[GHC] #2808: createDirectoryIfMissing should be atomic

[GHC]

#2808: createDirectoryIfMissing should be atomic
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    Reporter:  EricKow              |        Owner:  simonmar        
        Type:  bug                  |       Status:  new             
    Priority:  normal               |    Milestone:                  
   Component:  libraries/directory  |      Version:  6.10.1          
    Severity:  normal               |   Resolution:                  
    Keywords:                       |   Difficulty:  Unknown         
    Testcase:                       |           Os:  Unknown/Multiple
Architecture:  Unknown/Multiple     |  
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Changes (by simonmar):

  * owner:  => simonmar
  * difficulty:  => Unknown

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2808#comment:3>
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