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/greater.hpp" header 10 // -- DO NOT modify by hand! 11 12 namespace boost { namespace mpl { 13 14 template< 15 typename Tag1 16 , typename Tag2 17 > 18 struct greater_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< greater_impl< Tag1,Tag1 >,Tag1, Tag2 > 25 , aux::cast1st_impl< greater_impl< Tag2,Tag2 >,Tag1, Tag2 > 26 >::type 27 { 28 }; 29 30 /// for Digital Mars C++/compilers with no CTPS/TTP support 31 template<> struct greater_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< typename Tag > struct greater_impl< na,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< typename Tag > struct greater_impl< 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 greater_tag 59 { 60 typedef typename T::tag type; 61 }; 62 63 template< 64 typename BOOST_MPL_AUX_NA_PARAM(N1) 65 , typename BOOST_MPL_AUX_NA_PARAM(N2) 66 > 67 struct greater 68 69 : greater_impl< 70 typename greater_tag<N1>::type 71 , typename greater_tag<N2>::type 72 >::template apply< N1,N2 >::type 73 { 74 BOOST_MPL_AUX_LAMBDA_SUPPORT(2, greater, (N1, N2)) 75 76 }; 77 78 BOOST_MPL_AUX_NA_SPEC2(2, 2, greater) 79 80 }} 81 82 namespace boost { namespace mpl { 83 84 template<> 85 struct greater_impl< integral_c_tag,integral_c_tag > 86 { 87 template< typename N1, typename N2 > struct apply 88 89 : bool_< ( BOOST_MPL_AUX_VALUE_WKND(N1)::value > BOOST_MPL_AUX_VALUE_WKND(N2)::value ) > 90 { 91 }; 92 }; 93 94 }} 95
