Hello Andrew, Thursday, March 27, 2008, 12:27:47 PM, you wrote:
>> plus a b = unsafePerformIO (modifyIORef counter (+1)) `seq` a+b > Erm... might it be better to use an MVar? (To avoid lost updates if > there are multiple render threads.) you are right, IORef is appropriate only for single-threaded program -- Best regards, Bulat mailto:[EMAIL PROTECTED] _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
