| // 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 */ |