[GHC] #7008: ghc-pkg's documentation suggests argument to -f is a file

[GHC]

#7008: ghc-pkg's documentation suggests argument to -f is a file
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 Reporter:  adimit             |          Owner:                  
     Type:  bug                |         Status:  new             
 Priority:  normal             |      Component:  ghc-pkg         
  Version:  7.4.2              |       Keywords:  documentation   
       Os:  Unknown/Multiple   |   Architecture:  Unknown/Multiple
  Failure:  Documentation bug  |       Testcase:                  
Blockedby:                     |       Blocking:                  
  Related:                     |  
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 % ghc-pkg --help | grep -- '-f FILE'
    -f FILE --package-conf=FILE   use the specified package config file

 What it actually wants is a directory, like ~/.ghc/*/package.conf.d

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7008>
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