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

   1 /*
   2   A thread-safe version of Boost.Signals.
   3
   4   Author: Frank Mori Hess <fmhess@users.sourceforge.net>
   5   Begin: 2007-01-23
   6 */
   7 // Copyright Frank Mori Hess 2007-2008
   8 // Use, modification and
   9 // distribution is subject to the Boost Software License, Version
  10 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  11 // http://www.boost.org/LICENSE_1_0.txt)
  12
  13 // For more information, see http://www.boost.org
  14
  15 #ifndef BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP
  16 #define BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP
  17
  18 #include <boost/preprocessor/arithmetic.hpp>
  19 #include <boost/preprocessor/cat.hpp>
  20 #include <boost/preprocessor/control/expr_if.hpp>
  21 #include <boost/preprocessor/iteration.hpp>
  22 #include <boost/preprocessor/repetition.hpp>
  23 #include <boost/signals2/detail/preprocessed_arg_type.hpp>
  24 #include <boost/type_traits/add_reference.hpp>
  25 #include <boost/type_traits/is_void.hpp>
  26 #include <boost/utility/enable_if.hpp>
  27
  28 #define BOOST_PP_ITERATION_LIMITS (0, BOOST_SIGNALS2_MAX_ARGS)
  29 #define BOOST_PP_FILENAME_1 <boost/signals2/detail/signal_template.hpp>
  30 #include BOOST_PP_ITERATE()
  31
  32 namespace boost
  33 {
  34   namespace signals2
  35   {
  36     template<typename Signature,
  37       typename Combiner = optional_last_value<typename boost::function_traits<Signature>::result_type>,
  38       typename Group = int,
  39       typename GroupCompare = std::less<Group>,
  40       typename SlotFunction = function<Signature>,
  41       typename ExtendedSlotFunction = typename detail::extended_signature<function_traits<Signature>::arity, Signature>::function_type,
  42       typename Mutex = mutex >
  43     class signal: public detail::signalN<function_traits<Signature>::arity,
  44       Signature, Combiner, Group, GroupCompare, SlotFunction, ExtendedSlotFunction, Mutex>::type
  45     {
  46     private:
  47       typedef typename detail::signalN<boost::function_traits<Signature>::arity,
  48         Signature, Combiner, Group, GroupCompare, SlotFunction, ExtendedSlotFunction, Mutex>::type base_type;
  49     public:
  50       signal(const Combiner &combiner_arg = Combiner(), const GroupCompare &group_compare = GroupCompare()):
  51         base_type(combiner_arg, group_compare)
  52       {}
  53 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && BOOST_WORKAROUND(BOOST_MSVC, < 1800)
  54       signal(signal && other) : base_type(std::move(other)) {}
  55       signal & operator=(signal && other) { base_type::operator=(std::move(other)); return *this; }
  56 #endif
  57     };
  58   }
  59 }
  60
  61 #endif // BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP