/
iosfwd
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/
iosfwd
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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_IOSFWD
#define _LIBCPP_IOSFWD
/*
iosfwd synopsis
namespace std
{
template<class charT> struct char_traits;
template<> struct char_traits<char>;
template<> struct char_traits<char8_t>; // C++20
template<> struct char_traits<char16_t>;
template<> struct char_traits<char32_t>;
template<> struct char_traits<wchar_t>;
template<class T> class allocator;
template <class charT, class traits = char_traits<charT> > class basic_ios;
template <class charT, class traits = char_traits<charT> > class basic_streambuf;
template <class charT, class traits = char_traits<charT> > class basic_istream;
template <class charT, class traits = char_traits<charT> > class basic_ostream;
template <class charT, class traits = char_traits<charT> > class basic_iostream;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_stringbuf;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_istringstream;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_ostringstream;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_stringstream;
template <class charT, class traits = char_traits<charT> > class basic_filebuf;
template <class charT, class traits = char_traits<charT> > class basic_ifstream;
template <class charT, class traits = char_traits<charT> > class basic_ofstream;
template <class charT, class traits = char_traits<charT> > class basic_fstream;
template <class charT, class traits = char_traits<charT> > class istreambuf_iterator;
template <class charT, class traits = char_traits<charT> > class ostreambuf_iterator;
typedef basic_ios<char> ios;
typedef basic_ios<wchar_t> wios;
typedef basic_streambuf<char> streambuf;
typedef basic_istream<char> istream;
typedef basic_ostream<char> ostream;
typedef basic_iostream<char> iostream;
typedef basic_stringbuf<char> stringbuf;
typedef basic_istringstream<char> istringstream;
typedef basic_ostringstream<char> ostringstream;
typedef basic_stringstream<char> stringstream;
typedef basic_filebuf<char> filebuf;
typedef basic_ifstream<char> ifstream;
typedef basic_ofstream<char> ofstream;
typedef basic_fstream<char> fstream;
typedef basic_streambuf<wchar_t> wstreambuf;
typedef basic_istream<wchar_t> wistream;
typedef basic_ostream<wchar_t> wostream;
typedef basic_iostream<wchar_t> wiostream;
typedef basic_stringbuf<wchar_t> wstringbuf;
typedef basic_istringstream<wchar_t> wistringstream;
typedef basic_ostringstream<wchar_t> wostringstream;
typedef basic_stringstream<wchar_t> wstringstream;
typedef basic_filebuf<wchar_t> wfilebuf;
typedef basic_ifstream<wchar_t> wifstream;
typedef basic_ofstream<wchar_t> wofstream;
typedef basic_fstream<wchar_t> wfstream;
template <class state> class fpos;
using streampos = fpos<char_traits<char>::state_type>;
using wstreampos = fpos<char_traits<wchar_t>::state_type>;
using u8streampos = fpos<char_traits<char8_t>::state_type>; // C++20
using u16streampos = fpos<char_traits<char16_t>::state_type>;
using u32streampos = fpos<char_traits<char32_t>::state_type>;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>>
class basic_syncbuf; // C++20
using syncbuf = basic_syncbuf<char>; // C++20
using wsyncbuf = basic_syncbuf<wchar_t>; // C++20
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>>
class basic_osyncstream; // C++20
using osyncstream = basic_osyncstream<char>; // C++20
using wosyncstream = basic_osyncstream<wchar_t>; // C++20
} // std
*/
#include <__config>
#include <__fwd/fstream.h>
#include <__fwd/ios.h>
#include <__fwd/istream.h>
#include <__fwd/memory.h>
#include <__fwd/ostream.h>
#include <__fwd/sstream.h>
#include <__fwd/streambuf.h>
#include <__fwd/string.h>
#include <__std_mbstate_t.h>
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _CharT, class _Traits = char_traits<_CharT> >
class _LIBCPP_TEMPLATE_VIS istreambuf_iterator;
template <class _CharT, class _Traits = char_traits<_CharT> >
class _LIBCPP_TEMPLATE_VIS ostreambuf_iterator;
template <class _State>
class _LIBCPP_TEMPLATE_VIS fpos;
typedef fpos<mbstate_t> streampos;
#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
typedef fpos<mbstate_t> wstreampos;
#endif
#ifndef _LIBCPP_HAS_NO_CHAR8_T
typedef fpos<mbstate_t> u8streampos;
#endif
typedef fpos<mbstate_t> u16streampos;
typedef fpos<mbstate_t> u32streampos;
#if _LIBCPP_STD_VER >= 20 && !defined(_LIBCPP_HAS_NO_EXPERIMENTAL_SYNCSTREAM)
template <class _CharT, class _Traits = char_traits<_CharT>, class _Allocator = allocator<_CharT>>
class basic_syncbuf;
using syncbuf = basic_syncbuf<char>;
# ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
using wsyncbuf = basic_syncbuf<wchar_t>;
# endif
template <class _CharT, class _Traits = char_traits<_CharT>, class _Allocator = allocator<_CharT>>
class basic_osyncstream;
using osyncstream = basic_osyncstream<char>;
# ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
using wosyncstream = basic_osyncstream<wchar_t>;
# endif
#endif // _LIBCPP_STD_VER >= 20 && !defined(_LIBCPP_HAS_NO_EXPERIMENTAL_SYNCSTREAM)
template <class _CharT, class _Traits>
class __save_flags {
typedef basic_ios<_CharT, _Traits> __stream_type;
typedef typename __stream_type::fmtflags fmtflags;
__stream_type& __stream_;
fmtflags __fmtflags_;
_CharT __fill_;
__save_flags(const __save_flags&);
__save_flags& operator=(const __save_flags&);
public:
_LIBCPP_HIDE_FROM_ABI explicit __save_flags(__stream_type& __stream)
: __stream_(__stream), __fmtflags_(__stream.flags()), __fill_(__stream.fill()) {}
_LIBCPP_HIDE_FROM_ABI ~__save_flags() {
__stream_.flags(__fmtflags_);
__stream_.fill(__fill_);
}
};
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_IOSFWD