patch applied (cabal-branches/cabal-1.8): MERGED: Get the correct value of $topdir on Windows with GHC 6.12.1

[Ian Lynagh]

Thu Feb  4 05:29:38 PST 2010  Ian Lynagh <igloo at earth.li>
  * MERGED: Get the correct value of $topdir on Windows with GHC 6.12.1
  Ian Lynagh <igloo at earth.li>**20091230204613
  
  This doesn't full merge the patch, as partly it changed an interface in
  order to refactor.

    M ./Distribution/Simple/GHC.hs -2 +7

View patch online:
http://darcs.haskell.org/cabal-branches/cabal-1.8/_darcs/patches/20100204132938-3fd76-dfcbe68b399f9c83ebaa893493b059a6fad39d30.gz