> From: Gregory Collins <[email protected]> > Sent: Thu, March 31, 2011 5:03:09 AM > > I find this behaviour a little annoying. Sometimes I *want* the thread > to block indefinitely! I.e. I want it to block until it receives a > KillThread exception. Is there a better way to accomplish that without > waiting on an MVar which will never fill? As a workaround what I've > been doing lately is stashing another reference to the mvar somewhere > else (I'm guessing the trigger condition for > "BlockedIndefinitelyOnMVar" is "blocked and mvar refcount == 1").
If you plan to send an exception, you must have the ThreadId saved elsewhere, which should prevent the BlockedIndefinitelyOnMVar exception. http://www.haskell.org/ghc/docs/latest/html/libraries/base-4.3.1.0/Control-Concurrent.html#t:ThreadId Brandon _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
