std_iostream.h revision 132720
1174604Sscottl// Standard iostream objects -*- C++ -*- 2174604Sscottl 3174604Sscottl// Copyright (C) 1997, 1998, 1999, 2001, 2002 Free Software Foundation, Inc. 4174604Sscottl// 5174604Sscottl// This file is part of the GNU ISO C++ Library. This library is free 6174604Sscottl// software; you can redistribute it and/or modify it under the 7174604Sscottl// terms of the GNU General Public License as published by the 8174604Sscottl// Free Software Foundation; either version 2, or (at your option) 9174604Sscottl// any later version. 10174604Sscottl 11174604Sscottl// This library is distributed in the hope that it will be useful, 12174604Sscottl// but WITHOUT ANY WARRANTY; without even the implied warranty of 13174604Sscottl// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14174604Sscottl// GNU General Public License for more details. 15174604Sscottl 16174604Sscottl// You should have received a copy of the GNU General Public License along 17174604Sscottl// with this library; see the file COPYING. If not, write to the Free 18174604Sscottl// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 19174604Sscottl// USA. 20174604Sscottl 21174604Sscottl// As a special exception, you may use this file as part of a free software 22174604Sscottl// library without restriction. Specifically, if other files instantiate 23174604Sscottl// templates or use macros or inline functions from this file, or you compile 24174604Sscottl// this file and link it with other files to produce an executable, this 25174604Sscottl// file does not by itself cause the resulting executable to be covered by 26174604Sscottl// the GNU General Public License. This exception does not however 27174604Sscottl// invalidate any other reasons why the executable file might be covered by 28174604Sscottl// the GNU General Public License. 29176018Sscottl 30174604Sscottl// 31174604Sscottl// ISO C++ 14882: 27.3 Standard iostream objects 32174604Sscottl// 33174604Sscottl 34174604Sscottl/** @file iostream 35174604Sscottl * This is a Standard C++ Library header. You should @c #include this header 36174604Sscottl * in your programs, rather than any of the "st[dl]_*.h" implementation files. 37199043Smav */ 38199043Smav 39199043Smav#ifndef _GLIBCXX_IOSTREAM 40174604Sscottl#define _GLIBCXX_IOSTREAM 1 41174604Sscottl 42174604Sscottl#pragma GCC system_header 43174604Sscottl 44174604Sscottl#include <bits/c++config.h> 45174604Sscottl#include <ostream> 46174604Sscottl#include <istream> 47199043Smav 48199043Smavnamespace std 49199043Smav{ 50174604Sscottl /** 51174604Sscottl * @name Standard Stream Objects 52174604Sscottl * 53174604Sscottl * The <iostream> header declares the eight <em>standard stream 54174604Sscottl * objects</em>. For other declarations, see 55174604Sscottl * http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#10 and the 56174604Sscottl * @link s27_2_iosfwd I/O forward declarations @endlink 57174604Sscottl * 58174604Sscottl * They are required by default to cooperate with the global C library's 59174604Sscottl * @c FILE streams, and to be available during program startup and 60174604Sscottl * termination. For more information, see the HOWTO linked to above. 61174604Sscottl */ 62174604Sscottl //@{ 63174604Sscottl extern istream cin; ///< Linked to standard input 64174604Sscottl extern ostream cout; ///< Linked to standard output 65174604Sscottl extern ostream cerr; ///< Linked to standard error (unbuffered) 66174604Sscottl extern ostream clog; ///< Linked to standard error (buffered) 67174604Sscottl 68174604Sscottl#ifdef _GLIBCXX_USE_WCHAR_T 69174604Sscottl extern wistream wcin; ///< Linked to standard input 70174604Sscottl extern wostream wcout; ///< Linked to standard output 71174604Sscottl extern wostream wcerr; ///< Linked to standard error (unbuffered) 72174604Sscottl extern wostream wclog; ///< Linked to standard error (buffered) 73174604Sscottl#endif 74174604Sscottl //@} 75174604Sscottl 76174604Sscottl // For construction of filebuffers for cout, cin, cerr, clog et. al. 77174604Sscottl static ios_base::Init __ioinit; 78174604Sscottl} // namespace std 79174604Sscottl 80174604Sscottl#endif /* _GLIBCXX_IOSTREAM */ 81174604Sscottl