|
2499 |
|
|
}
|
2500 |
|
|
do
|
2501 |
|
|
*__s++ = *__first++;
|
2502 |
|
|
while (__first != __last);
|
2503 |
|
|
return __s;
|
2504 |
|
|
}
|
2505 |
|
|
|
2506 |
|
|
// Inhibit implicit instantiations for required instantiations,
|
2507 |
|
|
// which are defined via explicit instantiations elsewhere.
|
2508 |
|
|
// NB: This syntax is a GNU extension.
|
2509 |
|
|
#if _GLIBCXX_EXTERN_TEMPLATE
|
2510 |
|
|
extern template class moneypunct;
|
2511 |
|
|
extern template class moneypunct;
|
2512 |
|
|
extern template class moneypunct_byname;
|
2513 |
|
|
extern template class moneypunct_byname;
|
2514 |
|
|
extern template class money_get;
|
2515 |
|
|
extern template class money_put;
|
2516 |
|
|
extern template class numpunct;
|
2517 |
|
|
extern template class numpunct_byname;
|
2518 |
|
|
extern template class num_get;
|
2519 |
|
|
extern template class num_put;
|
2520 |
|
|
extern template class __timepunct;
|
2521 |
|
|
extern template class time_put;
|
2522 |
|
|
extern template class time_put_byname;
|
2523 |
|
|
extern template class time_get;
|
2524 |
|
|
extern template class time_get_byname;
|
2525 |
|
|
extern template class messages;
|
2526 |
|
|
extern template class messages_byname;
|
2527 |
|
|
extern template class ctype_byname;
|
2528 |
|
|
extern template class codecvt_byname;
|
2529 |
|
|
extern template class collate;
|
2530 |
|
|
extern template class collate_byname;
|
2531 |
|
|
|
2532 |
|
|
extern template
|
2533 |
|
|
const codecvt&
|
2534 |
|
|
use_facet >(const locale&);
|
2535 |
|
|
|
2536 |
|
|
extern template
|
2537 |
|
|
const collate&
|
2538 |
|
|
use_facet >(const locale&);
|
2539 |
|
|
|
2540 |
|
|
extern template
|
2541 |
|
|
const numpunct&
|
2542 |
|
|
use_facet >(const locale&);
|
2543 |
|
|
|
2544 |
|
|
extern template
|
2545 |
|
|
const num_put&
|
2546 |
|
|
use_facet >(const locale&);
|
2547 |
|
|
|
2548 |
|
|
extern template
|
2549 |
|
|
const num_get&
|
2550 |
|
|
use_facet >(const locale&);
|
2551 |
|
|
|
2552 |
|
|
extern template
|
2553 |
|
|
const moneypunct&
|
2554 |
|
|
use_facet >(const locale&);
|
2555 |
|
|
|
2556 |
|
|
extern template
|
2557 |
|
|
const moneypunct&
|
2558 |
|
|
use_facet >(const locale&);
|
2559 |
|
|
|
2560 |
|
|
extern template
|
2561 |
|
|
const money_put&
|
2562 |
|
|
use_facet >(const locale&);
|
2563 |
|
|
|
2564 |
|
|
extern template
|
2565 |
|
|
const money_get&
|
2566 |
|
|
use_facet >(const locale&);
|
2567 |
|
|
|
2568 |
|
|
extern template
|
2569 |
|
|
const __timepunct&
|
2570 |
|
|
use_facet<__timepunct >(const locale&);
|
2571 |
|
|
|
2572 |
|
|
extern template
|
2573 |
|
|
const time_put&
|
2574 |
|
|
use_facet >(const locale&);
|
2575 |
|
|
|
2576 |
|
|
extern template
|
2577 |
|
|
const time_get&
