Hello Neil, Tuesday, April 7, 2009, 6:13:29 PM, you wrote:
> Calls to System.Cmd.system, i.e. running external console processes. > It's a make system I'm writing, so virtually all the time is spent in > calls to ghc etc. btw, if all that you need is to limit amount of simultaneous System.Cmd.system calls, you may go from opposite side: wrap this call into semaphore: sem = unsafePerformIO$ newQSem numCapabilities mysystem = bracket_ (waitQSem sem) (signalQSem sem) . system and implement para as simple thread population: para = mapM_ forkIO -- Best regards, Bulat mailto:bulat.zigans...@gmail.com _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
