patch applied (packages/Cabal): Fail better when using haddock 2.x and the --hoogle flag

[Ian Lynagh]

Mon Jun  9 12:05:55 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Fail better when using haddock 2.x and the --hoogle flag
  Fixes ticket #249

    M ./Distribution/Simple/Haddock.hs -3 +6

View patch online:
http://darcs.haskell.org/packages/Cabal/_darcs/patches/20080609190555-adfee-8fc417e21f0ccfe628fb84b640563ae7ae611a07.gz