projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | # /* ************************************************************************** |
| 2 | # * * | |
| 3 | # * (C) Copyright Edward Diener 2013. | |
| 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_TUPLE_POP_FRONT_HPP | |
| 13 | # define BOOST_PREPROCESSOR_TUPLE_POP_FRONT_HPP | |
| 14 | # | |
| 15 | # include <boost/preprocessor/config/config.hpp> | |
| 7c673cae FG |
16 | # include <boost/preprocessor/array/pop_front.hpp> |
| 17 | # include <boost/preprocessor/array/to_tuple.hpp> | |
| 18 | # include <boost/preprocessor/comparison/greater.hpp> | |
| 19 | # include <boost/preprocessor/control/iif.hpp> | |
| 20 | # include <boost/preprocessor/tuple/size.hpp> | |
| 21 | # include <boost/preprocessor/tuple/to_array.hpp> | |
| 22 | # | |
| 23 | # | |
| 24 | # /* BOOST_PP_TUPLE_POP_FRONT */ | |
| 25 | # | |
| 26 | # define BOOST_PP_TUPLE_POP_FRONT(tuple) \ | |
| 92f5a8d4 TL |
27 | BOOST_PP_IIF \ |
| 28 | ( \ | |
| 29 | BOOST_PP_GREATER(BOOST_PP_TUPLE_SIZE(tuple),1), \ | |
| 30 | BOOST_PP_TUPLE_POP_FRONT_EXEC, \ | |
| 31 | BOOST_PP_TUPLE_POP_FRONT_RETURN \ | |
| 32 | ) \ | |
| 33 | (tuple) \ | |
| 7c673cae FG |
34 | /**/ |
| 35 | # | |
| 36 | # define BOOST_PP_TUPLE_POP_FRONT_EXEC(tuple) \ | |
| 92f5a8d4 | 37 | BOOST_PP_ARRAY_TO_TUPLE(BOOST_PP_ARRAY_POP_FRONT(BOOST_PP_TUPLE_TO_ARRAY(tuple))) \ |
| 7c673cae FG |
38 | /**/ |
| 39 | # | |
| 40 | # define BOOST_PP_TUPLE_POP_FRONT_RETURN(tuple) tuple | |
| 41 | # | |
| 42 | # /* BOOST_PP_TUPLE_POP_FRONT_Z */ | |
| 43 | # | |
| 44 | # define BOOST_PP_TUPLE_POP_FRONT_Z(z, tuple) \ | |
| 92f5a8d4 TL |
45 | BOOST_PP_IIF \ |
| 46 | ( \ | |
| 47 | BOOST_PP_GREATER(BOOST_PP_TUPLE_SIZE(tuple),1), \ | |
| 48 | BOOST_PP_TUPLE_POP_FRONT_Z_EXEC, \ | |
| 49 | BOOST_PP_TUPLE_POP_FRONT_Z_RETURN \ | |
| 50 | ) \ | |
| 51 | (z, tuple) \ | |
| 7c673cae FG |
52 | /**/ |
| 53 | # | |
| 54 | # define BOOST_PP_TUPLE_POP_FRONT_Z_EXEC(z, tuple) \ | |
| 92f5a8d4 | 55 | BOOST_PP_ARRAY_TO_TUPLE(BOOST_PP_ARRAY_POP_FRONT_Z(z, BOOST_PP_TUPLE_TO_ARRAY(tuple))) \ |
| 7c673cae FG |
56 | /**/ |
| 57 | # | |
| 58 | # define BOOST_PP_TUPLE_POP_FRONT_Z_RETURN(z, tuple) tuple | |
| 59 | # | |
| 7c673cae | 60 | # endif // BOOST_PREPROCESSOR_TUPLE_POP_FRONT_HPP |