thanks, it seems to be fine now.
On Tue, Nov 2, 2010 at 5:04 PM, Daniel Fischer <daniel.is.fisc...@web.de> wrote: > On Wednesday 03 November 2010 00:46:13, Michael Litchard wrote: >> Here's what cabal says I have installed >> >> >> * parsec >> Synopsis: Monadic parser combinators >> Latest version available: 3.1.0 >> Latest version installed: 2.1.0.1 >> Homepage: http://www.cs.uu.nl/~daan/parsec.html >> License: BSD3 >> >> >> but here is what happens when I try to upgrade >> >> cabal upgrade parsec >> Resolving dependencies... >> No packages to be installed. All the requested packages are already >> installed. If you want to reinstall anyway then use the --reinstall >> flag. >> mlitch...@kether:~/projects/perf/autoperf/session_creator$ >> >> Any clues as to what I can try next to fix things would be appreciated. > > $ cabal install parsec-3.1.0 > > There's a preferred version constraint on parsec, so by default cabal > installs parsec-2 rather than parsec-3, you have to tell it explicitly to > install parsec-3. It might be necessary to tell cabal to use parsec-3 also > when installing other packages that depend on parsec, > > $ cabal install --constraint="parsec == 3.1.0" whatever > > should do the trick then (if it doesn't use the --preference flag instead > of --constraint). > _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe