1/////////////////////////////////////////////////////////////////////////////
2//
3// (C) Copyright Ion Gaztanaga 2014-2014
4//
5// Distributed under the Boost Software License, Version 1.0.
6// (See accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt)
8//
9// See http://www.boost.org/libs/intrusive for documentation.
10//
11/////////////////////////////////////////////////////////////////////////////
12
13#ifndef BOOST_INTRUSIVE_DETAIL_EQUAL_TO_VALUE_HPP
14#define BOOST_INTRUSIVE_DETAIL_EQUAL_TO_VALUE_HPP
15
16#ifndef BOOST_CONFIG_HPP
17# include <boost/config.hpp>
18#endif
19
20#if defined(BOOST_HAS_PRAGMA_ONCE)
21# pragma once
22#endif
23
24namespace boost {
25namespace intrusive {
26namespace detail {
27
28//This functor compares a stored value
29//and the one passed as an argument
30template<class ConstReference>
31class equal_to_value
32{
33 ConstReference t_;
34
35 public:
36 equal_to_value(ConstReference t)
37 : t_(t)
38 {}
39
40 bool operator()(ConstReference t)const
41 { return t_ == t; }
42};
43
44} //namespace detail{
45} //namespace intrusive{
46} //namespace boost{
47
48#endif //BOOST_INTRUSIVE_DETAIL_EQUAL_TO_VALUE_HPP
49