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diff --git a/contrib/libstdc++/config/io/basic_file_stdio.h b/contrib/libstdc++/config/io/basic_file_stdio.h
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+// Wrapper of C-language FILE struct -*- C++ -*-
+
+// Copyright (C) 2000, 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: 27.8 File-based streams
+//
+
+/** @file basic_file.h
+ * This is an internal header file, included by other library headers.
+ * You should not attempt to use it directly.
+ */
+
+#ifndef _CPP_BASIC_FILE
+#define _CPP_BASIC_FILE 1
+
+#pragma GCC system_header
+
+#include <bits/c++config.h>
+#include <ios>
+
+namespace std
+{
+ // Generic declaration.
+ template<typename _CharT>
+ class __basic_file;
+
+ // Specialization.
+ template<>
+ class __basic_file<char>
+ {
+ // Underlying data source/sink.
+ __c_file* _M_cfile;
+ // True iff we opened _M_cfile, and thus must close it ourselves.
+ bool _M_cfile_created;
+
+ public:
+ __basic_file(__c_lock* __lock = 0);
+
+ void
+ _M_open_mode(ios_base::openmode __mode, int& __p_mode, int& __rw_mode,
+ char* __c_mode);
+
+ __basic_file*
+ open(const char* __name, ios_base::openmode __mode, int __prot = 0664);
+
+ __basic_file*
+ sys_open(__c_file* __file, ios_base::openmode);
+
+ __basic_file*
+ sys_open(int __fd, ios_base::openmode __mode, bool __del);
+
+ int
+ sys_getc();
+
+ int
+ sys_ungetc(int);
+
+ __basic_file*
+ close();
+
+ bool
+ is_open() const;
+
+ int
+ fd();
+
+ ~__basic_file();
+
+ streamsize
+ xsputn(const char* __s, streamsize __n);
+
+ streamsize
+ xsgetn(char* __s, streamsize __n);
+
+ streamoff
+ seekoff(streamoff __off, ios_base::seekdir __way,
+ ios_base::openmode __mode = ios_base::in | ios_base::out);
+
+ streamoff
+ seekpos(streamoff __pos,
+ ios_base::openmode __mode = ios_base::in | ios_base::out);
+
+ int
+ sync();
+ };
+} // namespace std
+
+#endif // _CPP_BASIC_FILE
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