|  | // -*- C++ -*- | 
|  | //===--------------------------- iostream ---------------------------------===// | 
|  | // | 
|  | //                     The LLVM Compiler Infrastructure | 
|  | // | 
|  | // This file is dual licensed under the MIT and the University of Illinois Open | 
|  | // Source Licenses. See LICENSE.TXT for details. | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  |  | 
|  | #ifndef _LIBCPP_IOSTREAM | 
|  | #define _LIBCPP_IOSTREAM | 
|  |  | 
|  | /* | 
|  | iostream synopsis | 
|  |  | 
|  | #include <ios> | 
|  | #include <streambuf> | 
|  | #include <istream> | 
|  | #include <ostream> | 
|  |  | 
|  | namespace std { | 
|  |  | 
|  | extern istream cin; | 
|  | extern ostream cout; | 
|  | extern ostream cerr; | 
|  | extern ostream clog; | 
|  | extern wistream wcin; | 
|  | extern wostream wcout; | 
|  | extern wostream wcerr; | 
|  | extern wostream wclog; | 
|  |  | 
|  | }  // std | 
|  |  | 
|  | */ | 
|  |  | 
|  | #include <__config> | 
|  | #include <ios> | 
|  | #include <streambuf> | 
|  | #include <istream> | 
|  | #include <ostream> | 
|  |  | 
|  | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | 
|  | #pragma GCC system_header | 
|  | #endif | 
|  |  | 
|  | _LIBCPP_BEGIN_NAMESPACE_STD | 
|  |  | 
|  | #ifndef _LIBCPP_HAS_NO_STDIN | 
|  | extern _LIBCPP_FUNC_VIS istream cin; | 
|  | extern _LIBCPP_FUNC_VIS wistream wcin; | 
|  | #endif | 
|  | #ifndef _LIBCPP_HAS_NO_STDOUT | 
|  | extern _LIBCPP_FUNC_VIS ostream cout; | 
|  | extern _LIBCPP_FUNC_VIS wostream wcout; | 
|  | #endif | 
|  | extern _LIBCPP_FUNC_VIS ostream cerr; | 
|  | extern _LIBCPP_FUNC_VIS wostream wcerr; | 
|  | extern _LIBCPP_FUNC_VIS ostream clog; | 
|  | extern _LIBCPP_FUNC_VIS wostream wclog; | 
|  |  | 
|  | _LIBCPP_END_NAMESPACE_STD | 
|  |  | 
|  | #endif  // _LIBCPP_IOSTREAM |