|
2578 |
|
|
use_facet >(const locale&);
|
2579 |
|
|
|
2580 |
|
|
extern template
|
2581 |
|
|
const messages&
|
2582 |
|
|
use_facet >(const locale&);
|
2583 |
|
|
|
2584 |
|
|
extern template
|
2585 |
|
|
bool
|
2586 |
|
|
has_facet >(const locale&);
|
2587 |
|
|
|
2588 |
|
|
extern template
|
2589 |
|
|
bool
|
2590 |
|
|
has_facet >(const locale&);
|
2591 |
|
|
|
2592 |
|
|
extern template
|
2593 |
|
|
bool
|
2594 |
|
|
has_facet >(const locale&);
|
2595 |
|
|
|
2596 |
|
|
extern template
|
2597 |
|
|
bool
|
2598 |
|
|
has_facet >(const locale&);
|
2599 |
|
|
|
2600 |
|
|
extern template
|
2601 |
|
|
bool
|
2602 |
|
|
has_facet >(const locale&);
|
2603 |
|
|
|
2604 |
|
|
extern template
|
2605 |
|
|
bool
|
2606 |
|
|
has_facet >(const locale&);
|
2607 |
|
|
|
2608 |
|
|
extern template
|
2609 |
|
|
bool
|
2610 |
|
|
has_facet >(const locale&);
|
2611 |
|
|
|
2612 |
|
|
extern template
|
2613 |
|
|
bool
|
2614 |
|
|
has_facet >(const locale&);
|
2615 |
|
|
|
2616 |
|
|
extern template
|
2617 |
|
|
bool
|
2618 |
|
|
has_facet >(const locale&);
|
2619 |
|
|
|
2620 |
|
|
extern template
|
2621 |
|
|
bool
|
2622 |
|
|
has_facet<__timepunct >(const locale&);
|
2623 |
|
|
|
2624 |
|
|
extern template
|
2625 |
|
|
bool
|
2626 |
|
|
has_facet >(const locale&);
|
2627 |
|
|
|
2628 |
|
|
extern template
|
2629 |
|
|
bool
|
2630 |
|
|
has_facet >(const locale&);
|
2631 |
|
|
|
2632 |
|
|
extern template
|
2633 |
|
|
bool
|
2634 |
|
|
has_facet >(const locale&);
|
2635 |
|
|
|
2636 |
|
|
#ifdef _GLIBCXX_USE_WCHAR_T
|
2637 |
|
|
extern template class moneypunct;
|
2638 |
|
|
extern template class moneypunct;
|
2639 |
|
|
extern template class moneypunct_byname;
|
2640 |
|
|
extern template class moneypunct_byname;
|
2641 |
|
|
extern template class money_get;
|
2642 |
|
|
extern template class money_put;
|
2643 |
|
|
extern template class numpunct;
|
2644 |
|
|
extern template class numpunct_byname;
|
2645 |
|
|
extern template class num_get;
|
2646 |
|
|
extern template class num_put;
|
2647 |
|
|
extern template class __timepunct;
|
2648 |
|
|
extern template class time_put;
|
2649 |
|
|
extern template class time_put_byname;
|
2650 |
|
|
extern template class time_get;
|
2651 |
|
|
extern template class time_get_byname;
|
2652 |
|
|
extern template class messages;
|
2653 |
|
|
extern template class messages_byname;
|
2654 |
|
|
extern template class ctype_byname;
|
2655 |
|
|
extern template class codecvt_byname;
|
2656 |
|
|
extern template class collate;
|
2657 |
|
|
extern template class collate_byname;
|
2658 |
|
|
|
2659 |
|
|
extern template
|
2660 |
|
|
const codecvt&
|
2661 |
|
|
use_facet >(locale const&);
|
2662 |
|
|
|
2663 |
|
|
extern template
|
2664 |
|
|
const collate&
