boost/boost/preprocessor/array/elem.hpp

   1 # /* **************************************************************************
   2 #  *                                                                          *
   3 #  *     (C) Copyright Paul Mensonides 2002.  Permission to copy, use,        *
   4 #  *     modify, sell, and distribute this software is granted provided       *
   5 #  *     this copyright notice appears in all copies.  This software is       *
   6 #  *     provided "as is" without express or implied warranty, and with       *
   7 #  *     no claim at to its suitability for any purpose.                      *
   8 #  *                                                                          *
   9 #  ************************************************************************** */
  10 #
  11 # /* See http://www.boost.org for most recent version. */
  12 #
  13 # ifndef BOOST_PREPROCESSOR_ARRAY_ELEM_HPP
  14 # define BOOST_PREPROCESSOR_ARRAY_ELEM_HPP
  15 #
  16 # include <boost/preprocessor/array/data.hpp>
  17 # include <boost/preprocessor/array/size.hpp>
  18 # include <boost/preprocessor/config/config.hpp>
  19 # include <boost/preprocessor/tuple/elem.hpp>
  20 #
  21 # /* BOOST_PP_ARRAY_ELEM */
  22 #
  23 # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
  24 #    define BOOST_PP_ARRAY_ELEM(i, array) BOOST_PP_TUPLE_ELEM(BOOST_PP_ARRAY_SIZE(array), i, BOOST_PP_ARRAY_DATA(array))
  25 # else
  26 #    define BOOST_PP_ARRAY_ELEM(i, array) BOOST_PP_ARRAY_ELEM_I(i, array)
  27 #    define BOOST_PP_ARRAY_ELEM_I(i, array) BOOST_PP_TUPLE_ELEM(BOOST_PP_ARRAY_SIZE(array), i, BOOST_PP_ARRAY_DATA(array))
  28 # endif
  29 #
  30 # endif