boost/preprocessor/array/to_tuple.hpp

   1 # /* **************************************************************************
   2 #  *                                                                          *
   3 #  *     (C) Copyright Edward Diener 2011.                                    *
   4 #  *     (C) Copyright Paul Mensonides 2011.                                  *
   5 #  *     Distributed under the Boost Software License, Version 1.0. (See      *
   6 #  *     accompanying file LICENSE_1_0.txt or copy at                         *
   7 #  *     http://www.boost.org/LICENSE_1_0.txt)                                *
   8 #  *                                                                          *
   9 #  ************************************************************************** */
  10 #
  11 # /* See http://www.boost.org for most recent version. */
  12 #
  13 # ifndef BOOST_PREPROCESSOR_ARRAY_TO_TUPLE_HPP
  14 # define BOOST_PREPROCESSOR_ARRAY_TO_TUPLE_HPP
  15 #
  16 # include <boost/preprocessor/array/data.hpp>
  17 # include <boost/preprocessor/array/size.hpp>
  18 # include <boost/preprocessor/control/if.hpp>
  19 #
  20 # /* BOOST_PP_ARRAY_TO_TUPLE */
  21 #
  22 #    define BOOST_PP_ARRAY_TO_TUPLE(array) \
  23                 BOOST_PP_IF \
  24                         ( \
  25                         BOOST_PP_ARRAY_SIZE(array), \
  26                         BOOST_PP_ARRAY_DATA, \
  27                         BOOST_PP_ARRAY_TO_TUPLE_EMPTY \
  28                         ) \
  29                 (array) \
  30 /**/
  31 #    define BOOST_PP_ARRAY_TO_TUPLE_EMPTY(array)
  32 #
  33 # endif