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authorpeter <peter@FreeBSD.org>2008-06-01 00:03:21 +0000
committerpeter <peter@FreeBSD.org>2008-06-01 00:03:21 +0000
commita2be5f0c15218b0177d73b17d9bcb7589965d685 (patch)
treec9f0cd9c22378356a1716d32e13e70bc90f98b9c /libstdc++/include/backward/iterator.h
parent9e0f3cc19c9df1594c9cc36cfd8fddc83c52ad12 (diff)
downloadFreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.zip
FreeBSD-src-a2be5f0c15218b0177d73b17d9bcb7589965d685.tar.gz
Reorganize the gcc vendor import work area. This flattens out a bunch
of unnecessary path components that are relics of cvs2svn. (These are directory moves)
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+// Backward-compat support -*- C++ -*-
+
+// Copyright (C) 2001, 2004 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// 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.
+
+/*
+ *
+ * Copyright (c) 1994
+ * Hewlett-Packard Company
+ *
+ * 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. Hewlett-Packard Company makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ *
+ * Copyright (c) 1996
+ * 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.
+ */
+
+#ifndef _BACKWARD_ITERATOR_H
+#define _BACKWARD_ITERATOR_H 1
+
+#include "backward_warning.h"
+#include "function.h"
+#include <stddef.h>
+#include "iostream.h"
+#include <iterator>
+
+#include <bits/stl_construct.h>
+#include <bits/stl_raw_storage_iter.h>
+
+#include <ext/iterator> // For 3-parameter distance extension
+
+// Names from stl_iterator.h
+using std::input_iterator_tag;
+using std::output_iterator_tag;
+using std::forward_iterator_tag;
+using std::bidirectional_iterator_tag;
+using std::random_access_iterator_tag;
+
+#if 0
+using std::iterator;
+#endif
+
+// The base classes input_iterator, output_iterator, forward_iterator,
+// bidirectional_iterator, and random_access_iterator are not part of
+// the C++ standard. (They have been replaced by struct iterator.)
+// They are included for backward compatibility with the HP STL.
+template<typename _Tp, typename _Distance>
+ struct input_iterator {
+ typedef input_iterator_tag iterator_category;
+ typedef _Tp value_type;
+ typedef _Distance difference_type;
+ typedef _Tp* pointer;
+ typedef _Tp& reference;
+ };
+
+struct output_iterator {
+ typedef output_iterator_tag iterator_category;
+ typedef void value_type;
+ typedef void difference_type;
+ typedef void pointer;
+ typedef void reference;
+};
+
+template<typename _Tp, typename _Distance>
+ struct forward_iterator {
+ typedef forward_iterator_tag iterator_category;
+ typedef _Tp value_type;
+ typedef _Distance difference_type;
+ typedef _Tp* pointer;
+ typedef _Tp& reference;
+ };
+
+template<typename _Tp, typename _Distance>
+ struct bidirectional_iterator {
+ typedef bidirectional_iterator_tag iterator_category;
+ typedef _Tp value_type;
+ typedef _Distance difference_type;
+ typedef _Tp* pointer;
+ typedef _Tp& reference;
+ };
+
+template<typename _Tp, typename _Distance>
+ struct random_access_iterator {
+ typedef random_access_iterator_tag iterator_category;
+ typedef _Tp value_type;
+ typedef _Distance difference_type;
+ typedef _Tp* pointer;
+ typedef _Tp& reference;
+ };
+
+using std::iterator_traits;
+
+template <class _Iter>
+ inline typename iterator_traits<_Iter>::iterator_category
+ iterator_category(const _Iter& __i)
+ { return __iterator_category(__i); }
+
+template <class _Iter>
+ inline typename iterator_traits<_Iter>::difference_type*
+ distance_type(const _Iter&)
+ { return static_cast<typename iterator_traits<_Iter>::difference_type*>(0); }
+
+template<class _Iter>
+ inline typename iterator_traits<_Iter>::value_type*
+ value_type(const _Iter& __i)
+ { return static_cast<typename iterator_traits<_Iter>::value_type*>(0); }
+
+using std::distance;
+using __gnu_cxx::distance; // 3-parameter extension
+using std::advance;
+
+using std::insert_iterator;
+using std::front_insert_iterator;
+using std::back_insert_iterator;
+using std::inserter;
+using std::front_inserter;
+using std::back_inserter;
+
+using std::reverse_iterator;
+
+using std::istream_iterator;
+using std::ostream_iterator;
+
+// Names from stl_construct.h
+template<class _T1, class _T2>
+ inline void
+ construct(_T1* __p, const _T2& __value)
+ { std::_Construct(__p, __value); }
+
+template<class _T1>
+ inline void
+ construct(_T1* __p)
+ { std::_Construct(__p); }
+
+template <class _Tp>
+ inline void
+ destroy(_Tp* __pointer)
+ { std::_Destroy(__pointer); }
+
+template <class _ForwardIterator>
+ inline void
+ destroy(_ForwardIterator __first, _ForwardIterator __last)
+ { std::_Destroy(__first, __last); }
+
+
+// Names from stl_raw_storage_iter.h
+using std::raw_storage_iterator;
+
+#endif /* _BACKWARD_ITERATOR_H */
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