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cat -n /usr/include/c++/15/ext/pb_ds/detail/trie_policy/sample_trie_node_update.hpp

     1	// -*- C++ -*-
     2	
     3	// Copyright (C) 2005-2025 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 trie_policy/sample_trie_node_update.hpp
    38	 * Contains a samle node update functor.
    39	 */
    40	
    41	#ifndef PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP
    42	#define PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP
    43	
    44	namespace __gnu_pbds
    45	{
    46	  /// A sample node updator.
    47	  template<typename Node_CItr, typename Node_Itr,
    48		   typename _ATraits, typename _Alloc>
    49	  class sample_trie_node_update
    50	  {
    51	  public:
    52	    typedef std::size_t 		metadata_type;
    53	
    54	  protected:
    55	    /// Default constructor.
    56	    sample_trie_node_update();
    57	
    58	    /// Updates the rank of a node through a node_iterator node_it;
    59	    /// end_nd_it is the end node iterator.
    60	    inline void
    61	    operator()(node_iterator, node_const_iterator) const;
    62	  };
    63	}
    64	#endif // #ifndef PB_DS_SAMPLE_TRIE_NODE_UPDATOR_HPP