gcc/libstdc++-v3/include/bits/ostream.tcc
Benjamin Kosnik 54c1bf7801 Makefile.am (std_headers): Remove cXXX from list.
2002-01-04  Benjamin  Kosnik  <bkoz@redhat.com>

	* include/Makefile.am (std_headers): Remove cXXX from list.
	(c_base_srcdir): No bits subdirectory.
	(c_base_builddir): Same.
	(c_base_headers): Adjust names, add ciso646.
	(bits_headers): Remove std_xxx.h headers.
	* include/Makefile.in: Regenerate.

	* include/ext/iterator: Adjust includes.
	* include/ext/ropeimpl.h: Same.
	* include/ext/stl_hash_fun.h: Same.
	* include/ext/algorithm: Same.

	* include/backward/bvector.h: Adjust includes.
	* include/backward/vector.h: Same.
	* include/backward/strstream: Same.
	* include/backward/streambuf.h: Same.
	* include/backward/stack.h: Same.
	* include/backward/set.h: Same.
	* include/backward/queue.h: Same.
	* include/backward/multiset.h: Same.
	* include/backward/multimap.h: Same.
	* include/backward/map.h: Same.
	* include/backward/list.h: Same.
	* include/backward/iterator.h: Same.
	* include/backward/iostream.h: Same.
	* include/backward/iomanip.h: Same.
	* include/backward/fstream.h: Same.
	* include/backward/deque.h: Same.
	* include/backward/complex.h: Same.

	* include/bits/std_algorithm.h: Move to...
	* include/std/algorithm: ...here.
	* include/bits/std_iosfwd.h, std_locale.h, std_stack.h,
	std_bitset.h, std_ios.h, std_map.h, std_stdexcept.h,
	std_complex.h, std_iostream.h, std_memory.h, std_streambuf.h,
	std_deque.h, std_istream.h, std_numeric.h, std_string.h,
	std_fstream.h, std_ostream.h, std_utility.h, std_iterator.h,
	std_queue.h, std_valarray.h, std_functional.h, std_limits.h,
	std_set.h, std_vector.h, std_iomanip.h, std_list.h, std_sstream.h:
	Same.

	* include/c_std/bits/std_cassert.h: Move to...
	* include/c_std/cassert: Here.
	* include/c_std/std_cctype.h, std_cerrno.h, std_cfloat.h,
	std_climits.h, std_clocale.h, std_cmath.h, std_csetjmp.h,
	std_csignal.h, std_cstdarg.h, std_cstddef.h, std_cstdio.h,
	std_cstdlib.h, std_cstring.h, std_ctime.h, std_cwchar.h,
	std_cwctype.h: Same.
	* include/c_std/cmath: Adjust cmath.tcc include.
	* include/c_std/cstdlib: Adjust includes.
	* include/c_std/cwchar: Same.
	* include/c_std/ctime: Same.
	* include/c_std/cstring: Same.
	* include/c_std/cstdio: Same.
	* include/c_std/bits: Remove directory.

	* include/c/bits/std_cassert.h: Move to...
	* include/c/cassert: Here.
	* include/c/std_cctype.h, std_cerrno.h, std_cfloat.h,
	std_climits.h, std_clocale.h, std_cmath.h, std_csetjmp.h,
	std_csignal.h, std_cstdarg.h, std_cstddef.h, std_cstdio.h,
	std_cstdlib.h, std_cstring.h, std_ctime.h, std_cwchar.h,
	std_cwctype.h: Same.
	* include/c/bits: Remove directory.

	* include/std/cwctype: Remove.
	* include/std/cwchar: Remove.
	* include/std/ctime: Remove.
	* include/std/cstring: Remove.
	* include/std/cstdlib: Remove.
	* include/std/cstdio: Remove.
	* include/std/cstddef: Remove.
	* include/std/cstdarg: Remove.
	* include/std/csignal: Remove.
	* include/std/csetjmp: Remove.
	* include/std/cmath: Remove.
	* include/std/clocale: Remove.
	* include/std/climits: Remove.
	* include/std/ciso646: Remove.
	* include/std/cfloat: Remove.
	* include/std/cerrno: Remove.
	* include/std/cctype: Remove.
	* include/std/cassert: Remove.