|
2665 |
|
|
use_facet >(const locale&);
|
2666 |
|
|
|
2667 |
|
|
extern template
|
2668 |
|
|
const numpunct&
|
2669 |
|
|
use_facet >(const locale&);
|
2670 |
|
|
|
2671 |
|
|
extern template
|
2672 |
|
|
const num_put&
|
2673 |
|
|
use_facet >(const locale&);
|
2674 |
|
|
|
2675 |
|
|
extern template
|
2676 |
|
|
const num_get&
|
2677 |
|
|
use_facet >(const locale&);
|
2678 |
|
|
|
2679 |
|
|
extern template
|
2680 |
|
|
const moneypunct&
|
2681 |
|
|
use_facet >(const locale&);
|
2682 |
|
|
|
2683 |
|
|
extern template
|
2684 |
|
|
const moneypunct&
|
2685 |
|
|
use_facet >(const locale&);
|
2686 |
|
|
|
2687 |
|
|
extern template
|
2688 |
|
|
const money_put&
|
2689 |
|
|
use_facet >(const locale&);
|
2690 |
|
|
|
2691 |
|
|
extern template
|
2692 |
|
|
const money_get&
|
2693 |
|
|
use_facet >(const locale&);
|
2694 |
|
|
|
2695 |
|
|
extern template
|
2696 |
|
|
const __timepunct&
|
2697 |
|
|
use_facet<__timepunct >(const locale&);
|
2698 |
|
|
|
2699 |
|
|
extern template
|
2700 |
|
|
const time_put&
|
2701 |
|
|
use_facet >(const locale&);
|
2702 |
|
|
|
2703 |
|
|
extern template
|
2704 |
|
|
const time_get&
|
2705 |
|
|
use_facet >(const locale&);
|
2706 |
|
|
|
2707 |
|
|
extern template
|
2708 |
|
|
const messages&
|
2709 |
|
|
use_facet >(const locale&);
|
2710 |
|
|
|
2711 |
|
|
extern template
|
2712 |
|
|
bool
|
2713 |
|
|
has_facet >(const locale&);
|
2714 |
|
|
|
2715 |
|
|
extern template
|
2716 |
|
|
bool
|
2717 |
|
|
has_facet >(const locale&);
|
2718 |
|
|
|
2719 |
|
|
extern template
|
2720 |
|
|
bool
|
2721 |
|
|
has_facet >(const locale&);
|
2722 |
|
|
|
2723 |
|
|
extern template
|
2724 |
|
|
bool
|
2725 |
|
|
has_facet >(const locale&);
|
2726 |
|
|
|
2727 |
|
|
extern template
|
2728 |
|
|
bool
|
2729 |
|
|
has_facet >(const locale&);
|
2730 |
|
|
|
2731 |
|
|
extern template
|
2732 |
|
|
bool
|
2733 |
|
|
has_facet >(const locale&);
|
2734 |
|
|
|
2735 |
|
|
extern template
|
2736 |
|
|
bool
|
2737 |
|
|
has_facet >(const locale&);
|
2738 |
|
|
|
2739 |
|
|
extern template
|
2740 |
|
|
bool
|
2741 |
|
|
has_facet >(const locale&);
|
2742 |
|
|
|
2743 |
|
|
extern template
|
2744 |
|
|
bool
|
2745 |
|
|
has_facet >(const locale&);
|
2746 |
|
|
|
2747 |
|
|
extern template
|
2748 |
|
|
bool
|
2749 |
|
|
has_facet<__timepunct >(const locale&);
|
2750 |
|
|
|
2751 |
|
|
extern template
|
2752 |
|
|
bool
|
2753 |
|
|
has_facet >(const locale&);
|
2754 |
|
|
|
2755 |
|
|
extern template
|
2756 |
|
|
bool
|
2757 |
|
|
has_facet >(const locale&);
|
2758 |
|
|
|
2759 |
|
|
extern template
|
2760 |
|
|
bool
|
2761 |
|
|
has_facet >(const locale&);
|
2762 |
|
|
#endif
|
2763 |
|
|
#endif
|
2764 |
|
|
} // namespace std
|
2765 |
|
|
|
2766 |
|
|
#endif
|