| Jeff Thompson | a28eed8 | 2013-08-22 16:21:10 -0700 | [diff] [blame] | 1 | |
| 2 | // Copyright Aleksey Gurtovoy 2000-2004 |
| 3 | // Copyright Jaap Suter 2003 |
| 4 | // |
| 5 | // Distributed under the Boost Software License, Version 1.0. |
| 6 | // (See accompanying file LICENSE_1_0.txt or copy at |
| 7 | // http://www.boost.org/LICENSE_1_0.txt) |
| 8 | // |
| 9 | |
| 10 | // *Preprocessed* version of the main "shift_left.hpp" header |
| 11 | // -- DO NOT modify by hand! |
| 12 | |
| 13 | namespace ndnboost { namespace mpl { |
| 14 | |
| 15 | template< |
| 16 | typename Tag1 |
| 17 | , typename Tag2 |
| 18 | > |
| 19 | struct shift_left_impl |
| 20 | : if_c< |
| 21 | ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1) |
| 22 | > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2) |
| 23 | ) |
| 24 | |
| 25 | , aux::cast2nd_impl< shift_left_impl< Tag1,Tag1 >,Tag1, Tag2 > |
| 26 | , aux::cast1st_impl< shift_left_impl< Tag2,Tag2 >,Tag1, Tag2 > |
| 27 | >::type |
| 28 | { |
| 29 | }; |
| 30 | |
| 31 | /// for Digital Mars C++/compilers with no CTPS/TTP support |
| 32 | template<> struct shift_left_impl< na,na > |
| 33 | { |
| 34 | template< typename U1, typename U2 > struct apply |
| 35 | { |
| 36 | typedef apply type; |
| 37 | BOOST_STATIC_CONSTANT(int, value = 0); |
| 38 | }; |
| 39 | }; |
| 40 | |
| 41 | template< typename Tag > struct shift_left_impl< na,Tag > |
| 42 | { |
| 43 | template< typename U1, typename U2 > struct apply |
| 44 | { |
| 45 | typedef apply type; |
| 46 | BOOST_STATIC_CONSTANT(int, value = 0); |
| 47 | }; |
| 48 | }; |
| 49 | |
| 50 | template< typename Tag > struct shift_left_impl< Tag,na > |
| 51 | { |
| 52 | template< typename U1, typename U2 > struct apply |
| 53 | { |
| 54 | typedef apply type; |
| 55 | BOOST_STATIC_CONSTANT(int, value = 0); |
| 56 | }; |
| 57 | }; |
| 58 | |
| 59 | template< typename T > struct shift_left_tag |
| 60 | { |
| 61 | typedef typename T::tag type; |
| 62 | }; |
| 63 | |
| 64 | template< |
| 65 | typename BOOST_MPL_AUX_NA_PARAM(N1) |
| 66 | , typename BOOST_MPL_AUX_NA_PARAM(N2) |
| 67 | > |
| 68 | struct shift_left |
| 69 | |
| 70 | : shift_left_impl< |
| 71 | typename shift_left_tag<N1>::type |
| 72 | , typename shift_left_tag<N2>::type |
| 73 | >::template apply< N1,N2 >::type |
| 74 | { |
| 75 | BOOST_MPL_AUX_LAMBDA_SUPPORT(2, shift_left, (N1, N2)) |
| 76 | |
| 77 | }; |
| 78 | |
| 79 | BOOST_MPL_AUX_NA_SPEC2(2, 2, shift_left) |
| 80 | |
| 81 | }} |
| 82 | |
| 83 | namespace ndnboost { namespace mpl { |
| 84 | template<> |
| 85 | struct shift_left_impl< integral_c_tag,integral_c_tag > |
| 86 | { |
| 87 | template< typename N, typename S > struct apply |
| 88 | |
| 89 | : integral_c< |
| 90 | typename N::value_type |
| 91 | , ( BOOST_MPL_AUX_VALUE_WKND(N)::value |
| 92 | << BOOST_MPL_AUX_VALUE_WKND(S)::value |
| 93 | ) |
| 94 | > |
| 95 | { |
| 96 | }; |
| 97 | }; |
| 98 | |
| 99 | }} |