Re: RFC: Too many race conditions.

[David Daney <ddaney at avtrex dot com>]

Florian Weimer wrote:
> * David Daney:
>
>   
> > I have been thinking about:
> >
> > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29604
> >
> > My inclination is to do nothing.  My analysis (int the bug report),
> > makes me think that to fix the race, all I/O operations would have to
> > enter  a  synchronized block twice.  This would create a tremendous
> > overhead.
> >
> > Opinions?
> >     
>
> | Any thread currently blocked in an I/O operation upon this socket
> | will throw a SocketException.
>
> <http://java.sun.com/j2se/1.4.2/docs/api/java/net/Socket.html#close()>
>
> This requires a fairly elaborate wrapper anyway. 8-(
>   
For the most part I think we handle the asynchronous close on a Socket 
correctly.  It is the race in all I/O code when close is called from a 
different thread than other I/O operations that concerns me.

David Daney