6259cad9af
2001-02-22 Benjamin Kosnik <bkoz@redhat.com> * tests_flags.in (CXXFLAGS): Add -rpath to gcc build dir. * include/bits/codecvt.h: Use alloca instead of __extension__ for the time being. * include/bits/ostream.tcc: Same. * include/bits/std_ostream.h: Same. * include/bits/fstream.tcc: Same. * include/bits/locale_facets.tcc: Add typename. * include/bits/c++config (_GLIBCPP_FULLY_COMPLIANT_HEADERS): Enable. From-SVN: r39991
684 lines
19 KiB
C++
684 lines
19 KiB
C++
// Copyright (C) 1997, 1998, 1999, 2000, 2001 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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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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//
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// ISO C++ 14882: 27.6.2 Output streams
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//
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#include <bits/std_locale.h>
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namespace std {
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template<typename _CharT, typename _Traits>
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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(__os.good()), _M_os(__os)
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{
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// XXX MT
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if (_M_ok && __os.tie())
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__os.tie()->flush();
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(__ostream_type& (*__pf)(__ostream_type&))
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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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try {
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__pf(*this);
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}
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catch(exception& __fail){
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// 27.6.2.5.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(__ios_type& (*__pf)(__ios_type&))
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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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try {
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__pf(*this);
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}
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catch(exception& __fail){
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// 27.6.2.5.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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operator<<(ios_base& (*__pf)(ios_base&))
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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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try {
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__pf(*this);
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}
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catch(exception& __fail){
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// 27.6.2.5.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(bool __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(long __n)
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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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try {
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bool __f;
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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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__f = _M_fnumput->put(*this, *this, this->fill(),
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static_cast<unsigned long>(__n)).failed();
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else
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__f = _M_fnumput->put(*this, *this, this->fill(), __n).failed();
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if (__f)
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(unsigned long __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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#ifdef _GLIBCPP_USE_LONG_LONG
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(long long __n)
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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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try {
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bool __f;
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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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__f = _M_fnumput->put(*this, *this, this->fill(),
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static_cast<unsigned long long>(__n)).failed();
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else
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__f = _M_fnumput->put(*this, *this, this->fill(), __n).failed();
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(unsigned long long __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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#endif
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(double __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(long double __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(const void* __n)
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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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try {
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if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
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this->setstate(ios_base::badbit);
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}
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catch(exception& __fail){
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// 27.6.1.2.1 Common requirements.
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// Turn this on without causing an ios::failure to be thrown.
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this->setstate(ios_base::badbit);
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if ((this->exceptions() & ios_base::badbit) != 0)
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__throw_exception_again;
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}
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::operator<<(__streambuf_type* __sbin)
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{
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streamsize __xtrct = 0;
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__streambuf_type* __sbout = this->rdbuf();
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sentry __cerb(*this);
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if (__sbin && __cerb)
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__xtrct = __copy_streambufs(*this, __sbin, __sbout);
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if (!__sbin || !__xtrct)
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this->setstate(ios_base::failbit);
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::put(char_type __c)
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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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int_type __put = rdbuf()->sputc(__c);
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if (__put != traits_type::to_int_type(__c))
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this->setstate(ios_base::badbit);
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::write(const _CharT* __s, streamsize __n)
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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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streamsize __put = this->rdbuf()->sputn(__s, __n);
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if ( __put != __n)
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this->setstate(ios_base::badbit);
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::flush()
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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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if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
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this->setstate(ios_base::badbit);
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}
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return *this;
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}
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template<typename _CharT, typename _Traits>
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typename basic_ostream<_CharT, _Traits>::pos_type
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basic_ostream<_CharT, _Traits>::tellp()
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{
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pos_type __ret = pos_type(-1);
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bool __testok = this->fail() != true;
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if (__testok)
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__ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
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return __ret;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::seekp(pos_type __pos)
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{
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bool __testok = this->fail() != true;
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if (__testok)
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#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
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// 136. seekp, seekg setting wrong streams?
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this->rdbuf()->pubseekpos(__pos, ios_base::out);
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#endif
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return *this;
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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basic_ostream<_CharT, _Traits>::
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seekp(off_type __off, ios_base::seekdir __d)
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{
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bool __testok = this->fail() != true;
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if (__testok)
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#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
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// 136. seekp, seekg setting wrong streams?
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rdbuf()->pubseekoff(__off, __d, ios_base::out);
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#endif
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return *this;
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}
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// 27.6.2.5.4 Character inserters
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// Construct correctly padded string, as per 22.2.2.2.2
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// Similar in theory to __pad_numeric, from num_put, but it doesn't
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// use _S_fill: perhaps it should.
