PageRenderTime 44ms CodeModel.GetById 35ms app.highlight 5ms RepoModel.GetById 2ms app.codeStats 0ms

/Src/Dependencies/Boost/boost/mpl/aux_/preprocessed/no_ctps/minus.hpp

http://hadesmem.googlecode.com/
C++ Header | 133 lines | 101 code | 22 blank | 10 comment | 0 complexity | 699c40faa31adcf14e4d48aff9b71f03 MD5 | raw file
  1
  2// Copyright Aleksey Gurtovoy 2000-2004
  3//
  4// Distributed under the Boost Software License, Version 1.0. 
  5// (See accompanying file LICENSE_1_0.txt or copy at 
  6// http://www.boost.org/LICENSE_1_0.txt)
  7//
  8
  9// Preprocessed version of "boost/mpl/minus.hpp" header
 10// -- DO NOT modify by hand!
 11
 12namespace boost { namespace mpl {
 13
 14template<
 15      typename Tag1
 16    , typename Tag2
 17    >
 18struct minus_impl
 19    : if_c<
 20          ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1)
 21              > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2)
 22            )
 23
 24        , aux::cast2nd_impl< minus_impl< Tag1,Tag1 >,Tag1, Tag2 >
 25        , aux::cast1st_impl< minus_impl< Tag2,Tag2 >,Tag1, Tag2 >
 26        >::type
 27{
 28};
 29
 30/// for Digital Mars C++/compilers with no CTPS/TTP support
 31template<> struct minus_impl< na,na >
 32{
 33    template< typename U1, typename U2 > struct apply
 34    {
 35        typedef apply type;
 36        BOOST_STATIC_CONSTANT(int, value  = 0);
 37    };
 38};
 39
 40template<> struct minus_impl< na,integral_c_tag >
 41{
 42    template< typename U1, typename U2 > struct apply
 43    {
 44        typedef apply type;
 45        BOOST_STATIC_CONSTANT(int, value  = 0);
 46    };
 47};
 48
 49template<> struct minus_impl< integral_c_tag,na >
 50{
 51    template< typename U1, typename U2 > struct apply
 52    {
 53        typedef apply type;
 54        BOOST_STATIC_CONSTANT(int, value  = 0);
 55    };
 56};
 57
 58template< typename T > struct minus_tag
 59{
 60    typedef typename T::tag type;
 61};
 62
 63/// forward declaration
 64
 65template<
 66      typename BOOST_MPL_AUX_NA_PARAM(N1)
 67    , typename BOOST_MPL_AUX_NA_PARAM(N2)
 68    >
 69struct minus2;
 70
 71template<
 72      typename BOOST_MPL_AUX_NA_PARAM(N1)
 73    , typename BOOST_MPL_AUX_NA_PARAM(N2)
 74    , typename N3 = na, typename N4 = na, typename N5 = na
 75    >
 76struct minus
 77
 78    : if_<
 79
 80          is_na<N3>
 81        , minus2< N1,N2 >
 82        , minus<
 83              minus2< N1,N2 >
 84            , N3, N4, N5
 85            >
 86        >::type
 87
 88{
 89    BOOST_MPL_AUX_LAMBDA_SUPPORT(
 90          5
 91        , minus
 92        , ( N1, N2, N3, N4, N5 )
 93        )
 94};
 95
 96template<
 97      typename N1
 98    , typename N2
 99    >
100struct minus2
101    : minus_impl<
102          typename minus_tag<N1>::type
103        , typename minus_tag<N2>::type
104        >::template apply< N1,N2 >::type
105{
106    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, minus2, (N1, N2))
107
108};
109
110BOOST_MPL_AUX_NA_SPEC2(2, 5, minus)
111
112}}
113
114namespace boost { namespace mpl {
115template<>
116struct minus_impl< integral_c_tag,integral_c_tag >
117{
118    template< typename N1, typename N2 > struct apply
119
120        : integral_c<
121              typename aux::largest_int<
122                  typename N1::value_type
123                , typename N2::value_type
124                >::type
125            , ( BOOST_MPL_AUX_VALUE_WKND(N1)::value
126                  - BOOST_MPL_AUX_VALUE_WKND(N2)::value
127                )
128            >
129    {
130    };
131};
132
133}}