MessagePack for C++
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is_begin_parens.hpp
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1# /* **************************************************************************
2# * *
3# * (C) Copyright Edward Diener 2014.
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 MSGPACK_PREPROCESSOR_DETAIL_IS_BEGIN_PARENS_HPP
13#define MSGPACK_PREPROCESSOR_DETAIL_IS_BEGIN_PARENS_HPP
14
15#if MSGPACK_PP_VARIADICS_MSVC
16
18
19#define MSGPACK_PP_DETAIL_VD_IBP_CAT(a, b) MSGPACK_PP_DETAIL_VD_IBP_CAT_I(a, b)
20#define MSGPACK_PP_DETAIL_VD_IBP_CAT_I(a, b) MSGPACK_PP_DETAIL_VD_IBP_CAT_II(a ## b)
21#define MSGPACK_PP_DETAIL_VD_IBP_CAT_II(res) res
22
23#define MSGPACK_PP_DETAIL_IBP_SPLIT(i, ...) \
24 MSGPACK_PP_DETAIL_VD_IBP_CAT(MSGPACK_PP_DETAIL_IBP_PRIMITIVE_CAT(MSGPACK_PP_DETAIL_IBP_SPLIT_,i)(__VA_ARGS__),MSGPACK_PP_EMPTY()) \
25
26
27#define MSGPACK_PP_DETAIL_IBP_IS_VARIADIC_C(...) 1 1
28
29#else
30
31#define MSGPACK_PP_DETAIL_IBP_SPLIT(i, ...) \
32 MSGPACK_PP_DETAIL_IBP_PRIMITIVE_CAT(MSGPACK_PP_DETAIL_IBP_SPLIT_,i)(__VA_ARGS__) \
33
34
35#define MSGPACK_PP_DETAIL_IBP_IS_VARIADIC_C(...) 1
36
37#endif /* MSGPACK_PP_VARIADICS_MSVC */
38
39#define MSGPACK_PP_DETAIL_IBP_SPLIT_0(a, ...) a
40#define MSGPACK_PP_DETAIL_IBP_SPLIT_1(a, ...) __VA_ARGS__
41
42#define MSGPACK_PP_DETAIL_IBP_CAT(a, ...) MSGPACK_PP_DETAIL_IBP_PRIMITIVE_CAT(a,__VA_ARGS__)
43#define MSGPACK_PP_DETAIL_IBP_PRIMITIVE_CAT(a, ...) a ## __VA_ARGS__
44
45#define MSGPACK_PP_DETAIL_IBP_IS_VARIADIC_R_1 1,
46#define MSGPACK_PP_DETAIL_IBP_IS_VARIADIC_R_MSGPACK_PP_DETAIL_IBP_IS_VARIADIC_C 0,
47
48#endif /* MSGPACK_PREPROCESSOR_DETAIL_IS_BEGIN_PARENS_HPP */