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// Assumes
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// __newlen > __oldlen
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// __news is allocated for __newlen size
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template<typename _CharT, typename _Traits>
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void
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__pad_char(basic_ios<_CharT, _Traits>& __ios,
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_CharT* __news, const _CharT* __olds,
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const streamsize __newlen, const streamsize __oldlen)
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{
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typedef _CharT char_type;
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typedef _Traits traits_type;
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typedef typename traits_type::int_type int_type;
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int_type __plen = static_cast<size_t>(__newlen - __oldlen);
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char_type* __pads = static_cast<char_type*>(alloca(sizeof(char_type) * __plen));
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traits_type::assign(__pads, __plen, __ios.fill());
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char_type* __beg;
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char_type* __end;
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size_t __mod = 0;
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size_t __beglen; //either __plen or __oldlen
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ios_base::fmtflags __fmt = __ios.flags() & ios_base::adjustfield;
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if (__fmt == ios_base::left)
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{
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// Padding last.
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__beg = const_cast<char_type*>(__olds);
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__beglen = __oldlen;
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__end = __pads;
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}
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else if (__fmt == ios_base::internal)
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{
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// Pad after the sign, if there is one.
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// Pad after 0[xX], if there is one.
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// Who came up with these rules, anyway? Jeeze.
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typedef _Format_cache<_CharT> __cache_type;
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__cache_type const* __fmt = __cache_type::_S_get(__ios);
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const char_type* __minus = traits_type::find(__olds, __oldlen,
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__fmt->_S_minus);
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const char_type* __plus = traits_type::find(__olds, __oldlen,
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__fmt->_S_plus);
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bool __testsign = __minus || __plus;
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bool __testhex = __olds[0] == '0'
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&& (__olds[1] == 'x' || __olds[1] == 'X');
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if (__testhex)
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{
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__news[0] = __olds[0];
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__news[1] = __olds[1];
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__mod += 2;
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__beg = const_cast<char_type*>(__olds + __mod);
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__beglen = __oldlen - __mod;
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__end = __pads;
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}
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else if (__testsign)
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{
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__mod += __plen;
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const char_type* __sign = __minus ? __minus + 1: __plus + 1;
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__beg = const_cast<char_type*>(__olds);
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__beglen = __sign - __olds;
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__end = const_cast<char_type*>(__sign + __plen);
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traits_type::copy(__news + __beglen, __pads, __plen);
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}
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else
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{
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// Padding first.
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__beg = __pads;
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__beglen = __plen;
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__end = const_cast<char_type*>(__olds);
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}
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}
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else
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{
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// Padding first.
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__beg = __pads;
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__beglen = __plen;
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__end = const_cast<char_type*>(__olds);
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}
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traits_type::copy(__news, __beg, __beglen);
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traits_type::copy(__news + __beglen, __end, __newlen - __beglen - __mod);
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}
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template<typename _CharT, typename _Traits>
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basic_ostream<_CharT, _Traits>&
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operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
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{
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typedef basic_ostream<_CharT, _Traits> __ostream_type;
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typename __ostream_type::sentry __cerb(__out);
|
|
if (__cerb)
|
|
{
|
|
try {
|
|
streamsize __w = __out.width();
|
|
_CharT* __pads = static_cast<_CharT*>(alloca(sizeof(_CharT) * __w));
|
|
__pads[0] = __c;
|
|
streamsize __len = 1;
|
|
if (__w > __len)
|
|
{
|
|
__pad_char(__out, __pads, &__c, __w, __len);
|
|
__len = __w;
|
|
}
|
|
__out.write(__pads, __len);
|
|
__out.width(0);
|
|
}
|
|
catch(exception& __fail){
|
|
// 27.6.1.2.1 Common requirements.
|
|
// Turn this on without causing an ios::failure to be thrown.
|
|
__out.setstate(ios_base::badbit);
|
|
if ((__out.exceptions() & ios_base::badbit) != 0)
|
|
__throw_exception_again;
|
|
}
|
|
}
|
|
return __out;
|
|
}
|
|
|
|
// Specialization
|
|
template <class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, char __c)
|
|
{
|
|
typedef basic_ostream<char, _Traits> __ostream_type;
|
|
typename __ostream_type::sentry __cerb(__out);
|
|
if (__cerb)
|
|
{
|
|
try {
|
|
streamsize __w = __out.width();
|
|
char* __pads = static_cast<char*>(alloca(__w + 1));
|
|
__pads[0] = __c;
|
|
streamsize __len = 1;
|
|
if (__w > __len)
|
|
{
|
|
__pad_char(__out, __pads, &__c, __w, __len);
|
|
__len = __w;
|
|
}
|
|
__out.write(__pads, __len);
|
|
__out.width(0);
|
|
}
|
|
catch(exception& __fail){
|
|
// 27.6.1.2.1 Common requirements.
