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- # /* **************************************************************************
- # * *
- # * (C) Copyright Paul Mensonides 2002.
- # * 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)
- # * *
- # ************************************************************************** */
- #
- # /* See http://www.boost.org for most recent version. */
- #
- # ifndef BOOST_PREPROCESSOR_ARRAY_INSERT_HPP
- # define BOOST_PREPROCESSOR_ARRAY_INSERT_HPP
- #
- # include <boost/preprocessor/arithmetic/inc.hpp>
- # include <boost/preprocessor/array/elem.hpp>
- # include <boost/preprocessor/array/push_back.hpp>
- # include <boost/preprocessor/array/size.hpp>
- # include <boost/preprocessor/comparison/not_equal.hpp>
- # include <boost/preprocessor/control/deduce_d.hpp>
- # include <boost/preprocessor/control/iif.hpp>
- # include <boost/preprocessor/control/while.hpp>
- # include <boost/preprocessor/tuple/elem.hpp>
- #
- # /* BOOST_PP_ARRAY_INSERT */
- #
- # define BOOST_PP_ARRAY_INSERT(array, i, elem) BOOST_PP_ARRAY_INSERT_I(BOOST_PP_DEDUCE_D(), array, i, elem)
- # define BOOST_PP_ARRAY_INSERT_I(d, array, i, elem) BOOST_PP_ARRAY_INSERT_D(d, array, i, elem)
- #
- # /* BOOST_PP_ARRAY_INSERT_D */
- #
- # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
- # define BOOST_PP_ARRAY_INSERT_D(d, array, i, elem) BOOST_PP_TUPLE_ELEM(5, 3, BOOST_PP_WHILE_ ## d(BOOST_PP_ARRAY_INSERT_P, BOOST_PP_ARRAY_INSERT_O, (0, i, elem, (0, ()), array)))
- # else
- # define BOOST_PP_ARRAY_INSERT_D(d, array, i, elem) BOOST_PP_ARRAY_INSERT_D_I(d, array, i, elem)
- # define BOOST_PP_ARRAY_INSERT_D_I(d, array, i, elem) BOOST_PP_TUPLE_ELEM(5, 3, BOOST_PP_WHILE_ ## d(BOOST_PP_ARRAY_INSERT_P, BOOST_PP_ARRAY_INSERT_O, (0, i, elem, (0, ()), array)))
- # endif
- #
- # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
- # define BOOST_PP_ARRAY_INSERT_P(d, state) BOOST_PP_ARRAY_INSERT_P_I state
- # else
- # define BOOST_PP_ARRAY_INSERT_P(d, state) BOOST_PP_ARRAY_INSERT_P_I(nil, nil, nil, BOOST_PP_TUPLE_ELEM(5, 3, state), BOOST_PP_TUPLE_ELEM(5, 4, state))
- # endif
- #
- # define BOOST_PP_ARRAY_INSERT_P_I(_i, _ii, _iii, res, arr) BOOST_PP_NOT_EQUAL(BOOST_PP_ARRAY_SIZE(res), BOOST_PP_INC(BOOST_PP_ARRAY_SIZE(arr)))
- #
- # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
- # define BOOST_PP_ARRAY_INSERT_O(d, state) BOOST_PP_ARRAY_INSERT_O_I state
- # else
- # define BOOST_PP_ARRAY_INSERT_O(d, state) BOOST_PP_ARRAY_INSERT_O_I(BOOST_PP_TUPLE_ELEM(5, 0, state), BOOST_PP_TUPLE_ELEM(5, 1, state), BOOST_PP_TUPLE_ELEM(5, 2, state), BOOST_PP_TUPLE_ELEM(5, 3, state), BOOST_PP_TUPLE_ELEM(5, 4, state))
- # endif
- #
- # define BOOST_PP_ARRAY_INSERT_O_I(n, i, elem, res, arr) (BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(BOOST_PP_ARRAY_SIZE(res), i), BOOST_PP_INC(n), n), i, elem, BOOST_PP_ARRAY_PUSH_BACK(res, BOOST_PP_IIF(BOOST_PP_NOT_EQUAL(BOOST_PP_ARRAY_SIZE(res), i), BOOST_PP_ARRAY_ELEM(n, arr), elem)), arr)
- #
- # endif
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