ceph/src/boost/libs/local_function/include/boost/local_function/aux_/preprocessor/traits/bind.hpp

   1
   2 // Copyright (C) 2009-2012 Lorenzo Caminiti
   3 // Distributed under the Boost Software License, Version 1.0
   4 // (see accompanying file LICENSE_1_0.txt or a copy at
   5 // http://www.boost.org/LICENSE_1_0.txt)
   6 // Home at http://www.boost.org/libs/local_function
   7
   8 #ifndef BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_HPP_
   9 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_HPP_
  10
  11 #include <boost/preprocessor/tuple/elem.hpp>
  12
  13 // PRIVATE //
  14
  15 // Non-this bind is 2-tuple `(name_without_type, name_with_type)`.
  16 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_WITHOUT_TYPE_ 0
  17 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_WITH_TYPE_    1
  18 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_MAX_          2
  19
  20 // This bind is 1-typle `([type_] EMPTY)`.
  21 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_THIS_TRAITS_INDEX_TYPE_    0
  22 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_THIS_TRAITS_INDEX_MAX_     1
  23
  24 // PUBLIC //
  25
  26 // Expand: `[&] var_`.
  27 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITHOUT_TYPE(bind_traits) \
  28     BOOST_PP_TUPLE_ELEM(BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_MAX_, \
  29             BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_WITHOUT_TYPE_, \
  30             bind_traits)
  31
  32 // Expand: `[type_ [&] var_]` (EMPTY if no type_ specified).
  33 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_VAR_WITH_TYPE(bind_traits) \
  34     BOOST_PP_TUPLE_ELEM(BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_MAX_, \
  35             BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_INDEX_WITH_TYPE_, \
  36             bind_traits)(/* expand EMPTY */)
  37
  38 // Expand: `[type_]` (EMPTY if no type_ specified).
  39 #define BOOST_LOCAL_FUNCTION_AUX_PP_BIND_TRAITS_THIS_TYPE(bind_this_traits) \
  40     BOOST_PP_TUPLE_ELEM( \
  41             BOOST_LOCAL_FUNCTION_AUX_PP_BIND_THIS_TRAITS_INDEX_MAX_, \
  42             BOOST_LOCAL_FUNCTION_AUX_PP_BIND_THIS_TRAITS_INDEX_TYPE_, \
  43             bind_this_traits)(/* expand EMPTY */)
  44
  45 #endif // #include guard
  46