|
|
// Turn this on without causing an ios::failure to be thrown.
|
|
__out.setstate(ios_base::badbit);
|
|
if ((__out.exceptions() & ios_base::badbit) != 0)
|
|
__throw_exception_again;
|
|
}
|
|
}
|
|
return __out;
|
|
}
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
|
|
{
|
|
typedef basic_ostream<_CharT, _Traits> __ostream_type;
|
|
typename __ostream_type::sentry __cerb(__out);
|
|
if (__cerb)
|
|
{
|
|
try {
|
|
streamsize __w = __out.width();
|
|
_CharT __pads[__w];
|
|
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
|
|
if (__w > __len)
|
|
{
|
|
__pad_char(__out, __pads, __s, __w, __len);
|
|
__s = __pads;
|
|
__len = __w;
|
|
}
|
|
__out.write(__s, __len);
|
|
__out.width(0);
|
|
}
|
|
catch(exception& __fail){
|
|
// 27.6.1.2.1 Common requirements.
|
|
// Turn this on without causing an ios::failure to be thrown.
|
|
__out.setstate(ios_base::badbit);
|
|
if ((__out.exceptions() & ios_base::badbit) != 0)
|
|
__throw_exception_again;
|
|
}
|
|
}
|
|
return __out;
|
|
}
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
|
|
{
|
|
typedef basic_ostream<_CharT, _Traits> __ostream_type;
|
|
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
|
|
// 167. Improper use of traits_type::length()
|
|
typedef char_traits<char> __ctraits_type;
|
|
#endif
|
|
typename __ostream_type::sentry __cerb(__out);
|
|
if (__cerb)
|
|
{
|
|
size_t __clen = __ctraits_type::length(__s);
|
|
_CharT* __ws = static_cast<_CharT*>(alloca(sizeof(_CharT) * (__clen + 1)));
|
|
for (size_t __i = 0; __i <= __clen; ++__i)
|
|
__ws[__i] = __out.widen(__s[__i]);
|
|
_CharT* __str = __ws;
|
|
|
|
try {
|
|
streamsize __len = static_cast<streamsize>(__clen);
|
|
streamsize __w = __out.width();
|
|
_CharT* __pads = static_cast<_CharT*>(alloca(sizeof(_CharT) * __w));
|
|
|
|
if (__w > __len)
|
|
{
|
|
__pad_char(__out, __pads, __ws, __w, __len);
|
|
__str = __pads;
|
|
__len = __w;
|
|
}
|
|
__out.write(__str, __len);
|
|
__out.width(0);
|
|
}
|
|
catch(exception& __fail){
|
|
// 27.6.1.2.1 Common requirements.
|
|
// Turn this on without causing an ios::failure to be thrown.
|
|
__out.setstate(ios_base::badbit);
|
|
if ((__out.exceptions() & ios_base::badbit) != 0)
|
|
__throw_exception_again;
|
|
}
|
|
}
|
|
return __out;
|
|
}
|
|
|
|
// Partial specializationss
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
|
|
{
|
|
typedef basic_ostream<char, _Traits> __ostream_type;
|
|
typename __ostream_type::sentry __cerb(__out);
|
|
if (__cerb)
|
|
{
|
|
try {
|
|
streamsize __w = __out.width();
|
|
char* __pads = static_cast<char*>(alloca(__w));
|
|
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
|
|
if (__w > __len)
|
|
{
|
|
__pad_char(__out, __pads, __s, __w, __len);
|
|
__s = __pads;
|
|
__len = __w;
|
|
}
|
|
__out.write(__s, __len);
|
|
__out.width(0);
|
|
}
|
|
catch(exception& __fail){
|
|
// 27.6.1.2.1 Common requirements.
|
|
// Turn this on without causing an ios::failure to be thrown.
|
|
__out.setstate(ios_base::badbit);
|
|
if ((__out.exceptions() & ios_base::badbit) != 0)
|
|
__throw_exception_again;
|
|
}
|
|
}
|
|
return __out;
|
|
}
|
|
|
|
// 21.3.7.8 basic_string::operator<<
|
|
template<typename _CharT, typename _Traits, typename _Alloc>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out,
|
|
const basic_string<_CharT, _Traits, _Alloc>& __s)
|
|
{ return (__out << __s.c_str()); }
|
|
|
|
} // namespace std
|
|
|
|
// Local Variables:
|
|
// mode:C++
|
|
// End:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|