ceph/src/boost/boost/coroutine/detail/setup.hpp

   1
   2 //          Copyright Oliver Kowalke 2009.
   3 // Distributed under the Boost Software License, Version 1.0.
   4 //    (See accompanying file LICENSE_1_0.txt or copy at
   5 //          http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #ifndef BOOST_COROUTINES_DETAIL_SETUP_H
   8 #define BOOST_COROUTINES_DETAIL_SETUP_H
   9
  10 #include <boost/assert.hpp>
  11 #include <boost/config.hpp>
  12 #include <boost/move/move.hpp>
  13 #include <boost/type_traits/decay.hpp>
  14 #include <boost/type_traits/is_convertible.hpp>
  15 #include <boost/type_traits/is_same.hpp>
  16
  17 #include <boost/coroutine/attributes.hpp>
  18 #include <boost/coroutine/detail/coroutine_context.hpp>
  19 #include <boost/coroutine/detail/flags.hpp>
  20
  21 #ifdef BOOST_HAS_ABI_HEADERS
  22 #  include BOOST_ABI_PREFIX
  23 #endif
  24
  25 namespace boost {
  26 namespace coroutines {
  27 namespace detail {
  28
  29 template< typename Fn >
  30 struct setup
  31 {
  32     struct dummy {};
  33
  34     Fn                      fn;
  35     coroutine_context   *   caller;
  36     coroutine_context   *   callee;
  37     attributes              attr;
  38
  39 #ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
  40     setup( Fn fn_,
  41            coroutine_context * caller_,
  42            coroutine_context * callee_,
  43            attributes const& attr_) :
  44         fn( boost::forward< Fn >( fn_) ),
  45         caller( caller_),
  46         callee( callee_),
  47         attr( attr_)
  48     {}
  49 #endif
  50     setup( BOOST_RV_REF( Fn) fn_,
  51            coroutine_context * caller_,
  52            coroutine_context * callee_,
  53            attributes const& attr_,
  54            typename disable_if<
  55                is_same< typename decay< Fn >::type, setup >,
  56                dummy*
  57            >::type = 0) :
  58 #ifdef BOOST_NO_CXX11_RVALUE_REFERENCES
  59         fn( fn_),
  60 #else
  61         fn( boost::forward< Fn >( fn_) ),
  62 #endif
  63         caller( caller_),
  64         callee( callee_),
  65         attr( attr_)
  66     {}
  67 };
  68
  69 }}}
  70
  71 #ifdef BOOST_HAS_ABI_HEADERS
  72 #  include BOOST_ABI_SUFFIX
  73 #endif
  74
  75 #endif // BOOST_COROUTINES_DETAIL_SETUP_H