[Haskell-cafe] cannot build greencard

Daniel Fischer daniel.is.fischer at web.de
Wed Sep 2 17:41:34 EDT 2009

Am Mittwoch 02 September 2009 23:23:47 schrieb Dan Weston:
> Yet strangely, the last upload was Sun Apr 19 21:42:04 UTC 2009 and
> hackage claims it builds without failure with ghc-6.10.
> And in fact it builds just fine for me, so maybe it is worth finding out
> why it doesn't build for you. Are you using ghc-6.10.4 and the latest
> version of cabal?

He used make, not cabal.
My guess is that the makefiles haven't been updated because we now have Cabal and cabal.
Formerly, Text.PrettyPrint.HughesPJ was in base, now it's in pretty, since --make is none 
of the HC_OPTIONS in the makefiles, ghc can't find HughesPJ, thus the linker errors.

More information about the Haskell-Cafe mailing list