ceph/src/boost/boost/typeof/typeof.hpp

   1 // Copyright (C) 2004 Arkadiy Vertleyb
   2 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   3 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   4
   5 #ifndef BOOST_TYPEOF_TYPEOF_HPP_INCLUDED
   6 #define BOOST_TYPEOF_TYPEOF_HPP_INCLUDED
   7
   8 #if defined(BOOST_TYPEOF_COMPLIANT)
   9 #   define BOOST_TYPEOF_EMULATION
  10 #endif
  11
  12 #if defined(BOOST_TYPEOF_EMULATION) && defined(BOOST_TYPEOF_NATIVE)
  13 #   error both typeof emulation and native mode requested
  14 #endif
  15
  16 #include <boost/config.hpp>
  17 #include <boost/config/workaround.hpp>
  18
  19 #if !BOOST_WORKAROUND(BOOST_MSVC, <= 1900) && !defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES) && !defined(BOOST_TYPEOF_EMULATION)
  20 #   define BOOST_TYPEOF_DECLTYPE
  21 #   ifndef BOOST_TYPEOF_NATIVE
  22 #       define BOOST_TYPEOF_NATIVE
  23 #   endif
  24
  25 #elif defined(__COMO__)
  26 #   ifdef __GNUG__
  27 #       ifndef BOOST_TYPEOF_EMULATION
  28 #           ifndef BOOST_TYPEOF_NATIVE
  29 #               define BOOST_TYPEOF_NATIVE
  30 #           endif
  31 #           define BOOST_TYPEOF_KEYWORD typeof
  32 #       endif
  33 #   else
  34 #       ifndef BOOST_TYPEOF_NATIVE
  35 #           ifndef BOOST_TYPEOF_EMULATION
  36 #               define BOOST_TYPEOF_EMULATION
  37 #           endif
  38 #       else
  39 #           error native typeof is not supported
  40 #       endif
  41 #   endif
  42
  43 #elif defined(__INTEL_COMPILER) || defined(__ICL) || defined(__ICC) || defined(__ECC)
  44 #   ifdef __GNUC__
  45 #       ifndef BOOST_TYPEOF_EMULATION
  46 #           ifndef BOOST_TYPEOF_NATIVE
  47 #               define BOOST_TYPEOF_NATIVE
  48 #           endif
  49 #           define BOOST_TYPEOF_KEYWORD __typeof__
  50 #       endif
  51 #   else
  52 #       ifndef BOOST_TYPEOF_NATIVE
  53 #           ifndef BOOST_TYPEOF_EMULATION
  54 #               define BOOST_TYPEOF_EMULATION
  55 #           endif
  56 #       else
  57 #           error native typeof is not supported
  58 #       endif
  59 #   endif
  60
  61 #elif defined(__GNUC__) || defined(__clang__)
  62 #   ifndef BOOST_TYPEOF_EMULATION
  63 #       ifndef BOOST_TYPEOF_NATIVE
  64 #           define BOOST_TYPEOF_NATIVE
  65 #       endif
  66 #       define BOOST_TYPEOF_KEYWORD __typeof__
  67 #   endif
  68
  69 #elif defined(__MWERKS__)
  70 #   if(__MWERKS__ <= 0x3003)  // 8.x
  71 #       ifndef BOOST_TYPEOF_EMULATION
  72 #           ifndef BOOST_TYPEOF_NATIVE
  73 #               define BOOST_TYPEOF_NATIVE
  74 #           endif
  75 #           define BOOST_TYPEOF_KEYWORD __typeof__
  76 #       else
  77 #           define BOOST_TYPEOF_EMULATION_UNSUPPORTED
  78 #       endif
  79 #   else // 9.x
  80 #       ifndef BOOST_TYPEOF_EMULATION
  81 #           ifndef BOOST_TYPEOF_NATIVE
  82 #               define BOOST_TYPEOF_NATIVE
  83 #           endif
  84 #           define BOOST_TYPEOF_KEYWORD __typeof__
  85 #       endif
  86 #   endif
  87 #elif defined BOOST_CODEGEARC
  88 #   ifndef BOOST_TYPEOF_EMULATION
  89 #       ifndef BOOST_TYPEOF_NATIVE
  90 #           define BOOST_TYPEOF_EMULATION_UNSUPPORTED
  91 #       endif
  92 #   else
  93 #       define BOOST_TYPEOF_EMULATION_UNSUPPORTED
  94 #   endif
  95 #elif defined BOOST_BORLANDC
  96 #   ifndef BOOST_TYPEOF_EMULATION
  97 #       ifndef BOOST_TYPEOF_NATIVE
  98 #           define BOOST_TYPEOF_EMULATION_UNSUPPORTED
  99 #       endif
 100 #   else
 101 #       define BOOST_TYPEOF_EMULATION_UNSUPPORTED
 102 #   endif
 103 #elif defined __DMC__
 104 #   ifndef BOOST_TYPEOF_EMULATION
 105 #       ifndef BOOST_TYPEOF_NATIVE
 106 #           define BOOST_TYPEOF_NATIVE
 107 #       endif
 108 #       include <boost/typeof/dmc/typeof_impl.hpp>
 109 #       define MSVC_TYPEOF_HACK
 110 #   endif
 111 #elif defined(_MSC_VER)
 112 #   if (_MSC_VER >= 1310)  // 7.1 ->