	* include/bits/fpos.h: Adjust includes, removing <bits/std_xxx.h>
	files and subsituting <.xxx>
	* include/bits/valarray_array.h: Same.
	* include/bits/stl_uninitialized.h: Same.
	* include/bits/stl_alloc.h: Same.
	* include/bits/stl_algobase.h: Same.
	* include/bits/sstream.tcc: Same.
	* include/bits/pthread_allocimpl.h: Same.
	* include/bits/ostream.tcc: Same.
	* include/bits/localefwd.h: Same.
	* include/bits/locale_facets.tcc: Same.
	* include/bits/locale_facets.h: Same.
	* include/bits/istream.tcc: Same.
	* include/bits/char_traits.h: Same.
	* include/bits/boost_concept_check.h: Same.
	* include/bits/basic_file.h: Same.
	* include/std/bitset: Same.
	* include/std/complex: Same.
	* include/std/fstream: Same.
	* include/std/functional: Same.
	* include/std/ios: Same.
	* include/std/iostream: Same.
	* include/std/ostream: Same.
	* include/std/sstream: Same.
	* include/std/streambuf: Same.
	* include/std/string: Same.
	* include/std/iterator: Same.
	* include/std/valarray: Same.

	* src/ios.cc: Adjust includes.
	* src/valarray-inst.cc: Same.
	* src/string-inst.cc: Same.
	* src/stl-inst.cc: Same.
	* src/stdexcept.cc: Same.
	* src/misc-inst.cc: Same.
	* src/localename.cc: Same.
	* src/locale-inst.cc: Same.
	* src/locale.cc: Same.
	* src/limits.cc: Same.
	* src/concept-inst.cc: Same.
	* src/complex_io.cc: Same.
	* src/codecvt.cc: Same.
	* src/bitset.cc: Same.
	* src/cmath.cc: Same.

