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_SEQ_REPLACE_HPP |
13 | # define BOOST_PREPROCESSOR_SEQ_REPLACE_HPP |
14 | # |
15 | # include <boost/preprocessor/arithmetic/dec.hpp> |
16 | # include <boost/preprocessor/arithmetic/inc.hpp> |
17 | # include <boost/preprocessor/config/config.hpp> |
18 | # include <boost/preprocessor/comparison/equal.hpp> |
19 | # include <boost/preprocessor/control/iif.hpp> |
20 | # include <boost/preprocessor/seq/first_n.hpp> |
21 | # include <boost/preprocessor/seq/rest_n.hpp> |
22 | # include <boost/preprocessor/seq/size.hpp> |
23 | # |
24 | # /* BOOST_PP_SEQ_REPLACE */ |
25 | # |
26 | # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() |
27 | # define BOOST_PP_SEQ_REPLACE(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i) |
28 | # else |
29 | # define BOOST_PP_SEQ_REPLACE(seq, i, elem) BOOST_PP_SEQ_REPLACE_I(seq, i, elem) |
30 | # define BOOST_PP_SEQ_REPLACE_I(seq, i, elem) BOOST_PP_SEQ_FIRST_N(i, seq) (elem) BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i) |
31 | # endif |
32 | # |
33 | # define BOOST_PP_SEQ_REPLACE_DETAIL_REST_EMPTY(seq, i) |
34 | # define BOOST_PP_SEQ_REPLACE_DETAIL_REST_VALID(seq, i) BOOST_PP_SEQ_REST_N(BOOST_PP_INC(i), seq) |
35 | # define BOOST_PP_SEQ_REPLACE_DETAIL_REST(seq, i) \ |
36 | BOOST_PP_IIF \ |
37 | ( \ |
38 | BOOST_PP_EQUAL(i,BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq))), \ |
39 | BOOST_PP_SEQ_REPLACE_DETAIL_REST_EMPTY, \ |
40 | BOOST_PP_SEQ_REPLACE_DETAIL_REST_VALID \ |
41 | ) \ |
42 | (seq, i) \ |
43 | /**/ |
44 | # |
45 | # endif |
46 | |