remove_parens.hpp

00001 # /* **************************************************************************
00002 #  *                                                                          *
00003 #  *     (C) Copyright Edward Diener 2014.
00004 #  *     Distributed under the Boost Software License, Version 1.0. (See
00005 #  *     accompanying file LICENSE_1_0.txt or copy at
00006 #  *     http://www.boost.org/LICENSE_1_0.txt)
00007 #  *                                                                          *
00008 #  ************************************************************************** */
00009 #
00010 # /* See http://www.boost.org for most recent version. */
00011 #
00012 #ifndef MSGPACK_PREPROCESSOR_REMOVE_PARENS_HPP
00013 #define MSGPACK_PREPROCESSOR_REMOVE_PARENS_HPP
00014 
00015 #include <msgpack/preprocessor/config/config.hpp>
00016 
00017 #if MSGPACK_PP_VARIADICS
00018 
00019 #include <msgpack/preprocessor/control/iif.hpp>
00020 #include <msgpack/preprocessor/facilities/identity.hpp>
00021 #include <msgpack/preprocessor/punctuation/is_begin_parens.hpp>
00022 #include <msgpack/preprocessor/tuple/enum.hpp>
00023 
00024 #define MSGPACK_PP_REMOVE_PARENS(param) \
00025     MSGPACK_PP_IIF \
00026       ( \
00027       MSGPACK_PP_IS_BEGIN_PARENS(param), \
00028       MSGPACK_PP_REMOVE_PARENS_DO, \
00029       MSGPACK_PP_IDENTITY \
00030       ) \
00031     (param)() \
00032 /**/
00033 
00034 #define MSGPACK_PP_REMOVE_PARENS_DO(param) \
00035   MSGPACK_PP_IDENTITY(MSGPACK_PP_TUPLE_ENUM(param)) \
00036 /**/
00037 
00038 #endif /* MSGPACK_PP_VARIADICS */
00039 #endif /* MSGPACK_PREPROCESSOR_REMOVE_PARENS_HPP */