require 'formula' class HaskellPlatform < Formula homepage 'http://hackage.haskell.org/platform/' url 'http://lambda.haskell.org/platform/download/2012.2.0.0/haskell-platform-2012.2.0.0.tar.gz' sha1 '91405b8d864d35d90effb9aac3ad9309ea6d86a7' depends_on 'ghc' def install # libdir doesn't work if passed to configure, needs to be passed to make install system "./configure", "--prefix=#{prefix}", "--enable-unsupported-ghc-version" system %Q(EXTRA_CONFIGURE_OPTS="--libdir=#{lib}/ghc" make install) end def caveats; <<-EOS.undent Run `cabal update` to initialize the package list. If you are replacing a previous version of haskell-platform, you may want to unregister packages belonging to the old version. You can find broken packages using: ghc-pkg check --simple-output You can uninstall them using: ghc-pkg check --simple-output | xargs -n 1 ghc-pkg unregister --force EOS end end