ceph/src/boost/boost/vmd/detail/equal_common.hpp

   1
   2 //  (C) Copyright Edward Diener 2011-2015
   3 //  Use, modification and distribution are subject to the Boost Software License,
   4 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   5 //  http://www.boost.org/LICENSE_1_0.txt).
   6
   7 #if !defined(BOOST_VMD_DETAIL_EQUAL_COMMON_HPP)
   8 #define BOOST_VMD_DETAIL_EQUAL_COMMON_HPP
   9
  10 #include <boost/preprocessor/cat.hpp>
  11 #include <boost/preprocessor/comparison/equal.hpp>
  12 #include <boost/preprocessor/comparison/not_equal.hpp>
  13 #include <boost/preprocessor/control/iif.hpp>
  14 #include <boost/preprocessor/logical/bitand.hpp>
  15 #include <boost/preprocessor/logical/bitor.hpp>
  16 #include <boost/preprocessor/logical/bitxor.hpp>
  17 #include <boost/preprocessor/logical/compl.hpp>
  18 #include <boost/preprocessor/punctuation/is_begin_parens.hpp>
  19 #include <boost/preprocessor/tuple/size.hpp>
  20 #include <boost/vmd/get_type.hpp>
  21 #include <boost/vmd/identity.hpp>
  22 #include <boost/vmd/is_empty.hpp>
  23 #include <boost/vmd/detail/match_single_identifier.hpp>
  24 #include <boost/vmd/detail/equal_type.hpp>
  25
  26 #define BOOST_VMD_DETAIL_EQUAL_CONCAT_1 (1)
  27
  28 #define BOOST_VMD_DETAIL_EQUAL_IS_1(res) \
  29     BOOST_PP_IS_BEGIN_PARENS \
  30         ( \
  31         BOOST_PP_CAT \
  32             ( \
  33             BOOST_VMD_DETAIL_EQUAL_CONCAT_, \
  34             res \
  35             ) \
  36         ) \
  37 /**/
  38
  39 #define BOOST_VMD_DETAIL_EQUAL_MATCH_SINGLE_IDENTIFIER(d,vseq1,vseq2) \
  40     BOOST_VMD_DETAIL_MATCH_SINGLE_IDENTIFIER(vseq1,vseq2) \
  41 /**/
  42
  43 #define BOOST_VMD_DETAIL_EQUAL_CNI_SMP(vseq1,vseq2,vtype) \
  44     BOOST_PP_IIF \
  45         ( \
  46         BOOST_VMD_DETAIL_EQUAL_TYPE(vtype,BOOST_VMD_TYPE_NUMBER), \
  47         BOOST_PP_EQUAL, \
  48         BOOST_PP_IIF \
  49             ( \
  50             BOOST_VMD_DETAIL_EQUAL_TYPE(vtype,BOOST_VMD_TYPE_TYPE), \
  51             BOOST_VMD_DETAIL_EQUAL_TYPE, \
  52             BOOST_VMD_DETAIL_MATCH_SINGLE_IDENTIFIER \
  53             ) \
  54         ) \
  55     (vseq1,vseq2) \
  56 /**/
  57
  58 #define BOOST_VMD_DETAIL_EQUAL_CNI_SMP_D(d,vseq1,vseq2,vtype) \
  59     BOOST_PP_IIF \
  60         ( \
  61         BOOST_VMD_DETAIL_EQUAL_TYPE_D(d,vtype,BOOST_VMD_TYPE_NUMBER), \
  62         BOOST_PP_EQUAL_D, \
  63         BOOST_PP_IIF \
  64             ( \
  65             BOOST_VMD_DETAIL_EQUAL_TYPE_D(d,vtype,BOOST_VMD_TYPE_TYPE), \
  66             BOOST_VMD_DETAIL_EQUAL_TYPE_D, \
  67             BOOST_VMD_DETAIL_EQUAL_MATCH_SINGLE_IDENTIFIER \
  68             ) \
  69         ) \
  70     (d,vseq1,vseq2) \
