Hi Jacob,
Thanks for the reply, I've got a couple options to consider so hopefully I
can get something that works here pretty quickly.
Best regards,
Curt.
On Fri, Aug 27, 2010 at 10:44 PM, Jacob Burbach <[email protected]> wrote:
> > I know I can use select() to check if the file descriptor is ready for a
> > write(), but that would still not be a way to determine if the file
> > descriptor is ready for the size of my particular write() and ensure that
> my
> > write() will return in a timely fashion ... it seems like it would still
> > leave me open for potential trouble or potential unwanted time delays.
> >
> I'm no expert and can't answer all your questions or give best design
> advice...but. If your using non blocking IO and select signals a write
> is available, then that write should always return in a timely
> fashion. Like you said there though, select won't tell you how much
> can be written, nor does the write call guarantee it will write
> everything you give it. As usual when doing non-blocking asynchronous
> type stuff, it will be up to you to do the book keeping and send any
> remaining data in subsequent writes. Though I seem to recall there may
> be some ioctl calls available that actually tell you how much data is
> ready for reading or writing on a file descriptor, but can't recall
> off hand...may well be platform/os/arch specific.
>
> cheers
>
>
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--
Curtis Olson: http://baron.flightgear.org/~curt/
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