Re: [Boost-bugs] [Boost C++ Libraries] #5021: io_service destructor hangs on Mac OS X

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #5021: io_service destructor hangs on Mac OS X
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2011-01-22 10:55:57

#5021: io_service destructor hangs on Mac OS X
------------------------------------------------+---------------------------
  Reporter:  Remko Tronçon <remko@…>            |       Owner:  chris_kohlhoff
      Type:  Bugs                               |      Status:  new           
 Milestone:  To Be Determined                   |   Component:  asio          
   Version:  Boost 1.45.0                       |    Severity:  Problem       
Resolution:                                     |    Keywords:                
------------------------------------------------+---------------------------

Comment (by chris_kohlhoff):

 Hmmm, if it's kqueue related, perhaps the interrupter's descriptor needs
 to be explicitly removed from the kqueue before closing:

 {{{

 --- kqueue_reactor.ipp  24 Oct 2010 04:03:09 -0000      1.1.2.7
 +++ kqueue_reactor.ipp  22 Jan 2011 10:52:47 -0000
 @@ -54,6 +54,11 @@

  kqueue_reactor::~kqueue_reactor()
  {
 +  struct kevent event;
 +  BOOST_ASIO_KQUEUE_EV_SET(&event, interrupter_.read_descriptor(),
 +      EVFILT_READ, EV_DELETE, 0, 0, &interrupter_);
 +  ::kevent(kqueue_fd_, &event, 1, 0, 0, 0);
 +
    close(kqueue_fd_);
  }
 }}}

 Just a stab in the dark really, but probably worth trying.

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/5021#comment:13>
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