[Haskell-cafe] NOT Iteratee, ghc 6.12/7.0 strange behaviour -epollControl: permission denied (Operation not permitted)

Bryan O'Sullivan bos at serpentine.com
Thu Mar 31 20:37:07 CEST 2011

On Thu, Mar 31, 2011 at 11:19 AM, Michael A Baikov <pacak at bk.ru> wrote:

> import System.Posix.IO
> import GHC.Conc
> main = do
>    fd <- openFd "/etc/passwd" ReadOnly Nothing defaultFileFlags
>    threadWaitRead fd        -- the big bang happens right here.
>    closeFd fd

There were a couple of bugs in event manager that we fixed some time during
the 7.0.2 or 7.0.3 release cycle. So if you're not running 7.0.3, please do.
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