| Jeff Thompson | a28eed8 | 2013-08-22 16:21:10 -0700 | [diff] [blame] | 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 "ndnboost/mpl/minus.hpp" header |
| 10 | // -- DO NOT modify by hand! |
| 11 | |
| 12 | namespace ndnboost { namespace mpl { |
| 13 | |
| 14 | template< |
| 15 | typename Tag1 |
| 16 | , typename Tag2 |
| 17 | > |
| 18 | struct 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 |
| 31 | template<> 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 | |
| 40 | template<> 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 | |
| 49 | template<> 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 | |
| 58 | template< typename T > struct minus_tag |
| 59 | { |
| 60 | typedef typename T::tag type; |
| 61 | }; |
| 62 | |
| 63 | /// forward declaration |
| 64 | |
| 65 | template< |
| 66 | typename BOOST_MPL_AUX_NA_PARAM(N1) |
| 67 | , typename BOOST_MPL_AUX_NA_PARAM(N2) |
| 68 | > |
| 69 | struct minus2; |
| 70 | |
| 71 | template< |
| 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 | > |
| 76 | struct 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 | |
| 96 | template< |
| 97 | typename N1 |
| 98 | , typename N2 |
| 99 | > |
| 100 | struct 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 | |
| 110 | BOOST_MPL_AUX_NA_SPEC2(2, 5, minus) |
| 111 | |
| 112 | }} |
| 113 | |
| 114 | namespace ndnboost { namespace mpl { |
| 115 | template<> |
| 116 | struct 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 | }} |