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1 | # /* ************************************************************************** |
2 | # * * | |
3 | # * (C) Copyright Paul Mensonides 2002. | |
4 | # * Distributed under the Boost Software License, Version 1.0. (See | |
5 | # * accompanying file LICENSE_1_0.txt or copy at | |
6 | # * http://www.boost.org/LICENSE_1_0.txt) | |
7 | # * * | |
8 | # ************************************************************************** */ | |
9 | # | |
10 | # /* See http://www.boost.org for most recent version. */ | |
11 | # | |
12 | # ifndef BOOST_PREPROCESSOR_ARRAY_INSERT_HPP | |
13 | # define BOOST_PREPROCESSOR_ARRAY_INSERT_HPP | |
14 | # | |
15 | # include <boost/preprocessor/arithmetic/inc.hpp> | |
16 | # include <boost/preprocessor/array/elem.hpp> | |
17 | # include <boost/preprocessor/array/push_back.hpp> | |
18 | # include <boost/preprocessor/array/size.hpp> | |
19 | # include <boost/preprocessor/comparison/not_equal.hpp> | |
20 | # include <boost/preprocessor/control/deduce_d.hpp> | |
21 | # include <boost/preprocessor/control/iif.hpp> | |
22 | # include <boost/preprocessor/control/while.hpp> | |
23 | # include <boost/preprocessor/tuple/elem.hpp> | |
24 | # | |
25 | # /* BOOST_PP_ARRAY_INSERT */ | |
26 | # | |
27 | # define BOOST_PP_ARRAY_INSERT(array, i, elem) BOOST_PP_ARRAY_INSERT_I(BOOST_PP_DEDUCE_D(), array, i, elem) | |
28 | # define BOOST_PP_ARRAY_INSERT_I(d, array, i, elem) BOOST_PP_ARRAY_INSERT_D(d, array, i, elem) | |
29 | # | |
30 | # /* BOOST_PP_ARRAY_INSERT_D */ | |
31 | # | |
32 | # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() | |
33 | # 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))) | |
34 | # else | |
35 | # define BOOST_PP_ARRAY_INSERT_D(d, array, i, elem) BOOST_PP_ARRAY_INSERT_D_I(d, array, i, elem) | |
36 | # 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))) | |
37 | # endif | |
38 | # | |
39 | # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT() | |
40 | # define BOOST_PP_ARRAY_INSERT_P(d, state) BOOST_PP_ARRAY_INSERT_P_I state | |
41 | # else | |
42 | # 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)) | |
43 | # endif | |
44 | # | |
45 | # 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))) | |
46 | # | |
47 | # if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT() | |
48 | # define BOOST_PP_ARRAY_INSERT_O(d, state) BOOST_PP_ARRAY_INSERT_O_I state | |
49 | # else | |
50 | # 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)) | |
51 | # endif | |
52 | # | |
53 | # 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) | |
54 | # | |
55 | # endif |