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The C and C++ Include Header Files

/usr/include/c++/13/ext/pb_ds/detail/binary_heap_/const_iterator.hpp

$ cat -n /usr/include/c++/13/ext/pb_ds/detail/binary_heap_/const_iterator.hpp

     1	// -*- C++ -*-
     2	
     3	// Copyright (C) 2005-2023 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 binary_heap_/const_iterator.hpp
    38	 * Contains an iterator class returned by the table's const find and insert
    39	 *     methods.
    40	 */
    41	
    42	#ifndef PB_DS_BINARY_HEAP_CONST_ITERATOR_HPP
    43	#define PB_DS_BINARY_HEAP_CONST_ITERATOR_HPP
    44	
    45	#include <ext/pb_ds/detail/binary_heap_/point_const_iterator.hpp>
    46	#include <debug/debug.h>
    47	
    48	namespace __gnu_pbds
    49	{
    50	  namespace detail
    51	  {
    52	#define PB_DS_BIN_HEAP_CIT_BASE \
    53	    binary_heap_point_const_iterator_<Value_Type, Entry, Simple, _Alloc>
    54	
    55	    /// Const point-type iterator.
    56	    template<typename Value_Type,
    57		     typename Entry,
    58		     bool Simple,
    59		     typename _Alloc>
    60	    class binary_heap_const_iterator_ : public PB_DS_BIN_HEAP_CIT_BASE
    61	    {
    62	    private:
    63	      typedef PB_DS_BIN_HEAP_CIT_BASE 		       	base_type;
    64	      typedef typename base_type::entry_pointer 	entry_pointer;
    65	
    66	    public:
    67	      /// Category.
    68	      typedef std::forward_iterator_tag 		iterator_category;
    69	
    70	      /// Difference type.
    71	      typedef typename _Alloc::difference_type 		difference_type;
    72	
    73	      /// Iterator's value type.
    74	      typedef typename base_type::value_type 		value_type;
    75	
    76	      /// Iterator's pointer type.
    77	      typedef typename base_type::pointer 		pointer;
    78	
    79	      /// Iterator's const pointer type.
    80	      typedef typename base_type::const_pointer 	const_pointer;
    81	
    82	      /// Iterator's reference type.
    83	      typedef typename base_type::reference 		reference;
    84	
    85	      /// Iterator's const reference type.
    86	      typedef typename base_type::const_reference 	const_reference;
    87	
    88	      inline
    89	      binary_heap_const_iterator_(entry_pointer p_e) : base_type(p_e)
    90	      { }
    91	
    92	      /// Default constructor.
    93	      inline
    94	      binary_heap_const_iterator_()
    95	      { }
    96	
    97	      /// Copy constructor.
    98	      inline
    99	      binary_heap_const_iterator_(const binary_heap_const_iterator_& other) 
   100	      : base_type(other)
   101	      { }
   102	
   103	      /// Compares content to a different iterator object.
   104	      inline bool
   105	      operator==(const binary_heap_const_iterator_& other) const
   106	      { return base_type::m_p_e == other.m_p_e; }
   107	
   108	      /// Compares content (negatively) to a different iterator object.
   109	      inline bool
   110	      operator!=(const binary_heap_const_iterator_& other) const
   111	      { return base_type::m_p_e != other.m_p_e; }
   112	
   113	      inline binary_heap_const_iterator_& 
   114	      operator++()
   115	      {
   116		_GLIBCXX_DEBUG_ASSERT(base_type::m_p_e != 0);
   117		inc();
   118		return *this;
   119	      }
   120	
   121	      inline binary_heap_const_iterator_
   122	      operator++(int)
   123	      {
   124		binary_heap_const_iterator_ ret_it(base_type::m_p_e);
   125		operator++();
   126		return ret_it;
   127	      }
   128	
   129	    private:
   130	      void
   131	      inc()
   132	      { ++base_type::m_p_e; }
   133	    };
   134	
   135	#undef PB_DS_BIN_HEAP_CIT_BASE
   136	  } // namespace detail
   137	} // namespace __gnu_pbds
   138	
   139	#endif
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