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The C and C++ Include Header Files

/usr/include/c++/11/ext/pb_ds/detail/rb_tree_map_/node.hpp


$ cat -n /usr/include/c++/11/ext/pb_ds/detail/rb_tree_map_/node.hpp

     1	// -*- C++ -*-
     2	
     3	// Copyright (C) 2005-2021 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 rb_tree_map_/node.hpp
    38	 * Contains an implementation for rb_tree_.
    39	 */
    40	
    41	#ifndef PB_DS_RB_TREE_NODE_HPP
    42	#define PB_DS_RB_TREE_NODE_HPP
    43	
    44	#include <ext/pb_ds/detail/branch_policy/null_node_metadata.hpp>
    45	
    46	namespace __gnu_pbds
    47	{
    48	  namespace detail
    49	  {
    50	    /// Node for Red-Black trees.
    51	    template<typename Value_Type, class Metadata, typename _Alloc>
    52	    struct rb_tree_node_
    53	    {
    54	    public:
    55	      typedef Value_Type 		value_type;
    56	      typedef Metadata 			metadata_type;
    57	
    58	      typedef typename rebind_traits<_Alloc, rb_tree_node_>::pointer
    59		node_pointer;
    60	
    61	      typedef typename rebind_traits<_Alloc, metadata_type>::reference
    62		metadata_reference;
    63	
    64	      typedef typename rebind_traits<_Alloc, metadata_type>::const_reference
    65		metadata_const_reference;
    66	
    67	      bool
    68	      special() const
    69	      { return m_red; }
    70	
    71	      metadata_const_reference
    72	      get_metadata() const
    73	      { return m_metadata; }
    74	
    75	      metadata_reference
    76	      get_metadata()
    77	      { return m_metadata; }
    78	
    79	#ifdef PB_DS_BIN_SEARCH_TREE_TRACE_
    80	      void
    81	      trace() const
    82	      {
    83		std::cout << PB_DS_V2F(m_value) <<(m_red? " <r> " : " <b> ") 
    84			  << "(" << m_metadata << ")";
    85	      }
    86	#endif
    87	
    88	      node_pointer 	m_p_left;
    89	      node_pointer 	m_p_right;
    90	      node_pointer 	m_p_parent;
    91	      value_type 	m_value;
    92	      bool 		m_red;
    93	      metadata_type 	m_metadata;
    94	    };
    95	
    96	    template<typename Value_Type, typename _Alloc>
    97	    struct rb_tree_node_<Value_Type, null_type, _Alloc>
    98	    {
    99	    public:
   100	      typedef Value_Type 		value_type;
   101	      typedef null_type 	metadata_type;
   102	
   103	      typedef typename rebind_traits<_Alloc, rb_tree_node_>::pointer
   104		node_pointer;
   105	
   106	      bool
   107	      special() const
   108	      { return m_red; }
   109	
   110	#ifdef PB_DS_BIN_SEARCH_TREE_TRACE_
   111	      void
   112	      trace() const
   113	      { std::cout << PB_DS_V2F(m_value) <<(m_red? " <r> " : " <b> "); }
   114	#endif 
   115	
   116	      node_pointer 	m_p_left;
   117	      node_pointer 	m_p_right;
   118	      node_pointer 	m_p_parent;
   119	      value_type 	m_value;
   120	      bool 		m_red;
   121	    };
   122	  } // namespace detail
   123	} // namespace __gnu_pbds
   124	
   125	#endif