gcc/libstdc++-v3/include/bits/ostream.tcc
Benjamin Kosnik 0aa06b18fc doxygroups.cc: Add std::tr1 namespace.
2004-11-23  Benjamin Kosnik  <bkoz@redhat.com>

	* docs/doxygen/doxygroups.cc: Add std::tr1 namespace.
	* docs/doxygen/run_doxygen: Renames for std::tr1.
	* docs/doxygen/user.cfg.in: Add cxxabi.h.
	* include/bits/*.tcc: Add file markup.
	* include/bits/allocator.h: Add link to allocator.html.
	* include/bits/atomicity.h: Add file markup.
	* include/bits/concurrence.h: Same.
	* include/bits/functexcept.h: Same.
	* include/ext*: Adjust file markup, remove GCC3 bits.
	* include/std/*: Adjust file markup, remove bits about renamed files.
	* libsupc++/cxxabi.h: Add file markup.
	* testsuite/20_util/memory/auto_ptr/assign_neg.cc: Adjust line numbers.

From-SVN: r91135
2004-11-24 04:11:23 +00:00

705 lines
20 KiB
C++

// ostream classes -*- C++ -*-
// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
// 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.
/** @file ostream.tcc
* This is an internal header file, included by other library headers.
* You should not attempt to use it directly.
*/
//
// ISO C++ 14882: 27.6.2 Output streams
//
#ifndef _OSTREAM_TCC
#define _OSTREAM_TCC 1
#pragma GCC system_header
#include <locale>
namespace std
{
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>::sentry::
sentry(basic_ostream<_CharT, _Traits>& __os)
: _M_ok(false), _M_os(__os)
{
// XXX MT
if (__os.tie() && __os.good())
__os.tie()->flush();
if (__os.good())
_M_ok = true;
else
__os.setstate(ios_base::failbit);
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(__ostream_type& (*__pf)(__ostream_type&))
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// The inserters for manipulators are *not* formatted output functions.
return __pf(*this);
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(__ios_type& (*__pf)(__ios_type&))
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// The inserters for manipulators are *not* formatted output functions.
__pf(*this);
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(ios_base& (*__pf)(ios_base&))
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// The inserters for manipulators are *not* formatted output functions.
__pf(*this);
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(bool __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(long __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
bool __b = false;
const char_type __c = this->fill();
const ios_base::fmtflags __fmt = (this->flags()
& ios_base::basefield);
const __num_put_type& __np = __check_facet(this->_M_num_put);
if ((__fmt & ios_base::oct) || (__fmt & ios_base::hex))
{
const unsigned long __l = static_cast<unsigned long>(__n);
__b = __np.put(*this, *this, __c, __l).failed();
}
else
__b = __np.put(*this, *this, __c, __n).failed();
if (__b)
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(unsigned long __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
#ifdef _GLIBCXX_USE_LONG_LONG
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(long long __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
bool __b = false;
const char_type __c = this->fill();
const ios_base::fmtflags __fmt = (this->flags()
& ios_base::basefield);
const __num_put_type& __np = __check_facet(this->_M_num_put);
if ((__fmt & ios_base::oct) || (__fmt & ios_base::hex))
{
const unsigned long long __l = (static_cast<
unsigned long long>(__n));
__b = __np.put(*this, *this, __c, __l).failed();
}
else
__b = __np.put(*this, *this, __c, __n).failed();
if (__b)
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(unsigned long long __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
#endif
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(double __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(long double __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(const void* __n)
{
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const __num_put_type& __np = __check_facet(this->_M_num_put);
if (__np.put(*this, *this, this->fill(), __n).failed())
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(__streambuf_type* __sbin)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
sentry __cerb(*this);
if (__cerb && __sbin)
{
try
{
if (!__copy_streambufs(__sbin, this->rdbuf()))
__err |= ios_base::failbit;
}
catch(...)
{ this->_M_setstate(ios_base::failbit); }
}
else if (!__sbin)
__err |= ios_base::badbit;
if (__err)
this->setstate(__err);
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
put(char_type __c)
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// basic_ostream::put(char_type) is an unformatted output function.
// DR 63. Exception-handling policy for unformatted output.
// Unformatted output functions should catch exceptions thrown
// from streambuf members.
sentry __cerb(*this);
if (__cerb)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
const int_type __put = this->rdbuf()->sputc(__c);
if (traits_type::eq_int_type(__put, traits_type::eof()))
__err |= ios_base::badbit;
}
catch (...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
write(const _CharT* __s, streamsize __n)
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// basic_ostream::write(const char_type*, streamsize) is an
// unformatted output function.
// DR 63. Exception-handling policy for unformatted output.
// Unformatted output functions should catch exceptions thrown
// from streambuf members.
sentry __cerb(*this);
if (__cerb)
{
try
{ _M_write(__s, __n); }
catch (...)
{ this->_M_setstate(ios_base::badbit); }
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
flush()
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 60. What is a formatted input function?
