Re: Interrupt

[David Sugar]

To get timing to be correct, you need to use the latest savannah cvs (1.1 
tree), but also the Conditional object includes it's own mutex object.  
Hence, you would use conditional->enterMutex() rather than a foreign mutex.

On Sunday 21 December 2003 09:04 pm, Julie Russell wrote:
> Hi David,
>
> Thanks for your reply. I have now tried to implement a Conditional, however
> I can't find an example of this anywhere. I tried doing this:
>
> mutex->enterMutex();
> conditional->wait(20000); (timeout in 20 secs)
> mutex->leaveMutex();
>
> however it doesn't appear to wait 20 seconds... Can you post a basic
> example of how this conditional is implemented. That would help a lot. I
> passed the conditional from the class that calls the signal, saw an example
> of a wait that did that.
>
> Regards,
> Julie.
>
> > -----Original Message-----
> > From: David Sugar [mailto:address@hidden
> > Sent: Saturday, 20 December 2003 10:39 PM
> > To: Julie Russell; address@hidden Org
> > Subject: Re: Interrupt
> >
> >
> > *This message was transferred with a trial version of CommuniGate(tm)
> > Pro* One way to do this is to sleep the thread on a "conditional", and
> > then use a
> > signal to "wake" it early.  This of course only works on pthread/posix
> > systems.  The nearest equiv. in w32 is to use a timed semaphore wait, but
> > that is not supported in pthreads :).  I suppose we could construct an
> > alrernate sleep object that uses one or the other method based on
> > the target,
> > like was done for the Buffer class....
> >
> > On Friday 19 December 2003 01:40 am, Julie Russell wrote:
> > > Hi there,
> > >
> > > I want to interrupt a thread from it's sleeping process, yet I
> >
> > can't seem
> >
> > > to see an interrupt method in the documentation. Is there one,
> >
> > and if I use
> >
> > > it, does it stop sleeping and resume the next line of execution, or how
> > > does it work?
> > >
> > > Thanks in advance,
> > > Julie.
> > >
> > >
> > >
> > >
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>
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