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+// Backward-compat support -*- C++ -*-
+
+// Copyright (C) 2001, 2002, 2004, 2005, 2009, 2010, 2011
+// 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/>.
+
+/*
+ * Copyright (c) 1998
+ * Silicon Graphics Computer Systems, Inc.
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation. Silicon Graphics makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ */
+
+// WARNING: The classes defined in this header are DEPRECATED. This
+// header is defined in section D.7.1 of the C++ standard, and it
+// MAY BE REMOVED in a future standard revision. One should use the
+// header <sstream> instead.
+
+/** @file backward/strstream
+ * This is an internal header file, included by other library headers.
+ * Do not attempt to use it directly. @headername{sstream}
+ */
+
+#ifndef _BACKWARD_STRSTREAM
+#define _BACKWARD_STRSTREAM
+
+#include "backward_warning.h"
+#include <iosfwd>
+#include <ios>
+#include <istream>
+#include <ostream>
+#include <string>
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+ // Class strstreambuf, a streambuf class that manages an array of char.
+ // Note that this class is not a template.
+ class strstreambuf : public basic_streambuf<char, char_traits<char> >
+ {
+ public:
+ // Types.
+ typedef char_traits<char> _Traits;
+ typedef basic_streambuf<char, _Traits> _Base;
+
+ public:
+ // Constructor, destructor
+ explicit strstreambuf(streamsize __initial_capacity = 0);
+ strstreambuf(void* (*__alloc)(size_t), void (*__free)(void*));
+
+ strstreambuf(char* __get, streamsize __n, char* __put = 0) throw ();
+ strstreambuf(signed char* __get, streamsize __n, signed char* __put = 0) throw ();
+ strstreambuf(unsigned char* __get, streamsize __n, unsigned char* __put=0) throw ();
+
+ strstreambuf(const char* __get, streamsize __n) throw ();
+ strstreambuf(const signed char* __get, streamsize __n) throw ();
+ strstreambuf(const unsigned char* __get, streamsize __n) throw ();
+
+ virtual ~strstreambuf();
+
+ public:
+ void freeze(bool = true) throw ();
+ char* str() throw ();
+ _GLIBCXX_PURE int pcount() const throw ();
+
+ protected:
+ virtual int_type overflow(int_type __c = _Traits::eof());
+ virtual int_type pbackfail(int_type __c = _Traits::eof());
+ virtual int_type underflow();
+ virtual _Base* setbuf(char* __buf, streamsize __n);
+ virtual pos_type seekoff(off_type __off, ios_base::seekdir __dir,
+ ios_base::openmode __mode
+ = ios_base::in | ios_base::out);
+ virtual pos_type seekpos(pos_type __pos, ios_base::openmode __mode
+ = ios_base::in | ios_base::out);
+
+ private:
+ strstreambuf&
+ operator=(const strstreambuf&);
+
+ strstreambuf(const strstreambuf&);
+
+ // Dynamic allocation, possibly using _M_alloc_fun and _M_free_fun.
+ char* _M_alloc(size_t);
+ void _M_free(char*);
+
+ // Helper function used in constructors.
+ void _M_setup(char* __get, char* __put, streamsize __n) throw ();
+
+ private:
+ // Data members.
+ void* (*_M_alloc_fun)(size_t);
+ void (*_M_free_fun)(void*);
+
+ bool _M_dynamic : 1;
+ bool _M_frozen : 1;
+ bool _M_constant : 1;
+ };
+
+ // Class istrstream, an istream that manages a strstreambuf.
+ class istrstream : public basic_istream<char>
+ {
+ public:
+ explicit istrstream(char*);
+ explicit istrstream(const char*);
+ istrstream(char* , streamsize);
+ istrstream(const char*, streamsize);
+ virtual ~istrstream();
+
+ _GLIBCXX_CONST strstreambuf* rdbuf() const throw ();
+ char* str() throw ();
+
+ private:
+ strstreambuf _M_buf;
+ };
+
+ // Class ostrstream
+ class ostrstream : public basic_ostream<char>
+ {
+ public:
+ ostrstream();
+ ostrstream(char*, int, ios_base::openmode = ios_base::out);
+ virtual ~ostrstream();
+
+ _GLIBCXX_CONST strstreambuf* rdbuf() const throw ();
+ void freeze(bool = true) throw();
+ char* str() throw ();
+ _GLIBCXX_PURE int pcount() const throw ();
+
+ private:
+ strstreambuf _M_buf;
+ };
+
+ // Class strstream
+ class strstream : public basic_iostream<char>
+ {
+ public:
+ typedef char char_type;
+ typedef char_traits<char>::int_type int_type;
+ typedef char_traits<char>::pos_type pos_type;
+ typedef char_traits<char>::off_type off_type;
+
+ strstream();
+ strstream(char*, int, ios_base::openmode = ios_base::in | ios_base::out);
+ virtual ~strstream();
+
+ _GLIBCXX_CONST strstreambuf* rdbuf() const throw ();
+ void freeze(bool = true) throw ();
+ _GLIBCXX_PURE int pcount() const throw ();
+ char* str() throw ();
+
+ private:
+ strstreambuf _M_buf;
+ };
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
+
+#endif