1*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 2*06c3fb27SDimitry Andric // 3*06c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*06c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*06c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*06c3fb27SDimitry Andric // 7*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 8*06c3fb27SDimitry Andric 9*06c3fb27SDimitry Andric #ifndef _LIBCPP___FWD_ISTREAM_H 10*06c3fb27SDimitry Andric #define _LIBCPP___FWD_ISTREAM_H 11*06c3fb27SDimitry Andric 12*06c3fb27SDimitry Andric #include <__config> 13*06c3fb27SDimitry Andric #include <__fwd/string.h> 14*06c3fb27SDimitry Andric 15*06c3fb27SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16*06c3fb27SDimitry Andric # pragma GCC system_header 17*06c3fb27SDimitry Andric #endif 18*06c3fb27SDimitry Andric 19*06c3fb27SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 20*06c3fb27SDimitry Andric 21*06c3fb27SDimitry Andric template <class _CharT, class _Traits = char_traits<_CharT> > 22*06c3fb27SDimitry Andric class _LIBCPP_TEMPLATE_VIS basic_istream; 23*06c3fb27SDimitry Andric 24*06c3fb27SDimitry Andric template <class _CharT, class _Traits = char_traits<_CharT> > 25*06c3fb27SDimitry Andric class _LIBCPP_TEMPLATE_VIS basic_iostream; 26*06c3fb27SDimitry Andric 27*06c3fb27SDimitry Andric using istream = basic_istream<char>; 28*06c3fb27SDimitry Andric using iostream = basic_iostream<char>; 29*06c3fb27SDimitry Andric 30*06c3fb27SDimitry Andric #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS 31*06c3fb27SDimitry Andric using wistream = basic_istream<wchar_t>; 32*06c3fb27SDimitry Andric using wiostream = basic_iostream<wchar_t>; 33*06c3fb27SDimitry Andric #endif 34*06c3fb27SDimitry Andric 35*06c3fb27SDimitry Andric template <class _CharT, class _Traits> 36*06c3fb27SDimitry Andric class _LIBCPP_PREFERRED_NAME(istream) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wistream)) basic_istream; 37*06c3fb27SDimitry Andric 38*06c3fb27SDimitry Andric template <class _CharT, class _Traits> 39*06c3fb27SDimitry Andric class _LIBCPP_PREFERRED_NAME(iostream) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wiostream)) basic_iostream; 40*06c3fb27SDimitry Andric 41*06c3fb27SDimitry Andric _LIBCPP_END_NAMESPACE_STD 42*06c3fb27SDimitry Andric 43*06c3fb27SDimitry Andric #endif // _LIBCPP___FWD_ISTREAM_H 44