ceph/src/boost/libs/mpl/include/boost/mpl/bool.hpp

   1
   2 #ifndef BOOST_MPL_BOOL_HPP_INCLUDED
   3 #define BOOST_MPL_BOOL_HPP_INCLUDED
   4
   5 // Copyright Aleksey Gurtovoy 2000-2004
   6 //
   7 // Distributed under the Boost Software License, Version 1.0.
   8 // (See accompanying file LICENSE_1_0.txt or copy at
   9 // http://www.boost.org/LICENSE_1_0.txt)
  10 //
  11 // See http://www.boost.org/libs/mpl for documentation.
  12
  13 // $Id$
  14 // $Date$
  15 // $Revision$
  16
  17 #include <boost/mpl/bool_fwd.hpp>
  18 #include <boost/mpl/integral_c_tag.hpp>
  19 #include <boost/mpl/aux_/config/static_constant.hpp>
  20
  21 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
  22
  23 template< bool C_ > struct bool_
  24 {
  25     BOOST_STATIC_CONSTANT(bool, value = C_);
  26     typedef integral_c_tag tag;
  27     typedef bool_ type;
  28     typedef bool value_type;
  29     BOOST_CONSTEXPR operator bool() const { return this->value; }
  30 };
  31
  32 #if !defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION)
  33 template< bool C_ >
  34 bool const bool_<C_>::value;
  35 #endif
  36
  37 BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
  38
  39 #endif // BOOST_MPL_BOOL_HPP_INCLUDED