[GHC] #7216: Compositional blocking on file descriptors

[GHC]

#7216: Compositional blocking on file descriptors
-------------------------------+--------------------------------------------
  Reporter:  AndreasVoellmy    |          Owner:                  
      Type:  feature request   |         Status:  closed          
  Priority:  normal            |      Milestone:  7.8.1           
 Component:  libraries/base    |        Version:  7.4.2           
Resolution:  fixed             |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown      |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:                  
-------------------------------+--------------------------------------------

Comment(by AndreasVoellmy):

 The previous patches did not actually expose the new functions in any
 public module. The attached patch exports these functions in
 Control.Concurrent, which is where the threadWaitRead and threadWaitWrite
 functions are exported.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7216#comment:8>
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