// Standard iostream objects -*- C++ -*- // Copyright (C) 1997, 1998, 1999, 2001, 2002 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // As a special exception, you may use this file as part of a free software // library without restriction. Specifically, if other files instantiate // templates or use macros or inline functions from this file, or you compile // this file and link it with other files to produce an executable, this // file does not by itself cause the resulting executable to be covered by // the GNU General Public License. This exception does not however // invalidate any other reasons why the executable file might be covered by // the GNU General Public License. // // ISO C++ 14882: 27.3 Standard iostream objects // /** @file iostream * This is a Standard C++ Library header. You should @c #include this header * in your programs, rather than any of the "st[dl]_*.h" implementation files. */ #ifndef _CPP_IOSTREAM #define _CPP_IOSTREAM 1 #pragma GCC system_header #include #include #include namespace std { /** * @name Standard Stream Objects * * The <iostream> header declares the eight standard stream * objects. For other declarations, see * http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#10 and the * @link s27_2_iosfwd I/O forward declarations @endlink * * They are required by default to cooperate with the global C library's * @c FILE streams, and to be available during program startup and * termination. For more information, see the HOWTO linked to above. */ //@{ extern istream cin; ///< Linked to standard input extern ostream cout; ///< Linked to standard output extern ostream cerr; ///< Linked to standard error (unbuffered) extern ostream clog; ///< Linked to standard error (buffered) #ifdef _GLIBCPP_USE_WCHAR_T extern wistream wcin; ///< Linked to standard input extern wostream wcout; ///< Linked to standard output extern wostream wcerr; ///< Linked to standard error (unbuffered) extern wostream wclog; ///< Linked to standard error (buffered) #endif //@} // For construction of filebuffers for cout, cin, cerr, clog et. al. static ios_base::Init __ioinit; } // namespace std #endif