[Haskell-cafe] Can't install haskellnet with ghc7

Robert Wills wrwills at gmail.com
Thu May 5 01:00:57 CEST 2011


I just uploaded a new version of haskellnet that compiles with
mime-mail-0.3.0.

http://hackage.haskell.org/package/HaskellNet

Hope that helps -- now for some sleep...

<http://hackage.haskell.org/package/HaskellNet>-Rob

On Wed, May 4, 2011 at 11:28 PM, Daniel Fischer <
daniel.is.fischer at googlemail.com> wrote:

> On Wednesday 04 May 2011 21:57:51, Charles-Pierre Astolfi wrote:
> > I tried to install haskellnet with mime-mail-0.2.x and an older
> > version of the text library but it still fails with the same error.
>
> I just did
>
> $ cabal install --constraint="mime-mail < 0.3" HaskellNet
>
> and it worked fine (ghc-7.0.3), text-0.11.0.7.
>
> Try the above with the --dry-run flag first, if it says it would install
> packages which you already have (except mime-mail), that may indicate
> problems, otherwise go ahead.
>
> >
> > Btw, what is the best way to uninstall a package that has been
> > installed via cabal? (or to downgrade it, fwiw)
>
> $ ghc-pkg unregister mime-mail-0.3.0
>
> perhaps? cabal has no uninstall command, so that job is for ghc-pkg
> unregister, unless you're willing to delete the whole ~/.ghc/i386-
> linux-7.0.3 and start from next to nothing.
>
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