ceph/src/boost/libs/signals2/include/boost/signals2/preprocessed_slot.hpp

   1 // Boost.Signals2 library
   2
   3 // Copyright Frank Mori Hess 2007-2009.
   4 // Copyright Timmo Stange 2007.
   5 // Copyright Douglas Gregor 2001-2004. Use, modification and
   6 // distribution is subject to the Boost Software License, Version
   7 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   8 // http://www.boost.org/LICENSE_1_0.txt)
   9
  10 // For more information, see http://www.boost.org
  11
  12 #ifndef BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
  13 #define BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
  14
  15 #include <boost/preprocessor/repetition.hpp>
  16 #include <boost/signals2/detail/preprocessed_arg_type.hpp>
  17 #include <boost/type_traits/function_traits.hpp>
  18
  19 #ifndef BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS
  20 #define BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS 10
  21 #endif
  22
  23
  24 // template<typename Func, typename BindArgT0, typename BindArgT1, ..., typename BindArgTN-1> slotN(...
  25 #define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR(z, n, data) \
  26   template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
  27   BOOST_SIGNALS2_SLOT_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS)( \
  28     const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)) \
  29   { \
  30     init_slot_function(boost::bind(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n))); \
  31   }
  32 #define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS \
  33   BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR, ~)
  34
  35
  36 #define BOOST_PP_ITERATION_LIMITS (0, BOOST_PP_INC(BOOST_SIGNALS2_MAX_ARGS))
  37 #define BOOST_PP_FILENAME_1 <boost/signals2/detail/slot_template.hpp>
  38 #include BOOST_PP_ITERATE()
  39
  40 #undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR
  41 #undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS
  42
  43 namespace boost
  44 {
  45   namespace signals2
  46   {
  47     template<typename Signature,
  48       typename SlotFunction = boost::function<Signature> >
  49     class slot: public detail::slotN<function_traits<Signature>::arity,
  50       Signature, SlotFunction>::type
  51     {
  52     private:
  53       typedef typename detail::slotN<boost::function_traits<Signature>::arity,
  54         Signature, SlotFunction>::type base_type;
  55     public:
  56       template<typename F>
  57       slot(const F& f): base_type(f)
  58       {}
  59       // bind syntactic sugar
  60 // template<typename F, typename BindArgT0, typename BindArgT1, ..., typename BindArgTn-1> slot(...
  61 #define BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR(z, n, data) \
  62   template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
  63     slot(const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)): \
  64     base_type(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n)) \
  65   {}
  66       BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR, ~)
  67 #undef BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR
  68     };
  69   } // namespace signals2
  70 }
  71
  72 #endif // BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP