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jeremybenn |
// ostream classes -*- C++ -*-
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// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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// 2006, 2007, 2008, 2009
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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 3, 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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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// .
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/** @file ostream.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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//
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// ISO C++ 14882: 27.6.2 Output streams
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//
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#ifndef _OSTREAM_TCC
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#define _OSTREAM_TCC 1
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#pragma GCC system_header
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#include
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_GLIBCXX_BEGIN_NAMESPACE(std)
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template
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basic_ostream<_CharT, _Traits>::sentry::
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sentry(basic_ostream<_CharT, _Traits>& __os)
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: _M_ok(false), _M_os(__os)
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{
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// XXX MT
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if (__os.tie() && __os.good())
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__os.tie()->flush();
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if (__os.good())
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_M_ok = true;
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else
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__os.setstate(ios_base::failbit);
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}
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template
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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_M_insert(_ValueT __v)
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{
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sentry __cerb(*this);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const __num_put_type& __np = __check_facet(this->_M_num_put);
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if (__np.put(*this, *this, this->fill(), __v).failed())
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__err |= ios_base::badbit;
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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if (__err)
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this->setstate(__err);
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}
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return *this;
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(short __n)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 117. basic_ostream uses nonexistent num_put member functions.
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const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
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if (__fmt == ios_base::oct || __fmt == ios_base::hex)
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return _M_insert(static_cast(static_cast(__n)));
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else
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return _M_insert(static_cast(__n));
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(int __n)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 117. basic_ostream uses nonexistent num_put member functions.
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const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
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if (__fmt == ios_base::oct || __fmt == ios_base::hex)
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return _M_insert(static_cast(static_cast(__n)));
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else
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return _M_insert(static_cast(__n));
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(__streambuf_type* __sbin)
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{
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ios_base::iostate __err = ios_base::goodbit;
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sentry __cerb(*this);
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if (__cerb && __sbin)
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{
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__try
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{
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if (!__copy_streambufs(__sbin, this->rdbuf()))
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__err |= ios_base::failbit;
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::failbit); }
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}
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else if (!__sbin)
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__err |= ios_base::badbit;
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if (__err)
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this->setstate(__err);
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return *this;
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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put(char_type __c)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR 60. What is a formatted input function?
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// basic_ostream::put(char_type) is an unformatted output function.
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// DR 63. Exception-handling policy for unformatted output.
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// Unformatted output functions should catch exceptions thrown
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// from streambuf members.
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sentry __cerb(*this);
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if (__cerb)
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{
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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const int_type __put = this->rdbuf()->sputc(__c);
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if (traits_type::eq_int_type(__put, traits_type::eof()))
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__err |= ios_base::badbit;
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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if (__err)
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this->setstate(__err);
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}
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return *this;
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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write(const _CharT* __s, streamsize __n)
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR 60. What is a formatted input function?
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// basic_ostream::write(const char_type*, streamsize) is an
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// unformatted output function.
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// DR 63. Exception-handling policy for unformatted output.
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// Unformatted output functions should catch exceptions thrown
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// from streambuf members.
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sentry __cerb(*this);
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if (__cerb)
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{
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__try
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{ _M_write(__s, __n); }
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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}
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return *this;
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}
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template
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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flush()
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{
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR 60. What is a formatted input function?
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// basic_ostream::flush() is *not* an unformatted output function.
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ios_base::iostate __err = ios_base::goodbit;
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__try
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{
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if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
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__err |= ios_base::badbit;
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}
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__catch(__cxxabiv1::__forced_unwind&)
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{
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this->_M_setstate(ios_base::badbit);
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__throw_exception_again;
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}
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__catch(...)
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{ this->_M_setstate(ios_base::badbit); }
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if (__err)
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this->setstate(__err);
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return *this;
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}
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template
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typename basic_ostream<_CharT, _Traits>::pos_type
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basic_ostream<_CharT, _Traits>::
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tellp()
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{
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pos_type __ret = pos_type(-1);
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__try
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{
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if (!this->fail())
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__ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
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}
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| 245 |
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__catch(__cxxabiv1::__forced_unwind&)
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{
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| 247 |
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this->_M_setstate(ios_base::badbit);
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| 248 |
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__throw_exception_again;
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| 249 |
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}
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| 250 |
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__catch(...)
