preprocessor/array/to_tuple.hpp

0001 # /* **************************************************************************
0002 #  *                                                                          *
0003 #  *     (C) Copyright Edward Diener 2011.                                    *
0004 #  *     (C) Copyright Paul Mensonides 2011.                                  *
0005 #  *     Distributed under the Boost Software License, Version 1.0. (See      *
0006 #  *     accompanying file LICENSE_1_0.txt or copy at                         *
0007 #  *     http://www.boost.org/LICENSE_1_0.txt)                                *
0008 #  *                                                                          *
0009 #  ************************************************************************** */
0010 0011 ">#
0012 # /* See http://www.boost.org for most recent version. */
0013 0014 ">#
0015 # ifndef BOOST_PREPROCESSOR_ARRAY_TO_TUPLE_HPP
0016 # define BOOST_PREPROCESSOR_ARRAY_TO_TUPLE_HPP
0017 0018 ">#
0019 # include <boost/preprocessor/array/data.hpp>
0020 # include <boost/preprocessor/array/size.hpp>
0021 # include <boost/preprocessor/control/if.hpp>
0022 0023 ">#
0024 # /* BOOST_PP_ARRAY_TO_TUPLE */
0025 0026 ">#
0027 #    define BOOST_PP_ARRAY_TO_TUPLE(array) \
0028         BOOST_PP_IF \
0029             ( \
0030             BOOST_PP_ARRAY_SIZE(array), \
0031             BOOST_PP_ARRAY_DATA, \
0032             BOOST_PP_ARRAY_TO_TUPLE_EMPTY \
0033             ) \
0034         (array) \
0035 /**/
0036 #    define BOOST_PP_ARRAY_TO_TUPLE_EMPTY(array)
0037 0038 ">#
0039 # endif