kolibrios/contrib/media/updf/include/bits/basic_ios.tcc

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// basic_ios locale and locale-related member functions -*- C++ -*-
// Copyright (C) 1999, 2001 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
#ifndef _CPP_BITS_BASICIOS_TCC
#define _CPP_BITS_BASICIOS_TCC 1
namespace std
{
template<typename _CharT, typename _Traits>
basic_streambuf<_CharT, _Traits>*
basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<_CharT, _Traits>* __sb)
{
basic_streambuf<_CharT, _Traits>* __old = _M_streambuf;
_M_streambuf = __sb;
this->clear();
return __old;
}
template<typename _CharT, typename _Traits>
basic_ios<_CharT, _Traits>&
basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
{
// Per 27.1.1.1, do not call imbue, yet must trash all caches
// associated with imbue()
// Alloc any new word array first, so if it fails we have "rollback".
_Words* __words = (__rhs._M_word_limit <= _S_local_words) ?
_M_word_array : new _Words[__rhs._M_word_limit];
// XXX This is the only reason _Callback_list was defined
// inline. The suspicion is that this increased compilation
// times dramatically for functions that use this member
// function (inserters_extractors, ios_manip_fmtflags). FIX ME,
// clean this stuff up. Callbacks are broken right now, anyway.
// Bump refs before doing callbacks, for safety.
_Callback_list* __cb = __rhs._M_callbacks;
if (__cb)
__cb->_M_add_reference();
_M_call_callbacks(erase_event);
if (_M_words != _M_word_array)
delete [] _M_words;
_M_dispose_callbacks();
_M_callbacks = __cb; // NB: Don't want any added during above.
for (int __i = 0; __i < __rhs._M_word_limit; ++__i)
__words[__i] = __rhs._M_words[__i];
if (_M_words != _M_word_array)
delete [] _M_words;
_M_words = __words;
_M_word_limit = __rhs._M_word_limit;
this->flags(__rhs.flags());
this->width(__rhs.width());
this->precision(__rhs.precision());
this->tie(__rhs.tie());
this->fill(__rhs.fill());
// The next is required to be the last assignment.
this->exceptions(__rhs.exceptions());
_M_call_callbacks(copyfmt_event);
return *this;
}
template<typename _CharT, typename _Traits>
char
basic_ios<_CharT, _Traits>::narrow(char_type __c, char __dfault) const
{ return _M_ios_fctype->narrow(__c, __dfault); }
template<typename _CharT, typename _Traits>
_CharT
basic_ios<_CharT, _Traits>::widen(char __c) const
{ return _M_ios_fctype->widen(__c); }
// Locales:
template<typename _CharT, typename _Traits>
locale
basic_ios<_CharT, _Traits>::imbue(const locale& __loc)
{
locale __old(this->getloc());
ios_base::imbue(__loc);
_M_cache_facets(__loc);
if (this->rdbuf() != 0)
this->rdbuf()->pubimbue(__loc);
return __old;
}
template<typename _CharT, typename _Traits>
void
basic_ios<_CharT, _Traits>::init(basic_streambuf<_CharT, _Traits>* __sb)
{
// NB: This may be called more than once on the same object.
ios_base::_M_init();
_M_cache_facets(_M_ios_locale);
_M_tie = 0;
_M_fill = this->widen(' ');
_M_exception = goodbit;
_M_streambuf = __sb;
_M_streambuf_state = __sb ? goodbit : badbit;
}
template<typename _CharT, typename _Traits>
void
basic_ios<_CharT, _Traits>::_M_cache_facets(const locale& __loc)
{
if (has_facet<__ctype_type>(__loc))
_M_ios_fctype = &use_facet<__ctype_type>(__loc);
// Should be filled in by ostream and istream, respectively.
if (has_facet<__numput_type>(__loc))
_M_fnumput = &use_facet<__numput_type>(__loc);
if (has_facet<__numget_type>(__loc))
_M_fnumget = &use_facet<__numget_type>(__loc);
}
} // namespace std
#endif // _CPP_BITS_BASICIOS_TCC