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| 251 |
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{ this->_M_setstate(ios_base::badbit); }
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| 252 |
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return __ret;
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| 253 |
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}
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| 254 |
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| 255 |
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template
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| 256 |
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basic_ostream<_CharT, _Traits>&
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| 257 |
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basic_ostream<_CharT, _Traits>::
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| 258 |
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seekp(pos_type __pos)
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| 259 |
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{
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| 260 |
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ios_base::iostate __err = ios_base::goodbit;
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| 261 |
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__try
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| 262 |
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{
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| 263 |
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if (!this->fail())
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| 264 |
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{
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| 265 |
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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| 266 |
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// 136. seekp, seekg setting wrong streams?
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| 267 |
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const pos_type __p = this->rdbuf()->pubseekpos(__pos,
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| 268 |
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ios_base::out);
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| 269 |
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| 270 |
|
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// 129. Need error indication from seekp() and seekg()
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| 271 |
|
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if (__p == pos_type(off_type(-1)))
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| 272 |
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__err |= ios_base::failbit;
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| 273 |
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}
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| 274 |
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}
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| 275 |
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__catch(__cxxabiv1::__forced_unwind&)
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| 276 |
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{
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| 277 |
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this->_M_setstate(ios_base::badbit);
|
| 278 |
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__throw_exception_again;
|
| 279 |
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}
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| 280 |
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__catch(...)
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| 281 |
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{ this->_M_setstate(ios_base::badbit); }
|
| 282 |
|
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if (__err)
|
| 283 |
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this->setstate(__err);
|
| 284 |
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return *this;
|
| 285 |
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}
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| 286 |
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| 287 |
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template
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| 288 |
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basic_ostream<_CharT, _Traits>&
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| 289 |
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basic_ostream<_CharT, _Traits>::
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| 290 |
|
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seekp(off_type __off, ios_base::seekdir __dir)
|
| 291 |
|
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{
|
| 292 |
|
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ios_base::iostate __err = ios_base::goodbit;
|
| 293 |
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__try
|
| 294 |
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{
|
| 295 |
|
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if (!this->fail())
|
| 296 |
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{
|
| 297 |
|
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
| 298 |
|
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// 136. seekp, seekg setting wrong streams?
|
| 299 |
|
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const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir,
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| 300 |
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ios_base::out);
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| 301 |
|
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| 302 |
|
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// 129. Need error indication from seekp() and seekg()
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| 303 |
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if (__p == pos_type(off_type(-1)))
|
| 304 |
|
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__err |= ios_base::failbit;
|
| 305 |
|
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}
|
| 306 |
|
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}
|
| 307 |
|
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__catch(__cxxabiv1::__forced_unwind&)
|
| 308 |
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{
|
| 309 |
|
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this->_M_setstate(ios_base::badbit);
|
| 310 |
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__throw_exception_again;
|
| 311 |
|
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}
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| 312 |
|
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__catch(...)
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| 313 |
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{ this->_M_setstate(ios_base::badbit); }
|
| 314 |
|
|
if (__err)
|
| 315 |
|
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this->setstate(__err);
|
| 316 |
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return *this;
|
| 317 |
|
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}
|
| 318 |
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| 319 |
|
|
template
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| 320 |
|
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basic_ostream<_CharT, _Traits>&
|
| 321 |
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operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
|
| 322 |
|
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{
|
| 323 |
|
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if (!__s)
|
| 324 |
|
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__out.setstate(ios_base::badbit);
|
| 325 |
|
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else
|
| 326 |
|
|
{
|
| 327 |
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
| 328 |
|
|
// 167. Improper use of traits_type::length()
|
| 329 |
|
|
const size_t __clen = char_traits::length(__s);
|
| 330 |
|
|
__try
|
| 331 |
|
|
{
|
| 332 |
|
|
struct __ptr_guard
|
| 333 |
|
|
{
|
| 334 |
|
|
_CharT *__p;
|
| 335 |
|
|
__ptr_guard (_CharT *__ip): __p(__ip) { }
|
| 336 |
|
|
~__ptr_guard() { delete[] __p; }
|
| 337 |
|
|
_CharT* __get() { return __p; }
|
| 338 |
|
|
} __pg (new _CharT[__clen]);
|
| 339 |
|
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| 340 |
|
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_CharT *__ws = __pg.__get();
|
| 341 |
|
|
for (size_t __i = 0; __i < __clen; ++__i)
|
| 342 |
|
|
__ws[__i] = __out.widen(__s[__i]);
|
| 343 |
|
|
__ostream_insert(__out, __ws, __clen);
|
| 344 |
|
|
}
|
| 345 |
|
|
__catch(__cxxabiv1::__forced_unwind&)
|
| 346 |
|
|
{
|
| 347 |
|
|
__out._M_setstate(ios_base::badbit);
|
| 348 |
|
|
__throw_exception_again;
|
| 349 |
|
|
}
|
| 350 |
|
|
__catch(...)
|
| 351 |
|
|
{ __out._M_setstate(ios_base::badbit); }
|
| 352 |
|
|
}
|
| 353 |
|
|
return __out;
|
| 354 |
|
|
}
|
| 355 |
|
|
|
| 356 |
|
|
// Inhibit implicit instantiations for required instantiations,
|
| 357 |
|
|
// which are defined via explicit instantiations elsewhere.
|
| 358 |
|
|
// NB: This syntax is a GNU extension.
|
| 359 |
|
|
#if _GLIBCXX_EXTERN_TEMPLATE
|
| 360 |
|
|
extern template class basic_ostream;
|
| 361 |
|
|
extern template ostream& endl(ostream&);
|
| 362 |
|
|
extern template ostream& ends(ostream&);
|
| 363 |
|
|
extern template ostream& flush(ostream&);
|
| 364 |
|
|
extern template ostream& operator<<(ostream&, char);
|
| 365 |
|
|
extern template ostream& operator<<(ostream&, unsigned char);
|
| 366 |
|
|
extern template ostream& operator<<(ostream&, signed char);
|
| 367 |
|
|
extern template ostream& operator<<(ostream&, const char*);
|
| 368 |
|
|
extern template ostream& operator<<(ostream&, const unsigned char*);
|
| 369 |
|
|
extern template ostream& operator<<(ostream&, const signed char*);
|
| 370 |
|
|
|
| 371 |
|
|
extern template ostream& ostream::_M_insert(long);
|
| 372 |
|
|
extern template ostream& ostream::_M_insert(unsigned long);
|
| 373 |
|
|
extern template ostream& ostream::_M_insert(bool);
|
| 374 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
| 375 |
|
|
extern template ostream& ostream::_M_insert(long long);
|
| 376 |
|
|
extern template ostream& ostream::_M_insert(unsigned long long);
|
| 377 |
|
|
#endif
|
| 378 |
|
|
extern template ostream& ostream::_M_insert(double);
|
| 379 |
|
|
extern template ostream& ostream::_M_insert(long double);
|
| 380 |
|
|
extern template ostream& ostream::_M_insert(const void*);
|
| 381 |
|
|
|
| 382 |
|
|
#ifdef _GLIBCXX_USE_WCHAR_T
|
| 383 |
|
|
extern template class basic_ostream;
|
| 384 |
|
|
extern template wostream& endl(wostream&);
|
| 385 |
|
|
extern template wostream& ends(wostream&);
|
| 386 |
|
|
extern template wostream& flush(wostream&);
|
| 387 |
|
|
extern template wostream& operator<<(wostream&, wchar_t);
|
| 388 |
|
|
extern template wostream& operator<<(wostream&, char);
|
| 389 |
|
|
extern template wostream& operator<<(wostream&, const wchar_t*);
|
| 390 |
|
|
extern template wostream& operator<<(wostream&, const char*);
|
| 391 |
|
|
|
| 392 |
|
|
extern template wostream& wostream::_M_insert(long);
|
| 393 |
|
|
extern template wostream& wostream::_M_insert(unsigned long);
|
| 394 |
|
|
extern template wostream& wostream::_M_insert(bool);
|
| 395 |
|
|
#ifdef _GLIBCXX_USE_LONG_LONG
|
| 396 |
|
|
extern template wostream& wostream::_M_insert(long long);
|
| 397 |
|
|
extern template wostream& wostream::_M_insert(unsigned long long);
|
| 398 |
|
|
#endif
|
| 399 |
|
|
extern template wostream& wostream::_M_insert(double);
|
| 400 |
|
|
extern template wostream& wostream::_M_insert(long double);
|
| 401 |
|
|
extern template wostream& wostream::_M_insert(const void*);
|
| 402 |
|
|
#endif
|
| 403 |
|
|
#endif
|
| 404 |
|
|
|
| 405 |
|
|
_GLIBCXX_END_NAMESPACE
|
| 406 |
|
|
|
| 407 |
|
|
#endif
|
