[Haskell-cafe] Building lambdabot

Rogan Creswick creswick at gmail.com
Wed Jan 5 21:53:59 CET 2011

On Tue, Jan 4, 2011 at 5:16 PM, Joe Bruce <bruce.joe.r at gmail.com> wrote:
> I've had a bit of an adventure trying to build and run lambdabot on my box.
>  'cabal install lambdabot' does not work.  It states it's not GHC 6.12 (and
> certainly not 7.0) compatible, but I tried 6.12 anyway and got nowhere.

I'm assuming you ran into the mtl-2.0 api changes with respect to
State.  I didn't have any trouble building lambdabot after setting an
upper version bound on the mtl dependency in lambdabot.cabal:

    build-depends: base, mtl <= 2.0, bytestring, unix

I used ghc-6.12.3, and cabal-dev.


>  Next, I tried 6.10 but failed on the unix dependency (in the same manner as
> this thread).  The thread is unresolved, so I've not tried modifying the
> cabal build-depends.  I'm hoping to find someone who has a working lambdabot
> setup who can point me in the right direction.  What further information
> about my struggles should I provide?
> Thanks,
> Joe
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