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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 |