ceph/src/boost/boost/intrusive/detail/value_functors.hpp

   1 #ifndef BOOST_INTRUSIVE_DETAIL_VALUE_FUNCTORS_HPP
   2 #define BOOST_INTRUSIVE_DETAIL_VALUE_FUNCTORS_HPP
   3 ///////////////////////////////////////////////////////////////////////////////
   4 //
   5 // (C) Copyright Ion Gaztanaga 2017-2021. Distributed under the Boost
   6 // Software License, Version 1.0. (See accompanying file
   7 // LICENSE_1_0.txt or copy at 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_CONFIG_HPP
  14 #  include <boost/config.hpp>
  15 #endif
  16
  17 #if defined(BOOST_HAS_PRAGMA_ONCE)
  18 #  pragma once
  19 #endif
  20
  21 namespace boost {
  22 namespace intrusive {
  23
  24 //Functors for member algorithm defaults
  25 template<class ValueType>
  26 struct value_less
  27 {
  28    bool operator()(const ValueType &a, const ValueType &b) const
  29       {  return a < b;  }
  30 };
  31
  32 template<class ValueType>
  33 struct value_equal
  34 {
  35    bool operator()(const ValueType &a, const ValueType &b) const
  36       {  return a == b;  }
  37 };
  38
  39 }  //namespace intrusive {
  40 }  //namespace boost {
  41
  42 #endif   //BOOST_INTRUSIVE_DETAIL_VALUE_FUNCTORS_HPP