1 2 #ifndef BOOST_MPL_NOT_HPP_INCLUDED 3 #define BOOST_MPL_NOT_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: not.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ 14 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $ 15 // $Revision: 49267 $ 16 17 #include <boost/mpl/bool.hpp> 18 #include <boost/mpl/aux_/nttp_decl.hpp> 19 #include <boost/mpl/aux_/nested_type_wknd.hpp> 20 #include <boost/mpl/aux_/na_spec.hpp> 21 #include <boost/mpl/aux_/lambda_support.hpp> 22 23 namespace boost { namespace mpl { 24 25 namespace aux { 26 27 template< BOOST_MPL_AUX_NTTP_DECL(long, C_) > // 'long' is intentional here 28 struct not_impl 29 : bool_<!C_> 30 { 31 }; 32 33 } // namespace aux 34 35 36 template< 37 typename BOOST_MPL_AUX_NA_PARAM(T) 38 > 39 struct not_ 40 : aux::not_impl< 41 BOOST_MPL_AUX_NESTED_TYPE_WKND(T)::value 42 > 43 { 44 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,not_,(T)) 45 }; 46 47 BOOST_MPL_AUX_NA_SPEC(1,not_) 48 49 }} 50 51 #endif // BOOST_MPL_NOT_HPP_INCLUDED 52