1169691Skan// -*- C++ -*- 2169691Skan 3169691Skan// Copyright (C) 2005, 2006 Free Software Foundation, Inc. 4169691Skan// 5169691Skan// This file is part of the GNU ISO C++ Library. This library is free 6169691Skan// software; you can redistribute it and/or modify it under the terms 7169691Skan// of the GNU General Public License as published by the Free Software 8169691Skan// Foundation; either version 2, or (at your option) any later 9169691Skan// version. 10169691Skan 11169691Skan// This library is distributed in the hope that it will be useful, but 12169691Skan// WITHOUT ANY WARRANTY; without even the implied warranty of 13169691Skan// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14169691Skan// General Public License for more details. 15169691Skan 16169691Skan// You should have received a copy of the GNU General Public License 17169691Skan// along with this library; see the file COPYING. If not, write to 18169691Skan// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19169691Skan// MA 02111-1307, USA. 20169691Skan 21169691Skan// As a special exception, you may use this file as part of a free 22169691Skan// software library without restriction. Specifically, if other files 23169691Skan// instantiate templates or use macros or inline functions from this 24169691Skan// file, or you compile this file and link it with other files to 25169691Skan// produce an executable, this file does not by itself cause the 26169691Skan// resulting executable to be covered by the GNU General Public 27169691Skan// License. This exception does not however invalidate any other 28169691Skan// reasons why the executable file might be covered by the GNU General 29169691Skan// Public License. 30169691Skan 31169691Skan// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32169691Skan 33169691Skan// Permission to use, copy, modify, sell, and distribute this software 34169691Skan// is hereby granted without fee, provided that the above copyright 35169691Skan// notice appears in all copies, and that both that copyright notice 36169691Skan// and this permission notice appear in supporting documentation. None 37169691Skan// of the above authors, nor IBM Haifa Research Laboratories, make any 38169691Skan// representation about the suitability of this software for any 39169691Skan// purpose. It is provided "as is" without express or implied 40169691Skan// warranty. 41169691Skan 42169691Skan/** 43169691Skan * @file entry_cmp.hpp 44169691Skan * Contains an implementation class for a binary_heap. 45169691Skan */ 46169691Skan 47169691Skan#ifndef PB_DS_BINARY_HEAP_ENTRY_CMP_HPP 48169691Skan#define PB_DS_BINARY_HEAP_ENTRY_CMP_HPP 49169691Skan 50169691Skannamespace pb_ds 51169691Skan{ 52169691Skan namespace detail 53169691Skan { 54169691Skan 55169691Skan template<typename Value_Type, 56169691Skan class Cmp_Fn, 57169691Skan bool No_Throw, 58169691Skan class Allocator> 59169691Skan struct entry_cmp 60169691Skan { 61169691Skan typedef Cmp_Fn type; 62169691Skan }; 63169691Skan 64169691Skan template<typename Value_Type, class Cmp_Fn, class Allocator> 65169691Skan struct entry_cmp< 66169691Skan Value_Type, 67169691Skan Cmp_Fn, 68169691Skan false, 69169691Skan Allocator> 70169691Skan { 71169691Skan public: 72169691Skan typedef 73169691Skan typename Allocator::template rebind< 74169691Skan Value_Type>::other::const_pointer 75169691Skan entry; 76169691Skan 77169691Skan struct type : public Cmp_Fn 78169691Skan { 79169691Skan public: 80169691Skan inline 81169691Skan type() 82169691Skan { } 83169691Skan 84169691Skan inline 85169691Skan type(const Cmp_Fn& other) : Cmp_Fn(other) 86169691Skan { } 87169691Skan 88169691Skan inline bool 89169691Skan operator()(entry p_lhs, entry p_rhs) const 90169691Skan { 91169691Skan return Cmp_Fn::operator()(*p_lhs, * p_rhs); 92169691Skan } 93169691Skan }; 94169691Skan }; 95169691Skan 96169691Skan } // namespace detail 97169691Skan} // namespace pb_ds 98169691Skan 99169691Skan#endif // #ifndef PB_DS_BINARY_HEAP_ENTRY_CMP_HPP 100