boost/typeof/integral_template_param.hpp

   1 // Copyright (C) 2005 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_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED
   6 #define BOOST_TYPEOF_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED
   7
   8 #define BOOST_TYPEOF_unsigned (unsigned)
   9 #define BOOST_TYPEOF_signed (signed)
  10
  11 #define char_BOOST_TYPEOF (char)
  12 #define short_BOOST_TYPEOF (short)
  13 #define int_BOOST_TYPEOF (int)
  14 #define long_BOOST_TYPEOF (long)
  15
  16 #define BOOST_TYPEOF_char_BOOST_TYPEOF (char)
  17 #define BOOST_TYPEOF_short_BOOST_TYPEOF (short)
  18 #define BOOST_TYPEOF_int_BOOST_TYPEOF (int)
  19 #define BOOST_TYPEOF_long_BOOST_TYPEOF (long)
  20 #define BOOST_TYPEOF_bool_BOOST_TYPEOF (bool)
  21 #define BOOST_TYPEOF_unsigned_BOOST_TYPEOF (unsigned)
  22 #define BOOST_TYPEOF_size_t_BOOST_TYPEOF (size_t)
  23
  24 #define BOOST_TYPEOF_MAKE_OBJ_char          BOOST_TYPEOF_INTEGRAL_PARAM(char)
  25 #define BOOST_TYPEOF_MAKE_OBJ_short         BOOST_TYPEOF_INTEGRAL_PARAM(short)
  26 #define BOOST_TYPEOF_MAKE_OBJ_int           BOOST_TYPEOF_INTEGRAL_PARAM(int)
  27 #define BOOST_TYPEOF_MAKE_OBJ_long          BOOST_TYPEOF_INTEGRAL_PARAM(long)
  28 #define BOOST_TYPEOF_MAKE_OBJ_bool          BOOST_TYPEOF_INTEGRAL_PARAM(bool)
  29 #define BOOST_TYPEOF_MAKE_OBJ_unsigned      BOOST_TYPEOF_INTEGRAL_PARAM(unsigned)
  30 #define BOOST_TYPEOF_MAKE_OBJ_size_t        BOOST_TYPEOF_INTEGRAL_PARAM(size_t)
  31 #define BOOST_TYPEOF_MAKE_OBJ_unsignedchar  BOOST_TYPEOF_INTEGRAL_PARAM(unsigned char)
  32 #define BOOST_TYPEOF_MAKE_OBJ_unsignedshort BOOST_TYPEOF_INTEGRAL_PARAM(unsigned short)
  33 #define BOOST_TYPEOF_MAKE_OBJ_unsignedint   BOOST_TYPEOF_INTEGRAL_PARAM(unsigned int)
  34 #define BOOST_TYPEOF_MAKE_OBJ_unsignedlong  BOOST_TYPEOF_INTEGRAL_PARAM(unsigned long)
  35 #define BOOST_TYPEOF_MAKE_OBJ_signedchar    BOOST_TYPEOF_INTEGRAL_PARAM(signed char)
  36 #define BOOST_TYPEOF_MAKE_OBJ_signedshort   BOOST_TYPEOF_INTEGRAL_PARAM(signed short)
  37 #define BOOST_TYPEOF_MAKE_OBJ_signedint     BOOST_TYPEOF_INTEGRAL_PARAM(signed int)
  38 #define BOOST_TYPEOF_MAKE_OBJ_signedlong    BOOST_TYPEOF_INTEGRAL_PARAM(signed long)
  39 #define BOOST_TYPEOF_MAKE_OBJ_integral(x)   BOOST_TYPEOF_INTEGRAL_PARAM(x)
  40
  41 #define BOOST_TYPEOF_INTEGRAL(X) integral(X) BOOST_TYPEOF_EAT
  42 #define BOOST_TYPEOF_EAT_BOOST_TYPEOF
  43 #define BOOST_TYPEOF_integral(X) (integral(X))
  44
  45 #define BOOST_TYPEOF_INTEGRAL_PARAM(Type)\
  46     (INTEGRAL_PARAM)\
  47     (Type)
  48
  49 #define BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)\
  50     BOOST_PP_SEQ_ELEM(1, Param)
  51
  52 #define BOOST_TYPEOF_INTEGRAL_PARAM_EXPANDTYPE(Param)\
  53     BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)
  54
  55 // INTEGRAL_PARAM "virtual functions" implementation
  56
  57 #define BOOST_TYPEOF_INTEGRAL_PARAM_ENCODE(This, n)\
  58     typedef typename boost::type_of::encode_integral<\
  59         BOOST_PP_CAT(V, n),\
  60         BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This),\
  61         BOOST_PP_CAT(P, n)\
  62     >::type BOOST_PP_CAT(V, BOOST_PP_INC(n));
  63
  64 #define BOOST_TYPEOF_INTEGRAL_PARAM_DECODE(This, n)\
  65     typedef boost::type_of::decode_integral<BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This), BOOST_PP_CAT(iter, n)> BOOST_PP_CAT(d, n);\
  66     static const BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This) BOOST_PP_CAT(P, n) = BOOST_PP_CAT(d, n)::value;\
  67     typedef typename BOOST_PP_CAT(d, n)::iter BOOST_PP_CAT(iter, BOOST_PP_INC(n));
  68
  69 #define BOOST_TYPEOF_INTEGRAL_PARAM_PLACEHOLDER(Param)\
  70     (BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param))0
  71
  72 #define BOOST_TYPEOF_INTEGRAL_PARAM_DECLARATION_TYPE(Param)\
  73     BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)
  74
  75 #define BOOST_TYPEOF_INTEGRAL_PARAM_PLACEHOLDER_TYPES(Param, n)\
  76     BOOST_PP_CAT(T,n)
  77
  78 #define BOOST_TYPEOF_INTEGRAL_PARAM_ISTEMPLATE 0
  79
  80 #endif//BOOST_TYPEOF_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED