Messages in this thread | | | Date | Fri, 19 Jul 2002 20:59:30 -0700 | From | dank@kegel ... | Subject | Re: [PATCH] 'select' failure or signal should not update timeout |
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Alan Cox wrote: > > <http://www.opengroup.org/onlinepubs/007904975/functions/select.html> > > says that 'select' may modify its timeout argument only "upon > > successful completion". However, the Linux kernel sometimes modifies > > the timeout argument even when 'select' fails or is interrupted. > > This is extremely useful behaviour. POSIX is broken here.
I tried to make use of this behavior back in 2.2 days, I think, and ran into trouble. The time remaining wasn't quite right, I seem to recall, making this nifty feature less useful. I've since given up on it.
> Fix it in the C library or somewhere it doesn't harm the clueful
Can you give an example of a clueful package that makes use of this feature and would be harmed if select() suddenly became posix-compliant?
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