Library for concurrent threads running
Mon, 16 Dec 2002 11:22:31 -0500
Why doesn't Concurrent Haskell suit your needs?
Dusan Kolar wrote:
> My question/wish is maybe naive, but anyway:
> Is there a library (not a language extension, like
> Concurrent Haskell, Glasgow Parallel Haskell, ...) enabling
> to run two functions in parallel, possibly in cascade?
> Something like:
> > testAll (threadStart f1 (threadStart f2 f3))
> > where threadStart :: a -> b -> (WillBe a, WillBe b)
> > where type WillBe is something like Maybe, but
> > changing within a time (mutable values) ~ Processing, Just a, Nothing
> > testAll (Nothing,p) = putStr "No result for f1" >> testPair p
> > testAll (l,(Nothing,r)) = putStr "Noresult for f2" >> testPair (l,r)
> > testAll (l,(ll,Nothing)) = putStr "No result for f3" >> testPair (l,ll)
> > testAll (Just a,p) = putStr ("res of f1: " ++ show a) >> testPair p
> > ...
> > testPair ~ about the same like testAll
> Probably the explanation is not too clear and what I wish
> is out of the language scope (not really functional), but
> I would appreciate something like that. Is there something
> like that for Haskell/Hugs?
> Thx for any ref.