1 | |
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2 | // Copyright Aleksey Gurtovoy 2000-2004 |
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3 | // |
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4 | // Distributed under the Boost Software License, Version 1.0. |
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5 | // (See accompanying file LICENSE_1_0.txt or copy at |
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6 | // http://www.boost.org/LICENSE_1_0.txt) |
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7 | // |
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8 | |
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9 | // Preprocessed version of "boost/mpl/equal_to.hpp" header |
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10 | // -- DO NOT modify by hand! |
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11 | |
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12 | namespace boost { namespace mpl { |
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13 | |
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14 | template< |
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15 | typename Tag1 |
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16 | , typename Tag2 |
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17 | |
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18 | , BOOST_MPL_AUX_NTTP_DECL(int, tag1_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag1)::value |
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19 | , BOOST_MPL_AUX_NTTP_DECL(int, tag2_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag2)::value |
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20 | > |
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21 | struct equal_to_impl |
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22 | : if_c< |
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23 | ( tag1_ > tag2_ ) |
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24 | , aux::cast2nd_impl< equal_to_impl< Tag1,Tag1 >,Tag1, Tag2 > |
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25 | , aux::cast1st_impl< equal_to_impl< Tag2,Tag2 >,Tag1, Tag2 > |
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26 | >::type |
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27 | { |
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28 | }; |
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29 | |
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30 | /// for Digital Mars C++/compilers with no CTPS/TTP support |
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31 | template<> struct equal_to_impl< na,na > |
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32 | { |
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33 | template< typename U1, typename U2 > struct apply |
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34 | { |
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35 | typedef apply type; |
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36 | BOOST_STATIC_CONSTANT(int, value = 0); |
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37 | }; |
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38 | }; |
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39 | |
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40 | template<> struct equal_to_impl< na,integral_c_tag > |
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41 | { |
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42 | template< typename U1, typename U2 > struct apply |
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43 | { |
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44 | typedef apply type; |
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45 | BOOST_STATIC_CONSTANT(int, value = 0); |
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46 | }; |
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47 | }; |
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48 | |
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49 | template<> struct equal_to_impl< integral_c_tag,na > |
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50 | { |
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51 | template< typename U1, typename U2 > struct apply |
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52 | { |
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53 | typedef apply type; |
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54 | BOOST_STATIC_CONSTANT(int, value = 0); |
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55 | }; |
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56 | }; |
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57 | |
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58 | template< typename T > struct equal_to_tag |
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59 | : tag< T,na > |
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60 | { |
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61 | }; |
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62 | |
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63 | template< |
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64 | typename BOOST_MPL_AUX_NA_PARAM(N1) |
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65 | , typename BOOST_MPL_AUX_NA_PARAM(N2) |
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66 | > |
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67 | struct equal_to |
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68 | : aux::msvc_eti_base< typename apply_wrap2< |
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69 | equal_to_impl< |
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70 | typename equal_to_tag<N1>::type |
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71 | , typename equal_to_tag<N2>::type |
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72 | > |
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73 | , N1 |
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74 | , N2 |
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75 | >::type >::type |
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76 | |
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77 | { |
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78 | BOOST_MPL_AUX_LAMBDA_SUPPORT(2, equal_to, (N1, N2)) |
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79 | |
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80 | }; |
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81 | |
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82 | BOOST_MPL_AUX_NA_SPEC2(2, 2, equal_to) |
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83 | |
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84 | }} |
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85 | |
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86 | namespace boost { namespace mpl { |
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87 | |
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88 | template<> |
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89 | struct equal_to_impl< integral_c_tag,integral_c_tag > |
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90 | { |
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91 | template< typename N1, typename N2 > struct apply |
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92 | |
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93 | { |
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94 | BOOST_STATIC_CONSTANT(bool, value = |
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95 | ( BOOST_MPL_AUX_VALUE_WKND(N1)::value == |
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96 | BOOST_MPL_AUX_VALUE_WKND(N2)::value ) |
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97 | ); |
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98 | typedef bool_<value> type; |
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99 | }; |
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100 | }; |
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101 | |
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102 | }} |
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