// basic_ostream::flush() is *not* an unformatted output function.
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
__err |= ios_base::badbit;
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
return *this;
}
template<typename _CharT, typename _Traits>
typename basic_ostream<_CharT, _Traits>::pos_type
basic_ostream<_CharT, _Traits>::
tellp()
{
pos_type __ret = pos_type(-1);
try
{
if (!this->fail())
__ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
return __ret;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
seekp(pos_type __pos)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
if (!this->fail())
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 136. seekp, seekg setting wrong streams?
const pos_type __p = this->rdbuf()->pubseekpos(__pos,
ios_base::out);
// 129. Need error indication from seekp() and seekg()
if (__p == pos_type(off_type(-1)))
__err |= ios_base::failbit;
}
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
seekp(off_type __off, ios_base::seekdir __dir)
{
ios_base::iostate __err = ios_base::iostate(ios_base::goodbit);
try
{
if (!this->fail())
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 136. seekp, seekg setting wrong streams?
const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir,
ios_base::out);
// 129. Need error indication from seekp() and seekg()
if (__p == pos_type(off_type(-1)))
__err |= ios_base::failbit;
}
}
catch(...)
{ this->_M_setstate(ios_base::badbit); }
if (__err)
this->setstate(__err);
return *this;
}
// 27.6.2.5.4 Character inserters.
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb)
{
try
{
const streamsize __w = __out.width();
streamsize __len = 1;
_CharT* __cs = &__c;
if (__w > __len)
{
__cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
&__c, __w, __len, false);
__len = __w;
}
__out._M_write(__cs, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
return __out;
}
// Specializations.
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
{
const streamsize __w = __out.width();
streamsize __len = 1;
char* __cs = &__c;
if (__w > __len)
{
__cs = static_cast<char*>(__builtin_alloca(__w));
__pad<char, _Traits>::_S_pad(__out, __out.fill(), __cs,
&__c, __w, __len, false);
__len = __w;
}
__out._M_write(__cs, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
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 && __s)
{
try
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
__s, __w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
else if (!__s)
__out.setstate(ios_base::badbit);
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;
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 167. Improper use of traits_type::length()
// Note that this is only in 'Review' status.
typedef char_traits<char> __traits_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb && __s)
{
size_t __clen = __traits_type::length(__s);
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __clen));
for (size_t __i = 0; __i < __clen; ++__i)
__ws[__i] = __out.widen(__s[__i]);
_CharT* __str = __ws;
try
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(__clen);
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs,
__ws, __w, __len, false);
__str = __cs;
__len = __w;
}
__out._M_write(__str, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
else if (!__s)
__out.setstate(ios_base::badbit);
return __out;
}
// Partial specializations.
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 && __s)
{
try
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
char* __cs = static_cast<char*>(__builtin_alloca(__w));
__pad<char, _Traits>::_S_pad(__out, __out.fill(), __cs,
__s, __w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
catch(...)
{ __out._M_setstate(ios_base::badbit); }
}
else if (!__s)
__out.setstate(ios_base::badbit);
return __out;
}
// 21.3.7.9 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>& __str)
{
typedef basic_ostream<_CharT, _Traits> __ostream_type;
typename __ostream_type::sentry __cerb(__out);
if (__cerb)
{
const streamsize __w = __out.width();
streamsize __len = static_cast<streamsize>(__str.size());
const _CharT* __s = __str.data();
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 25. String operator<< uses width() value wrong
if (__w > __len)
{
_CharT* __cs = (static_cast<
_CharT*>(__builtin_alloca(sizeof(_CharT) * __w)));
__pad<_CharT, _Traits>::_S_pad(__out, __out.fill(), __cs, __s,
__w, __len, false);
__s = __cs;
__len = __w;
}
__out._M_write(__s, __len);
__out.width(0);
}
return __out;
}
// Inhibit implicit instantiations for required instantiations,
// which are defined via explicit instantiations elsewhere.
// NB: This syntax is a GNU extension.
#if _GLIBCXX_EXTERN_TEMPLATE
extern template class basic_ostream<char>;
extern template ostream& endl(ostream&);
extern template ostream& ends(ostream&);
extern template ostream& flush(ostream&);
extern template ostream& operator<<(ostream&, char);
extern template ostream& operator<<(ostream&, unsigned char);
extern template ostream& operator<<(ostream&, signed char);
extern template ostream& operator<<(ostream&, const char*);
extern template ostream& operator<<(ostream&, const unsigned char*);
extern template ostream& operator<<(ostream&, const signed char*);
#ifdef _GLIBCXX_USE_WCHAR_T
extern template class basic_ostream<wchar_t>;
extern template wostream& endl(wostream&);
extern template wostream& ends(wostream&);
extern template wostream& flush(wostream&);
extern template wostream& operator<<(wostream&, wchar_t);
extern template wostream& operator<<(wostream&, char);
extern template wostream& operator<<(wostream&, const wchar_t*);
extern template wostream& operator<<(wostream&, const char*);
#endif
#endif
} // namespace std
#endif