[Haskell-beginners] Re: how to read file with locking

Brandon S Allbery KF8NH allbery at ece.cmu.edu
Tue Oct 12 07:31:53 EDT 2010


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On 10/11/10 01:14 , Jimmy Wylie wrote:
>     I don't think I quite understand. How is withFile exception-safe? Under
> the covers it's using openFile. I was under the impression withFile was just

Under the covers it's also using Control.Exception.bracket, which you should
probably look at.

- -- 
brandon s. allbery     [linux,solaris,freebsd,perl]      allbery at kf8nh.com
system administrator  [openafs,heimdal,too many hats]  allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university      KF8NH
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