From-SVN: r48544
2002-01-04 21:27:36 +00:00

687 lines
19 KiB
C++

// Copyright (C) 1997, 1998, 1999, 2000, 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.
//
// ISO C++ 14882: 27.6.2 Output streams
//
#include <locale>
namespace std
{
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>::sentry::
sentry(basic_ostream<_CharT,_Traits>& __os)
: _M_ok(__os.good()), _M_os(__os)
{
// XXX MT
if (_M_ok && __os.tie())
__os.tie()->flush();
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(__ostream_type& (*__pf)(__ostream_type&))
{
sentry __cerb(*this);
if (__cerb)
{
try
{ __pf(*this); }
catch(exception& __fail)
{
// 27.6.2.5.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(__ios_type& (*__pf)(__ios_type&))
{
sentry __cerb(*this);
if (__cerb)
{
try
{ __pf(*this); }
catch(exception& __fail)
{
// 27.6.2.5.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
operator<<(ios_base& (*__pf)(ios_base&))
{
sentry __cerb(*this);
if (__cerb)
{
try
{ __pf(*this); }
catch(exception& __fail)
{
// 27.6.2.5.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(__streambuf_type* __sbin)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
streamsize __xtrct = 0;
if (__sbin)
{
__streambuf_type* __sbout = this->rdbuf();
__xtrct = __copy_streambufs(*this, __sbin, __sbout);
}
else
this->setstate(ios_base::badbit);
if (!__xtrct)
this->setstate(ios_base::failbit);
}
catch(exception& __fail)
{
// 27.6.2.5.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(bool __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(long __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
char_type __c = this->fill();
ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
if (_M_check_facet(_M_fnumput))
{
bool __b = false;
if (__fmt & ios_base::oct || __fmt & ios_base::hex)
{
unsigned long __l = static_cast<unsigned long>(__n);
__b = _M_fnumput->put(*this, *this, __c, __l).failed();
}
else
__b = _M_fnumput->put(*this, *this, __c, __n).failed();
if (__b)
this->setstate(ios_base::badbit);
}
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(unsigned long __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
#ifdef _GLIBCPP_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)
{
try
{
char_type __c = this->fill();
ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
if (_M_check_facet(_M_fnumput))
{
bool __b = false;
if (__fmt & ios_base::oct || __fmt & ios_base::hex)
{
unsigned long long __l;
__l = static_cast<unsigned long long>(__n);
__b = _M_fnumput->put(*this, *this, __c, __l).failed();
}
else
__b = _M_fnumput->put(*this, *this, __c, __n).failed();
if (__b)
this->setstate(ios_base::badbit);
}
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
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)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
#endif
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(double __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(long double __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(const void* __n)
{
sentry __cerb(*this);
if (__cerb)
{
try
{
if (_M_check_facet(_M_fnumput))
if (_M_fnumput->put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit);
}
catch(exception& __fail)
{
// 27.6.1.2.1 Common requirements.
// Turn this on without causing an ios::failure to be thrown.
this->setstate(ios_base::badbit);
if ((this->exceptions() & ios_base::badbit) != 0)
__throw_exception_again;
}
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::put(char_type __c)
{
sentry __cerb(*this);
if (__cerb)
{
int_type __put = rdbuf()->sputc(__c);
if (traits_type::eq_int_type(__put, traits_type::eof()))
this->setstate(ios_base::badbit);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::write(const _CharT* __s, streamsize __n)
{
sentry __cerb(*this);
if (__cerb)
{
streamsize __put = this->rdbuf()->sputn(__s, __n);
if ( __put != __n)
this->setstate(ios_base::badbit);
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::flush()
{
sentry __cerb(*this);
if (__cerb)
{
if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
this->setstate(ios_base::badbit);
}
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);
bool __testok = this->fail() != true;
if (__testok)
__ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
return __ret;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::seekp(pos_type __pos)
{
bool __testok = this->fail() != true;
if (__testok)
{
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
// 136. seekp, seekg setting wrong streams?
pos_type __err = this->rdbuf()->pubseekpos(__pos, ios_base::out);
// 129. Need error indication from seekp() and seekg()
if (__err == pos_type(off_type(-1)))
this->setstate(ios_base::failbit);
#endif
}
return *this;
}
template<typename _CharT, typename _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::
seekp(off_type __off, ios_base::seekdir __d)
{
bool __testok = this->fail() != true;
if (__testok)
{
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
// 136. seekp, seekg setting wrong streams?
pos_type __err = this->rdbuf()->pubseekoff(__off, __d,
ios_base::out);
// 129. Need error indication from seekp() and seekg()
if (__err == pos_type(off_type(-1)))
this->setstate(ios_base::failbit);
}
#endif
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
{
streamsize __w = __out.width();
_CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
__pads[0] = __c;
streamsize __len = 1;
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, &__c, __w, __len, false);
__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*>(__builtin_alloca(__w + 1));
__pads[0] = __c;
streamsize __len = 1;
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, &__c, __w, __len, false);
__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 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __s, __w, __len, false);
__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()
// Note that this is only in 'Review' status.
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*>(__builtin_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*>(__builtin_alloca(sizeof(_CharT) * __w));
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __ws, __w, __len, false);
__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*>(__builtin_alloca(__w));
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __s, __w, __len, false);
__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;
}
// 21.3.7.9 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 _CharT* __s = __str.data();
streamsize __w = __out.width();
_CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
streamsize __len = static_cast<streamsize>(__str.size());
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
// 25. String operator<< uses width() value wrong
#endif
if (__w > __len)
{
__pad(__out, __out.fill(), __pads, __s, __w, __len, false);
__s = __pads;
__len = __w;
}
streamsize __res = __out.rdbuf()->sputn(__s, __len);
__out.width(0);
if (__res != __len)
__out.setstate(ios_base::failbit);
}
return __out;
}
} // namespace std
// Local Variables:
// mode:C++
// End: