mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-22 20:59:49 +08:00
4a2f4b128f
2000-06-29 Benjamin Kosnik <bkoz@purist.soma.redhat.com> * testsuite/27_io/ostream_manip.cc (test02): Add tests. * bits/ostream.tcc: Tweak. * bits/std_fstream.h (basic_filebuf::setbuf): Reset _M_buf_size_opt too. * bits/std_streambuf.h (basic_streambuf::~basic_streambuf): Zero out _M_buf_size_opt. * bits/std_sstream.h (basic_stringbuf::_M_init_stringbuf): Zero _M_buf_size_opt out here. * bits/char_traits.h (char_traits::eos): Non standard member function, uglify to __eos. Return char_type(). * bits/std_ostream.h: Change. From-SVN: r34797
289 lines
8.3 KiB
C++
289 lines
8.3 KiB
C++
// Output streams -*- C++ -*-
|
|
|
|
// Copyright (C) 1997-1999, 2000 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
|
|
//
|
|
|
|
#ifndef _CPP_OSTREAM
|
|
#define _CPP_OSTREAM 1
|
|
|
|
#include <bits/std_ios.h>
|
|
|
|
namespace std {
|
|
|
|
// 27.6.2.1 Template class basic_ostream
|
|
template<typename _CharT, typename _Traits>
|
|
class basic_ostream : virtual public basic_ios<_CharT, _Traits>
|
|
{
|
|
public:
|
|
|
|
// Types (inherited from basic_ios (27.4.4)):
|
|
typedef _CharT char_type;
|
|
typedef typename _Traits::int_type int_type;
|
|
typedef typename _Traits::pos_type pos_type;
|
|
typedef typename _Traits::off_type off_type;
|
|
typedef _Traits traits_type;
|
|
|
|
// Non-standard Types:
|
|
typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
|
|
typedef basic_ios<_CharT, _Traits> __ios_type;
|
|
typedef basic_ostream<_CharT, _Traits> __ostream_type;
|
|
typedef ostreambuf_iterator<_CharT> __ostreambuf_iter;
|
|
typedef num_put<_CharT, __ostreambuf_iter> __numput_type;
|
|
typedef ctype<_CharT> __ctype_type;
|
|
|
|
// 27.6.2.2 Constructor/destructor:
|
|
explicit
|
|
basic_ostream(__streambuf_type* __sb)
|
|
{ this->init(__sb); }
|
|
|
|
virtual
|
|
~basic_ostream()
|
|
{ _M_fnumput = NULL; }
|
|
|
|
// 27.6.2.3 Prefix/suffix:
|
|
class sentry;
|
|
friend class sentry;
|
|
|
|
// 27.6.2.5 Formatted output:
|
|
// 27.6.2.5.3 basic_ostream::operator<<
|
|
__ostream_type&
|
|
operator<<(__ostream_type& (*__pf)(__ostream_type&));
|
|
|
|
__ostream_type&
|
|
operator<<(__ios_type& (*__pf)(__ios_type&));
|
|
|
|
__ostream_type&
|
|
operator<<(ios_base& (*__pf) (ios_base&));
|
|
|
|
// 27.6.2.5.2 Arithmetic Inserters
|
|
__ostream_type&
|
|
operator<<(long __n);
|
|
|
|
__ostream_type&
|
|
operator<<(unsigned long __n);
|
|
|
|
__ostream_type&
|
|
operator<<(bool __n);
|
|
|
|
__ostream_type&
|
|
operator<<(short __n)
|
|
{
|
|
ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
|
|
if (__fmt & ios_base::oct || __fmt & ios_base::hex)
|
|
return this->operator<<(static_cast<unsigned long>
|
|
(static_cast<unsigned short>(__n)));
|
|
else
|
|
return this->operator<<(static_cast<long>(__n));
|
|
}
|
|
|
|
__ostream_type&
|
|
operator<<(unsigned short __n)
|
|
{ return this->operator<<(static_cast<unsigned long>(__n)); }
|
|
|
|
__ostream_type&
|
|
operator<<(int __n)
|
|
{
|
|
ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
|
|
if (__fmt & ios_base::oct || __fmt & ios_base::hex)
|
|
return this->operator<<(static_cast<unsigned long>
|
|
(static_cast<unsigned int>(__n)));
|
|
else
|
|
return this->operator<<(static_cast<long>(__n));
|
|
}
|
|
|
|
__ostream_type&
|
|
operator<<(unsigned int __n)
|
|
{ return this->operator<<(static_cast<unsigned long>(__n)); }
|
|
|
|
#ifdef _GLIBCPP_USE_LONG_LONG
|
|
__ostream_type&
|
|
operator<<(long long __n);
|
|
|
|
__ostream_type&
|
|
operator<<(unsigned long long __n);
