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_FSTREAM_H
10 #define _LIBCPP___FWD_FSTREAM_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_filebuf;
23 template <class _CharT, class _Traits = char_traits<_CharT> >
24 class _LIBCPP_TEMPLATE_VIS basic_ifstream;
25 template <class _CharT, class _Traits = char_traits<_CharT> >
26 class _LIBCPP_TEMPLATE_VIS basic_ofstream;
27 template <class _CharT, class _Traits = char_traits<_CharT> >
28 class _LIBCPP_TEMPLATE_VIS basic_fstream;
29 
30 using filebuf  = basic_filebuf<char>;
31 using ifstream = basic_ifstream<char>;
32 using ofstream = basic_ofstream<char>;
33 using fstream  = basic_fstream<char>;
34 
35 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
36 using wfilebuf  = basic_filebuf<wchar_t>;
37 using wifstream = basic_ifstream<wchar_t>;
38 using wofstream = basic_ofstream<wchar_t>;
39 using wfstream  = basic_fstream<wchar_t>;
40 #endif
41 
42 template <class _CharT, class _Traits>
43 class _LIBCPP_PREFERRED_NAME(filebuf) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wfilebuf)) basic_filebuf;
44 template <class _CharT, class _Traits>
45 class _LIBCPP_PREFERRED_NAME(ifstream) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wifstream)) basic_ifstream;
46 template <class _CharT, class _Traits>
47 class _LIBCPP_PREFERRED_NAME(ofstream) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wofstream)) basic_ofstream;
48 template <class _CharT, class _Traits>
49 class _LIBCPP_PREFERRED_NAME(fstream) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wfstream)) basic_fstream;
50 
51 _LIBCPP_END_NAMESPACE_STD
52 
53 #endif // _LIBCPP___FWD_FSTREAM_H
54