// 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) // // Preprocessed version of "boost/mpl/minus.hpp" header // -- DO NOT modify by hand! namespace boost { namespace mpl { template< typename Tag1 , typename Tag2 > struct minus_impl : if_c< ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1) > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2) ) , aux::cast2nd_impl< minus_impl< Tag1,Tag1 >,Tag1, Tag2 > , aux::cast1st_impl< minus_impl< Tag2,Tag2 >,Tag1, Tag2 > >::type { }; /// for Digital Mars C++/compilers with no CTPS/TTP support template<> struct minus_impl< na,na > { template< typename U1, typename U2 > struct apply { typedef apply type; BOOST_STATIC_CONSTANT(int, value = 0); }; }; template<> struct minus_impl< na,integral_c_tag > { template< typename U1, typename U2 > struct apply { typedef apply type; BOOST_STATIC_CONSTANT(int, value = 0); }; }; template<> struct minus_impl< integral_c_tag,na > { template< typename U1, typename U2 > struct apply { typedef apply type; BOOST_STATIC_CONSTANT(int, value = 0); }; }; template< typename T > struct minus_tag { typedef typename T::tag type; }; /// forward declaration template< typename BOOST_MPL_AUX_NA_PARAM(N1) , typename BOOST_MPL_AUX_NA_PARAM(N2) > struct minus2; template< typename BOOST_MPL_AUX_NA_PARAM(N1) , typename BOOST_MPL_AUX_NA_PARAM(N2) , typename N3 = na, typename N4 = na, typename N5 = na > struct minus : if_< is_na<N3> , minus2< N1,N2 > , minus< minus2< N1,N2 > , N3, N4, N5 > >::type { BOOST_MPL_AUX_LAMBDA_SUPPORT( 5 , minus , ( N1, N2, N3, N4, N5 ) ) }; template< typename N1 , typename N2 > struct minus2 : minus_impl< typename minus_tag<N1>::type , typename minus_tag<N2>::type >::template apply< N1,N2 >::type { BOOST_MPL_AUX_LAMBDA_SUPPORT(2, minus2, (N1, N2)) }; BOOST_MPL_AUX_NA_SPEC2(2, 5, minus) }} namespace boost { namespace mpl { template<> struct minus_impl< integral_c_tag,integral_c_tag > { template< typename N1, typename N2 > struct apply : integral_c< typename aux::largest_int< typename N1::value_type , typename N2::value_type >::type , ( BOOST_MPL_AUX_VALUE_WKND(N1)::value - BOOST_MPL_AUX_VALUE_WKND(N2)::value ) > { }; }; }}