 113 #       ifndef BOOST_TYPEOF_EMULATION
 114 #           ifndef BOOST_TYPEOF_NATIVE
 115 #               ifndef _MSC_EXTENSIONS
 116 #                   define BOOST_TYPEOF_EMULATION
 117 #               else
 118 #                   define BOOST_TYPEOF_NATIVE
 119 #               endif
 120 #           endif
 121 #       endif
 122 #       ifdef BOOST_TYPEOF_NATIVE
 123 #           include <boost/typeof/msvc/typeof_impl.hpp>
 124 #           define MSVC_TYPEOF_HACK
 125 #       endif
 126 #   endif
 127 #elif defined(__HP_aCC)
 128 #   ifndef BOOST_TYPEOF_NATIVE
 129 #       ifndef BOOST_TYPEOF_EMULATION
 130 #           define BOOST_TYPEOF_EMULATION
 131 #       endif
 132 #   else
 133 #       error native typeof is not supported
 134 #   endif
 135
 136 #elif defined(__DECCXX)
 137 #   ifndef BOOST_TYPEOF_NATIVE
 138 #       ifndef BOOST_TYPEOF_EMULATION
 139 #           define BOOST_TYPEOF_EMULATION
 140 #       endif
 141 #   else
 142 #       error native typeof is not supported
 143 #   endif
 144
 145 #elif defined(BOOST_BORLANDC)
 146 #   if (BOOST_BORLANDC < 0x590)
 147 #       define BOOST_TYPEOF_NO_FUNCTION_TYPES
 148 #       define BOOST_TYPEOF_NO_MEMBER_FUNCTION_TYPES
 149 #   endif
 150 #   ifndef BOOST_TYPEOF_NATIVE
 151 #       ifndef BOOST_TYPEOF_EMULATION
 152 #           define BOOST_TYPEOF_EMULATION
 153 #       endif
 154 #   else
 155 #       error native typeof is not supported
 156 #   endif
 157 #elif defined(__SUNPRO_CC)
 158 #   if (__SUNPRO_CC < 0x590 )
 159 #     ifdef BOOST_TYPEOF_NATIVE
 160 #         error native typeof is not supported
 161 #     endif
 162 #     ifndef BOOST_TYPEOF_EMULATION
 163 #         define BOOST_TYPEOF_EMULATION
 164 #     endif
 165 #   else
 166 #     ifndef BOOST_TYPEOF_EMULATION
 167 #         ifndef BOOST_TYPEOF_NATIVE
 168 #             define BOOST_TYPEOF_NATIVE
 169 #         endif
 170 #         define BOOST_TYPEOF_KEYWORD __typeof__
 171 #     endif
 172 #   endif
 173 #elif defined(__IBM__TYPEOF__)
 174 #   ifndef BOOST_TYPEOF_EMULATION
 175 #       ifndef BOOST_TYPEOF_NATIVE
 176 #           define BOOST_TYPEOF_NATIVE
 177 #       endif
 178 #       define BOOST_TYPEOF_KEYWORD __typeof__
 179 #   endif
 180 #else //unknown compiler
 181 #   ifndef BOOST_TYPEOF_NATIVE
 182 #       ifndef BOOST_TYPEOF_EMULATION
 183 #           define BOOST_TYPEOF_EMULATION
 184 #       endif
 185 #   else
 186 #       ifndef BOOST_TYPEOF_KEYWORD
 187 #           define BOOST_TYPEOF_KEYWORD typeof
 188 #       endif
 189 #   endif
 190
 191 #endif
 192
 193 #define BOOST_TYPEOF_UNIQUE_ID()\
 194      BOOST_TYPEOF_REGISTRATION_GROUP * 0x10000 + __LINE__
 195
 196 #define BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()\
 197      <boost/typeof/incr_registration_group.hpp>
 198
 199 #ifdef BOOST_TYPEOF_EMULATION_UNSUPPORTED
 200 #   include <boost/typeof/unsupported.hpp>
 201 #elif defined BOOST_TYPEOF_EMULATION
 202 #   define BOOST_TYPEOF_TEXT "using typeof emulation"
 203 #   include <boost/typeof/message.hpp>
 204 #   include <boost/typeof/typeof_impl.hpp>
 205 #   include <boost/typeof/type_encoding.hpp>
 206 #   include <boost/typeof/template_encoding.hpp>
 207 #   include <boost/typeof/modifiers.hpp>
 208 #   include <boost/typeof/pointers_data_members.hpp>
 209 #   include <boost/typeof/register_functions.hpp>
 210 #   include <boost/typeof/register_fundamental.hpp>
 211
 212 #elif defined(BOOST_TYPEOF_NATIVE)
 213 #   define BOOST_TYPEOF_TEXT "using native typeof"
 214 #   include <boost/typeof/message.hpp>
 215 #   ifdef BOOST_TYPEOF_DECLTYPE
 216 #       include <boost/typeof/decltype.hpp>
 217 #   else
 218 #       include <boost/typeof/native.hpp>
 219 #   endif
 220 #else
 221 #   error typeof configuration error
 222 #endif
 223
 224 // auto
 225 #define BOOST_AUTO(Var, Expr) BOOST_TYPEOF(Expr) Var = Expr
 226 #define BOOST_AUTO_TPL(Var, Expr) BOOST_TYPEOF_TPL(Expr) Var = Expr
 227
 228 #endif//BOOST_TYPEOF_TYPEOF_HPP_INCLUDED