1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef _LIBCPP___FWD_STREAMBUF_H
10 #define _LIBCPP___FWD_STREAMBUF_H
11 
12 #include <__config>
13 #include <__fwd/string.h>
14 
15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16 #  pragma GCC system_header
17 #endif
18 
19 _LIBCPP_BEGIN_NAMESPACE_STD
20 
21 template <class _CharT, class _Traits = char_traits<_CharT> >
22 class _LIBCPP_TEMPLATE_VIS basic_streambuf;
23 
24 using streambuf = basic_streambuf<char>;
25 
26 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
27 using wstreambuf = basic_streambuf<wchar_t>;
28 #endif
29 
30 template <class _CharT, class _Traits>
31 class _LIBCPP_PREFERRED_NAME(streambuf) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wstreambuf)) basic_streambuf;
32 
33 _LIBCPP_END_NAMESPACE_STD
34 
35 #endif // _LIBCPP___FWD_STREAMBUF_H
36