1// -*- C++ -*-
2
3// Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the terms
7// of the GNU General Public License as published by the Free Software
8// Foundation; either version 3, or (at your option) any later
9// version.
10
11// This library is distributed in the hope that it will be useful, but
12// WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14// General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23// <http://www.gnu.org/licenses/>.
24
25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
26
27// Permission to use, copy, modify, sell, and distribute this software
28// is hereby granted without fee, provided that the above copyright
29// notice appears in all copies, and that both that copyright notice
30// and this permission notice appear in supporting documentation. None
31// of the above authors, nor IBM Haifa Research Laboratories, make any
32// representation about the suitability of this software for any
33// purpose. It is provided "as is" without express or implied
34// warranty.
35
36/**
37 * @file iterators_fn_imps.hpp
38 * Contains an implementation class for left_child_next_sibling_heap_.
39 */
40
41PB_DS_CLASS_T_DEC
42inline typename PB_DS_CLASS_C_DEC::iterator
43PB_DS_CLASS_C_DEC::
44begin()
45{
46  node_pointer p_nd = m_p_root;
47
48  if (p_nd == 0)
49    return (iterator(0));
50
51  while (p_nd->m_p_l_child != 0)
52    p_nd = p_nd->m_p_l_child;
53
54  return (iterator(p_nd));
55}
56
57PB_DS_CLASS_T_DEC
58inline typename PB_DS_CLASS_C_DEC::const_iterator
59PB_DS_CLASS_C_DEC::
60begin() const
61{
62  node_pointer p_nd = m_p_root;
63
64  if (p_nd == 0)
65    return (const_iterator(0));
66
67  while (p_nd->m_p_l_child != 0)
68    p_nd = p_nd->m_p_l_child;
69
70  return (const_iterator(p_nd));
71}
72
73PB_DS_CLASS_T_DEC
74inline typename PB_DS_CLASS_C_DEC::iterator
75PB_DS_CLASS_C_DEC::
76end()
77{
78  return (iterator(0));
79}
80
81PB_DS_CLASS_T_DEC
82inline typename PB_DS_CLASS_C_DEC::const_iterator
83PB_DS_CLASS_C_DEC::
84end() const
85{
86  return (const_iterator(0));
87}
88
89