ceph/src/boost/libs/preprocessor/include/boost/preprocessor/punctuation/is_begin_parens.hpp

   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 BOOST_PREPROCESSOR_IS_BEGIN_PARENS_HPP
  13 # define BOOST_PREPROCESSOR_IS_BEGIN_PARENS_HPP
  14
  15 # include <boost/preprocessor/config/config.hpp>
  16
  17 #if BOOST_PP_VARIADICS
  18
  19 #include <boost/preprocessor/punctuation/detail/is_begin_parens.hpp>
  20
  21 #if BOOST_PP_VARIADICS_MSVC && _MSC_VER <= 1400
  22
  23 #define BOOST_PP_IS_BEGIN_PARENS(param) \
  24     BOOST_PP_DETAIL_IBP_SPLIT \
  25       ( \
  26       0, \
  27       BOOST_PP_DETAIL_IBP_CAT \
  28         ( \
  29         BOOST_PP_DETAIL_IBP_IS_VARIADIC_R_, \
  30         BOOST_PP_DETAIL_IBP_IS_VARIADIC_C param \
  31         ) \
  32       ) \
  33 /**/
  34
  35 #else
  36
  37 #define BOOST_PP_IS_BEGIN_PARENS(...) \
  38     BOOST_PP_DETAIL_IBP_SPLIT \
  39       ( \
  40       0, \
  41       BOOST_PP_DETAIL_IBP_CAT \
  42         ( \
  43         BOOST_PP_DETAIL_IBP_IS_VARIADIC_R_, \
  44         BOOST_PP_DETAIL_IBP_IS_VARIADIC_C __VA_ARGS__ \
  45         ) \
  46       ) \
  47 /**/
  48
  49 #endif /* BOOST_PP_VARIADICS_MSVC && _MSC_VER <= 1400 */
  50 #endif /* BOOST_PP_VARIADICS */
  51 #endif /* BOOST_PREPROCESSOR_IS_BEGIN_PARENS_HPP */