1 1.1 mrg // Standard iostream objects -*- C++ -*- 2 1.1 mrg 3 1.12 mrg // Copyright (C) 1997-2022 Free Software Foundation, Inc. 4 1.1 mrg // 5 1.1 mrg // This file is part of the GNU ISO C++ Library. This library is free 6 1.1 mrg // software; you can redistribute it and/or modify it under the 7 1.1 mrg // terms of the GNU General Public License as published by the 8 1.1 mrg // Free Software Foundation; either version 3, or (at your option) 9 1.1 mrg // any later version. 10 1.1 mrg 11 1.1 mrg // This library is distributed in the hope that it will be useful, 12 1.1 mrg // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 1.1 mrg // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 1.1 mrg // GNU General Public License for more details. 15 1.1 mrg 16 1.1 mrg // Under Section 7 of GPL version 3, you are granted additional 17 1.1 mrg // permissions described in the GCC Runtime Library Exception, version 18 1.1 mrg // 3.1, as published by the Free Software Foundation. 19 1.1 mrg 20 1.1 mrg // You should have received a copy of the GNU General Public License and 21 1.1 mrg // a copy of the GCC Runtime Library Exception along with this program; 22 1.1 mrg // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23 1.1 mrg // <http://www.gnu.org/licenses/>. 24 1.1 mrg 25 1.3 mrg /** @file include/iostream 26 1.3 mrg * This is a Standard C++ Library header. 27 1.1 mrg */ 28 1.1 mrg 29 1.1 mrg // 30 1.1 mrg // ISO C++ 14882: 27.3 Standard iostream objects 31 1.1 mrg // 32 1.1 mrg 33 1.1 mrg #ifndef _GLIBCXX_IOSTREAM 34 1.1 mrg #define _GLIBCXX_IOSTREAM 1 35 1.1 mrg 36 1.1 mrg #pragma GCC system_header 37 1.1 mrg 38 1.1 mrg #include <bits/c++config.h> 39 1.1 mrg #include <ostream> 40 1.1 mrg #include <istream> 41 1.1 mrg 42 1.3 mrg namespace std _GLIBCXX_VISIBILITY(default) 43 1.3 mrg { 44 1.3 mrg _GLIBCXX_BEGIN_NAMESPACE_VERSION 45 1.1 mrg 46 1.1 mrg /** 47 1.1 mrg * @name Standard Stream Objects 48 1.1 mrg * 49 1.1 mrg * The <iostream> header declares the eight <em>standard stream 50 1.1 mrg * objects</em>. For other declarations, see 51 1.3 mrg * http://gcc.gnu.org/onlinedocs/libstdc++/manual/io.html 52 1.1 mrg * and the @link iosfwd I/O forward declarations @endlink 53 1.1 mrg * 54 1.1 mrg * They are required by default to cooperate with the global C 55 1.1 mrg * library's @c FILE streams, and to be available during program 56 1.3 mrg * startup and termination. For more information, see the section of the 57 1.3 mrg * manual linked to above. 58 1.1 mrg */ 59 1.11 mrg ///@{ 60 1.3 mrg extern istream cin; /// Linked to standard input 61 1.3 mrg extern ostream cout; /// Linked to standard output 62 1.3 mrg extern ostream cerr; /// Linked to standard error (unbuffered) 63 1.3 mrg extern ostream clog; /// Linked to standard error (buffered) 64 1.1 mrg 65 1.1 mrg #ifdef _GLIBCXX_USE_WCHAR_T 66 1.3 mrg extern wistream wcin; /// Linked to standard input 67 1.3 mrg extern wostream wcout; /// Linked to standard output 68 1.3 mrg extern wostream wcerr; /// Linked to standard error (unbuffered) 69 1.3 mrg extern wostream wclog; /// Linked to standard error (buffered) 70 1.1 mrg #endif 71 1.11 mrg ///@} 72 1.1 mrg 73 1.1 mrg // For construction of filebuffers for cout, cin, cerr, clog et. al. 74 1.1 mrg static ios_base::Init __ioinit; 75 1.1 mrg 76 1.3 mrg _GLIBCXX_END_NAMESPACE_VERSION 77 1.3 mrg } // namespace 78 1.1 mrg 79 1.1 mrg #endif /* _GLIBCXX_IOSTREAM */ 80
Indexes created Mon Oct 26 00:26:21 UTC 2026