patch applied (cabal-install): Add PackageInstalledConstraint to the PackageConstraint type

Mon Dec 15 19:05:52 EST 2008

Mon Dec 15 14:45:38 PST 2008  Duncan Coutts <duncan at haskell.org>
  * Add PackageInstalledConstraint to the PackageConstraint type
  This should be useful for things like preventing upgrading
  the base package for ghc.

    M ./Distribution/Client/Dependency/TopDown.hs -1 +36
    M ./Distribution/Client/Dependency/Types.hs +1

View patch online:
http://darcs.haskell.org/cabal-install/_darcs/patches/20081215224538-adfee-45a7798f026a7305bb725e7a865d30010073f8a1.gz