  71 /**/
  72
  73 #define BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH_SIZE(vseq1,vseq2) \
  74     BOOST_PP_NOT_EQUAL \
  75         ( \
  76         BOOST_PP_TUPLE_SIZE(vseq1), \
  77         BOOST_PP_TUPLE_SIZE(vseq2) \
  78         ) \
  79 /**/
  80
  81 #define BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH_SIZE_D(d,vseq1,vseq2) \
  82     BOOST_PP_NOT_EQUAL_D \
  83         ( \
  84         d, \
  85         BOOST_PP_TUPLE_SIZE(vseq1), \
  86         BOOST_PP_TUPLE_SIZE(vseq2) \
  87         ) \
  88 /**/
  89
  90 #define BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH(vseq1,vseq2,vtype1,vtype2) \
  91     BOOST_VMD_IDENTITY_RESULT \
  92         ( \
  93         BOOST_PP_IIF \
  94             ( \
  95             BOOST_PP_BITAND \
  96                 ( \
  97                 BOOST_VMD_DETAIL_EQUAL_TYPE(vtype1,BOOST_VMD_TYPE_TUPLE), \
  98                 BOOST_VMD_DETAIL_EQUAL_TYPE(vtype2,BOOST_VMD_TYPE_TUPLE) \
  99                 ), \
 100             BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH_SIZE, \
 101             BOOST_VMD_IDENTITY(0) \
 102             ) \
 103         (vseq1,vseq2) \
 104         ) \
 105 /**/
 106
 107 #define BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH_D(d,vseq1,vseq2,vtype1,vtype2) \
 108     BOOST_VMD_IDENTITY_RESULT \
 109         ( \
 110         BOOST_PP_IIF \
 111             ( \
 112             BOOST_PP_BITAND \
 113                 ( \
 114                 BOOST_VMD_DETAIL_EQUAL_TYPE_D(d,vtype1,BOOST_VMD_TYPE_TUPLE), \
 115                 BOOST_VMD_DETAIL_EQUAL_TYPE_D(d,vtype2,BOOST_VMD_TYPE_TUPLE) \
 116                 ), \
 117             BOOST_VMD_DETAIL_EQUAL_IS_TUPLE_MISMATCH_SIZE_D, \
 118             BOOST_VMD_IDENTITY(0) \
 119             ) \
 120         (d,vseq1,vseq2) \
 121         ) \
 122 /**/
 123
 124 #define BOOST_VMD_DETAIL_EQUAL_BOTH_EMPTY(...) 1
 125
 126 #define BOOST_VMD_DETAIL_EQUAL_CHK_MATCH(bp1,bp2) \
 127     BOOST_PP_COMPL \
 128         ( \
 129         BOOST_PP_BITXOR \
 130             ( \
 131             bp1, \
 132             bp2 \
 133             ) \
 134         ) \
 135 /**/
 136
 137 #define BOOST_VMD_DETAIL_EQUAL_CHK_PARENS_MATCH(vseq1,vseq2) \
 138     BOOST_VMD_DETAIL_EQUAL_CHK_MATCH \
 139         ( \
 140         BOOST_PP_IS_BEGIN_PARENS(vseq1), \
 141         BOOST_PP_IS_BEGIN_PARENS(vseq2) \
 142         ) \
 143 /**/
 144
 145 #define BOOST_VMD_DETAIL_EQUAL_CHK_EMPTY_MATCH(vseq1,vseq2) \
 146     BOOST_VMD_DETAIL_EQUAL_CHK_MATCH \
 147         ( \
 148         BOOST_VMD_IS_EMPTY(vseq1), \
 149         BOOST_VMD_IS_EMPTY(vseq2) \
 150         ) \
 151 /**/
 152
 153 #endif /* BOOST_VMD_DETAIL_EQUAL_COMMON_HPP */