[Haskell-cafe] forkProcess, forkIO, and multithreaded runtime

Kazu Yamamoto ( 山本和彦 ) kazu at iij.ad.jp
Mon Oct 15 11:23:18 CEST 2012


> Having looked through the code for the process package a bit, my
> initial guess is that this is being caused by a signal being sent to the child
> process, but I'm not familiar enough with the inner workings to confirm or
> disprove this guess.

To remove that comment for finally, you need the following:

	_ <- installHandler sigCHLD Ignore Nothing

Put this line into the beginning of the main. And import necessary
things from System.Posix.Signals.


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