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- // Standard iostream objects -*- C++ -*-
-
- // Copyright (C) 1997-2020 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 3, 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.
-
- // Under Section 7 of GPL version 3, you are granted additional
- // permissions described in the GCC Runtime Library Exception, version
- // 3.1, as published by the Free Software Foundation.
-
- // You should have received a copy of the GNU General Public License and
- // a copy of the GCC Runtime Library Exception along with this program;
- // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- // <http://www.gnu.org/licenses/>.
-
- /** @file include/iostream
- * This is a Standard C++ Library header.
- */
-
- //
- // ISO C++ 14882: 27.3 Standard iostream objects
- //
-
- #ifndef _GLIBCXX_IOSTREAM
- #define _GLIBCXX_IOSTREAM 1
-
- #pragma GCC system_header
-
- #include <bits/c++config.h>
- #include <ostream>
- #include <istream>
-
- namespace std _GLIBCXX_VISIBILITY(default)
- {
- _GLIBCXX_BEGIN_NAMESPACE_VERSION
-
- /**
- * @name Standard Stream Objects
- *
- * The <iostream> header declares the eight <em>standard stream
- * objects</em>. For other declarations, see
- * http://gcc.gnu.org/onlinedocs/libstdc++/manual/io.html
- * and the @link 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 section of the
- * manual 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 _GLIBCXX_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;
-
- _GLIBCXX_END_NAMESPACE_VERSION
- } // namespace
-
- #endif /* _GLIBCXX_IOSTREAM */
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