Method init

extern/boost/boost/thread/future.hpp:969–976

          }

          void init(BOOST_THREAD_FWD_REF(Fp) f)
          {
#ifdef BOOST_THREAD_FUTURE_BLOCKING
            this->thr_ = boost::thread(&future_async_shared_state::run, static_shared_from_this(this), boost::forward<Fp>(f));
#else
            boost::thread(&future_async_shared_state::run, static_shared_from_this(this), boost::forward<Fp>(f)).detach();
#endif
          }

          static void run(shared_ptr<future_async_shared_state> that, BOOST_THREAD_FWD_REF(Fp) f)
          {