ceph/src/boost/boost/contract/detail/preprocessor/keyword/private.hpp

   1
   2 #ifndef BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_HPP_
   3 #define BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_HPP_
   4
   5 // Copyright (C) 2008-2018 Lorenzo Caminiti
   6 // Distributed under the Boost Software License, Version 1.0 (see accompanying
   7 // file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
   8 // See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
   9
  10 #include <boost/contract/detail/preprocessor/keyword/utility/is.hpp>
  11 #include <boost/preprocessor/cat.hpp>
  12
  13 /* PRIVATE */
  14
  15 // Must expand to a single comma `,` (not local macros, do not #undefine).
  16 #define BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_CAT_TO_COMMAprivate ,
  17
  18 // Must expand to empty `` (not local macros, do not #undefine).
  19 #define BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_CAT_TO_EMPTYprivate
  20
  21 /* PUBLIC */
  22
  23 // Precondition: tokens must start with a token concatenable to a macro name
  24 //               (e.g., a literal or integral token).
  25 #define BOOST_CONTRACT_DETAIL_PP_KEYWORD_IS_PRIVATE(tokens) \
  26     BOOST_CONTRACT_DETAIL_PP_KEYWORD_UTILITY_IS( \
  27             BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_CAT_TO_COMMA, tokens)
  28
  29 // Precondition: tokens must start with `private` (this can be
  30 //               checked with `..._IS_PRIVATE` macro above).
  31 #define BOOST_CONTRACT_DETAIL_PP_KEYWORD_REMOVE_PRIVATE(tokens) \
  32     BOOST_PP_CAT(BOOST_CONTRACT_DETAIL_PP_KEYWORD_PRIVATE_CAT_TO_EMPTY, tokens)
  33
  34 #endif // #include guard
  35