how to terminate an external program after timeout?
dmp at rice.edu
Thu Sep 9 11:01:11 EDT 2010
On Sep 9, 2010, at 6:37 AM, Simon Marlow wrote:
> On 09/09/2010 10:39, Christian Maeder wrote:
>> Christian Maeder schrieb:
>>> we call from our haskell application the metis prover via
>>> System.Process.readProcessWithExitCode "metis" filename ""
>>> However, we are not able to get rid of this process if metis does not
>>> terminate by itself. In particular, wrapping this call into a
>>> System.Timeout.timeout does not work.
>> timeout works so far as it is possible to start another action, but the
>> continuing metis process still blocks the whole system.
>>> Any suggestions how we should handle this ideally portably but first of
>>> all under unix. (ghc-6.12.3)
> Take a look at the timeout program in GHC's test suite:
In case it's not obvious, I believe this has to be compiled with -threaded to get the desired behavior.
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