|
|
#endif
|
|
|
|
__ostream_type&
|
|
operator<<(double __f);
|
|
|
|
__ostream_type&
|
|
operator<<(float __f)
|
|
{ return this->operator<<(static_cast<double>(__f)); }
|
|
|
|
__ostream_type&
|
|
operator<<(long double __f);
|
|
|
|
__ostream_type&
|
|
operator<<(const void* __p);
|
|
|
|
__ostream_type&
|
|
operator<<(__streambuf_type* __sb);
|
|
|
|
// Unformatted output:
|
|
__ostream_type&
|
|
put(char_type __c);
|
|
|
|
__ostream_type&
|
|
write(const char_type* __s, streamsize __n);
|
|
|
|
__ostream_type&
|
|
flush();
|
|
|
|
// Seeks:
|
|
pos_type
|
|
tellp();
|
|
|
|
__ostream_type&
|
|
seekp(pos_type);
|
|
|
|
__ostream_type&
|
|
seekp(off_type, ios_base::seekdir);
|
|
|
|
private:
|
|
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
|
|
// Not defined.
|
|
__ostream_type&
|
|
operator=(const __ostream_type&);
|
|
|
|
basic_ostream(const __ostream_type&);
|
|
#endif
|
|
};
|
|
|
|
// 27.6.2.3 Class basic_ostream::sentry
|
|
template <typename _CharT, typename _Traits>
|
|
class basic_ostream<_CharT, _Traits>::sentry
|
|
{
|
|
// Data Members:
|
|
bool _M_ok;
|
|
basic_ostream<_CharT,_Traits>& _M_os;
|
|
|
|
public:
|
|
explicit
|
|
sentry(basic_ostream<_CharT,_Traits>& __os);
|
|
|
|
~sentry()
|
|
{
|
|
// XXX MT
|
|
if (_M_os.flags() & ios_base::unitbuf && !uncaught_exception())
|
|
{
|
|
// Can't call flush directly or else will get into recursive lock.
|
|
if (_M_os.rdbuf() && _M_os.rdbuf()->pubsync() == -1)
|
|
_M_os.setstate(ios_base::badbit);
|
|
}
|
|
}
|
|
|
|
operator bool()
|
|
{ return _M_ok; }
|
|
};
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c);
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
|
|
{ return (__out << __out.widen(__c)); }
|
|
|
|
// Specialization
|
|
template <class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, char __c);
|
|
|
|
// Signed and unsigned
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
|
|
{ return (__out << static_cast<char>(__c)); }
|
|
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
|
|
{ return (__out << static_cast<char>(__c)); }
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s);
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits> &
|
|
operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s);
|
|
|
|
// Partial specializationss
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, const char* __s);
|
|
|
|
// Signed and unsigned
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits>&
|
|
operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s)
|
|
{ return (__out << reinterpret_cast<const char*>(__s)); }
|
|
|
|
template<class _Traits>
|
|
basic_ostream<char, _Traits> &
|
|
operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s)
|
|
{ return (__out << reinterpret_cast<const char*>(__s)); }
|
|
|
|
// 27.6.2.7 Standard basic_ostream manipulators
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
endl(basic_ostream<_CharT, _Traits>& __os)
|
|
{ return flush(__os.put(__os.widen('\n'))); }
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
ends(basic_ostream<_CharT, _Traits>& __os)
|
|
{ return __os.put(_Traits::__eos()); }
|
|
|
|
template<typename _CharT, typename _Traits>
|
|
basic_ostream<_CharT, _Traits>&
|
|
flush(basic_ostream<_CharT, _Traits>& __os)
|
|
{ return __os.flush(); }
|
|
|
|
} // namespace std
|
|
|
|
#ifdef _GLIBCPP_NO_TEMPLATE_EXPORT
|
|
# define export
|
|
#ifdef _GLIBCPP_FULLY_COMPLIANT_HEADERS
|
|
# include <bits/ostream.tcc>
|
|
#endif
|
|
#endif
|
|
|
|
#endif /* _CPP_OSTREAM */
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|