Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for an old version of boost. Click here for the latest Boost documentation.

boost/typeof/integral_template_param.hpp

// Copyright (C) 2005 Arkadiy Vertleyb
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#ifndef BOOST_TYPEOF_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED
#define BOOST_TYPEOF_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED

#define BOOST_TYPEOF_unsigned (unsigned)
#define BOOST_TYPEOF_signed (signed)

#define char_BOOST_TYPEOF (char)
#define short_BOOST_TYPEOF (short)
#define int_BOOST_TYPEOF (int)
#define long_BOOST_TYPEOF (long)

#define BOOST_TYPEOF_char_BOOST_TYPEOF (char)
#define BOOST_TYPEOF_short_BOOST_TYPEOF (short)
#define BOOST_TYPEOF_int_BOOST_TYPEOF (int)
#define BOOST_TYPEOF_long_BOOST_TYPEOF (long)
#define BOOST_TYPEOF_bool_BOOST_TYPEOF (bool)
#define BOOST_TYPEOF_unsigned_BOOST_TYPEOF (unsigned)
#define BOOST_TYPEOF_size_t_BOOST_TYPEOF (size_t)

#define BOOST_TYPEOF_MAKE_OBJ_char          BOOST_TYPEOF_INTEGRAL_PARAM(char)
#define BOOST_TYPEOF_MAKE_OBJ_short         BOOST_TYPEOF_INTEGRAL_PARAM(short)
#define BOOST_TYPEOF_MAKE_OBJ_int           BOOST_TYPEOF_INTEGRAL_PARAM(int)
#define BOOST_TYPEOF_MAKE_OBJ_long          BOOST_TYPEOF_INTEGRAL_PARAM(long)
#define BOOST_TYPEOF_MAKE_OBJ_bool          BOOST_TYPEOF_INTEGRAL_PARAM(bool)
#define BOOST_TYPEOF_MAKE_OBJ_unsigned      BOOST_TYPEOF_INTEGRAL_PARAM(unsigned)
#define BOOST_TYPEOF_MAKE_OBJ_size_t        BOOST_TYPEOF_INTEGRAL_PARAM(size_t)
#define BOOST_TYPEOF_MAKE_OBJ_unsignedchar  BOOST_TYPEOF_INTEGRAL_PARAM(unsigned char)
#define BOOST_TYPEOF_MAKE_OBJ_unsignedshort BOOST_TYPEOF_INTEGRAL_PARAM(unsigned short)
#define BOOST_TYPEOF_MAKE_OBJ_unsignedint   BOOST_TYPEOF_INTEGRAL_PARAM(unsigned int)
#define BOOST_TYPEOF_MAKE_OBJ_unsignedlong  BOOST_TYPEOF_INTEGRAL_PARAM(unsigned long)
#define BOOST_TYPEOF_MAKE_OBJ_signedchar    BOOST_TYPEOF_INTEGRAL_PARAM(signed char)
#define BOOST_TYPEOF_MAKE_OBJ_signedshort   BOOST_TYPEOF_INTEGRAL_PARAM(signed short)
#define BOOST_TYPEOF_MAKE_OBJ_signedint     BOOST_TYPEOF_INTEGRAL_PARAM(signed int)
#define BOOST_TYPEOF_MAKE_OBJ_signedlong    BOOST_TYPEOF_INTEGRAL_PARAM(signed long)
#define BOOST_TYPEOF_MAKE_OBJ_integral(x)   BOOST_TYPEOF_INTEGRAL_PARAM(x)

#define BOOST_TYPEOF_INTEGRAL(X) integral(X) BOOST_TYPEOF_EAT
#define BOOST_TYPEOF_EAT_BOOST_TYPEOF
#define BOOST_TYPEOF_integral(X) (integral(X))

#define BOOST_TYPEOF_INTEGRAL_PARAM(Type)\
    (INTEGRAL_PARAM)\
    (Type)

#define BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)\
    BOOST_PP_SEQ_ELEM(1, Param)

#define BOOST_TYPEOF_INTEGRAL_PARAM_EXPANDTYPE(Param)\
    BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)

// INTEGRAL_PARAM "virtual functions" implementation

#define BOOST_TYPEOF_INTEGRAL_PARAM_ENCODE(This, n)\
    typedef typename boost::type_of::encode_integral<\
        BOOST_PP_CAT(V, n),\
        BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This),\
        BOOST_PP_CAT(P, n)\
    >::type BOOST_PP_CAT(V, BOOST_PP_INC(n)); 

#define BOOST_TYPEOF_INTEGRAL_PARAM_DECODE(This, n)\
    typedef boost::type_of::decode_integral<BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This), BOOST_PP_CAT(iter, n)> BOOST_PP_CAT(d, n);\
    static const BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(This) BOOST_PP_CAT(P, n) = BOOST_PP_CAT(d, n)::value;\
    typedef typename BOOST_PP_CAT(d, n)::iter BOOST_PP_CAT(iter, BOOST_PP_INC(n));

#define BOOST_TYPEOF_INTEGRAL_PARAM_PLACEHOLDER(Param)\
    (BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param))0

#define BOOST_TYPEOF_INTEGRAL_PARAM_DECLARATION_TYPE(Param)\
    BOOST_TYPEOF_INTEGRAL_PARAM_GETTYPE(Param)

#define BOOST_TYPEOF_INTEGRAL_PARAM_PLACEHOLDER_TYPES(Param, n)\
    BOOST_PP_CAT(T,n)

#define BOOST_TYPEOF_INTEGRAL_PARAM_ISTEMPLATE 0

#endif//BOOST_TYPEOF_INTEGRAL_TEMPLATE_PARAM_HPP_INCLUDED