[Haskell-cafe] Re: Hugsvs GHC (again)was: Re: Somerandomnewbiequestions
Keean Schupke
k.schupke at imperial.ac.uk
Fri Jan 21 07:33:40 EST 2005
Glynn Clements wrote:
> The central issue is that the Unix API doesn't distinguish between
>
>cases 1 and 2 when it comes to non-blocking I/O, asynchronous I/O,
>select/poll etc. [OTOH, NT overlapped I/O and certain Unix extensions
>do distinguish these cases, i.e. data is only "available" when it's in
>physical RAM.]
>
>
>
This is in direct contradiction to the documentation for select. Select
specifically says it returns if a handle in the read list would _not_ block
on a read call.
Keean.
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