not.hpp

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#ifndef BOOST_MPL_NOT_HPP_INCLUDED
#define BOOST_MPL_NOT_HPP_INCLUDED
 
// Copyright Aleksey Gurtovoy 2000-2004
//
// Distributed under the Boost Software License, Version 1.0. 
// (See accompanying file LICENSE_1_0.txt or copy at 
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/mpl for documentation.
 
// $Id: not.hpp 13472 2017-08-22 07:53:44Z richean $
// $Date: 2017-08-22 09:53:44 +0200 (Di, 22 Aug 2017) $
// $Revision: 13472 $
 
#include <boost/mpl/bool.hpp>
#include <boost/mpl/aux_/nttp_decl.hpp>
#include <boost/mpl/aux_/nested_type_wknd.hpp>
#include <boost/mpl/aux_/na_spec.hpp>
#include <boost/mpl/aux_/lambda_support.hpp>
 
namespace boost { namespace mpl {
 
namespace aux {
 
template< BOOST_MPL_AUX_NTTP_DECL(long, C_) > // 'long' is intentional here
struct not_impl
    : bool_<!C_>
{
};
 
} // namespace aux
 
 
template<
      typename BOOST_MPL_AUX_NA_PARAM(T)
    >
struct not_
    : aux::not_impl<
          BOOST_MPL_AUX_NESTED_TYPE_WKND(T)::value
        >
{
    BOOST_MPL_AUX_LAMBDA_SUPPORT(1,not_,(T))
};
 
BOOST_MPL_AUX_NA_SPEC(1,not_)
 
}}
 
#endif // BOOST_MPL_NOT_HPP_INCLUDED