1 | # /* Copyright (C) 2001 |
2 | # * Housemarque Oy |
3 | # * http://www.housemarque.com |
4 | # * |
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 | # /* Revised by Paul Mensonides (2002) */ |
11 | # |
12 | # /* See http://www.boost.org for most recent version. */ |
13 | # |
14 | # ifndef BOOST_PREPROCESSOR_LIST_TO_TUPLE_HPP |
15 | # define BOOST_PREPROCESSOR_LIST_TO_TUPLE_HPP |
16 | # |
17 | # include <boost/preprocessor/config/config.hpp> |
18 | # include <boost/preprocessor/list/enum.hpp> |
19 | # include <boost/preprocessor/control/iif.hpp> |
20 | # |
21 | # /* BOOST_PP_LIST_TO_TUPLE */ |
22 | # |
23 | # define BOOST_PP_LIST_TO_TUPLE(list) \ |
24 | BOOST_PP_IIF \ |
25 | ( \ |
26 | BOOST_PP_LIST_IS_NIL(list), \ |
27 | BOOST_PP_LIST_TO_TUPLE_EMPTY, \ |
28 | BOOST_PP_LIST_TO_TUPLE_DO \ |
29 | ) \ |
30 | (list) \ |
31 | /**/ |
32 | # define BOOST_PP_LIST_TO_TUPLE_EMPTY(list) |
33 | # |
34 | # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() |
35 | # define BOOST_PP_LIST_TO_TUPLE_DO(list) (BOOST_PP_LIST_ENUM(list)) |
36 | # else |
37 | # define BOOST_PP_LIST_TO_TUPLE_DO(list) BOOST_PP_LIST_TO_TUPLE_I(list) |
38 | # define BOOST_PP_LIST_TO_TUPLE_I(list) (BOOST_PP_LIST_ENUM(list)) |
39 | # endif |
40 | # |
41 | # /* BOOST_PP_LIST_TO_TUPLE_R */ |
42 | # |
43 | # define BOOST_PP_LIST_TO_TUPLE_R(r, list) \ |
44 | BOOST_PP_IIF \ |
45 | ( \ |
46 | BOOST_PP_LIST_IS_NIL(list), \ |
47 | BOOST_PP_LIST_TO_TUPLE_R_EMPTY, \ |
48 | BOOST_PP_LIST_TO_TUPLE_R_DO \ |
49 | ) \ |
50 | (r, list) \ |
51 | /**/ |
52 | # define BOOST_PP_LIST_TO_TUPLE_R_EMPTY(r,list) |
53 | # |
54 | # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() |
55 | # define BOOST_PP_LIST_TO_TUPLE_R_DO(r, list) (BOOST_PP_LIST_ENUM_R(r, list)) |
56 | # else |
57 | # define BOOST_PP_LIST_TO_TUPLE_R_DO(r, list) BOOST_PP_LIST_TO_TUPLE_R_I(r, list) |
58 | # define BOOST_PP_LIST_TO_TUPLE_R_I(r, list) (BOOST_PP_LIST_ENUM_R(r, list)) |
59 | # endif |
60 | # |
61 | # endif |
62 | |