[GHC] #2451: New signal-handling API

[GHC]

#2451: New signal-handling API
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    Reporter:  simonmar          |       Owner:  simonmar        
        Type:  task              |      Status:  new             
    Priority:  highest           |   Milestone:  7.8.1           
   Component:  libraries/unix    |     Version:  6.8.3           
    Keywords:                    |          Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown    
  Difficulty:  Unknown           |    Testcase:                  
   Blockedby:                    |    Blocking:                  
     Related:                    |  
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Comment(by simonmar):

 I think this is ok, but I'm surprised you didn't also have to export
 `SignalInfo(..)` and `SignalSpecificInfo(..)` (we'll definitely need these
 too, otherwise `CatchInfo` and `CatchInfoOnce` aren't very useful).

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2451#comment:35>
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