[Haskell-cafe] how to catch keyboard interrupts?
bulat.ziganshin at gmail.com
Sat Feb 23 16:40:25 EST 2008
Saturday, February 23, 2008, 11:35:35 PM, you wrote:
>> mysighandler =
>> Catch (do hPutStrLn stderr "caught a signal!"
>> fail "Interrupt!")
> scheme calculation doesn't get interrupted at all! I see in the
> System.Posix.Signals documentation that the signal handler gets
> invoked in a new thread; is this the source of the problem?
yes, fail kills only this thread :)
you should store thread id of thread running interpreter and send
async exception to it. control.concurrent is probably contains all
Bulat mailto:Bulat.Ziganshin at gmail.com
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