mingw/lib/gcc/mingw32/4.3.3/include/c++/ext/pb_ds/detail/left_child_next_sibling_heap_/node.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006 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 2, 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 // You should have received a copy of the GNU General Public License
  17 // along with this library; see the file COPYING.  If not, write to
  18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
  19 // MA 02111-1307, USA.
  20
  21 // As a special exception, you may use this file as part of a free
  22 // software library without restriction.  Specifically, if other files
  23 // instantiate templates or use macros or inline functions from this
  24 // file, or you compile this file and link it with other files to
  25 // produce an executable, this file does not by itself cause the
  26 // resulting executable to be covered by the GNU General Public
  27 // License.  This exception does not however invalidate any other
  28 // reasons why the executable file might be covered by the GNU General
  29 // Public License.
  30
  31 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  32
  33 // Permission to use, copy, modify, sell, and distribute this software
  34 // is hereby granted without fee, provided that the above copyright
  35 // notice appears in all copies, and that both that copyright notice
  36 // and this permission notice appear in supporting documentation. None
  37 // of the above authors, nor IBM Haifa Research Laboratories, make any
  38 // representation about the suitability of this software for any
  39 // purpose. It is provided "as is" without express or implied
  40 // warranty.
  41
  42 /**
  43  * @file node.hpp
  44  * Contains an implementation struct for this type of heap's node.
  45  */
  46
  47 #ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP
  48 #define PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP
  49
  50 #include <ext/pb_ds/detail/left_child_next_sibling_heap_/null_metadata.hpp>
  51
  52 namespace __gnu_pbds
  53 {
  54   namespace detail
  55   {
  56
  57     template<typename Value_Type, typename Metadata_Type, class Allocator>
  58     struct left_child_next_sibling_heap_node_
  59     {
  60     private:
  61       typedef
  62       left_child_next_sibling_heap_node_<
  63       Value_Type,
  64       Metadata_Type,
  65       Allocator>
  66       this_type;
  67
  68     public:
  69       typedef typename Allocator::size_type size_type;
  70
  71       typedef
  72       typename Allocator::template rebind<
  73         this_type>::other::pointer
  74       node_pointer;
  75
  76       typedef Value_Type value_type;
  77
  78       typedef Metadata_Type metadata_type;
  79
  80     public:
  81       value_type m_value;
  82
  83       metadata_type m_metadata;
  84
  85       node_pointer m_p_l_child;
  86
  87       node_pointer m_p_next_sibling;
  88
  89       node_pointer m_p_prev_or_parent;
  90     };
  91
  92     template<typename Value_Type, class Allocator>
  93     struct left_child_next_sibling_heap_node_<
  94       Value_Type,
  95       null_left_child_next_sibling_heap_node_metadata,
  96       Allocator>
  97     {
  98     private:
  99       typedef
 100       left_child_next_sibling_heap_node_<
 101       Value_Type,
 102       null_left_child_next_sibling_heap_node_metadata,
 103       Allocator>
 104       this_type;
 105
 106     public:
 107       typedef typename Allocator::size_type size_type;
 108
 109       typedef
 110       typename Allocator::template rebind<
 111         this_type>::other::pointer
 112       node_pointer;
 113
 114       typedef Value_Type value_type;
 115
 116     public:
 117       value_type m_value;
 118
 119       node_pointer m_p_l_child;
 120
 121       node_pointer m_p_next_sibling;
 122
 123       node_pointer m_p_prev_or_parent;
 124     };
 125
 126   } // namespace detail
 127 } // namespace __gnu_pbds
 128
 129 #endif // #ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP