[Haskell-cafe] category-extras clash with transformers

Tony Morris tonymorris at gmail.com
Sat Nov 20 17:59:03 EST 2010


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On 21/11/10 08:41, Edward Z. Yang wrote:
> No, you're not totally screwed; you just need to bug
> xmonad-contrib and category-extras to fix their code.
>
> Edward
I am wondering if upgrading from 6.12.1 to 6.12.3 will allow me to
compile xmonad-contrib* and therefore, be ride of the old version of
mtl and therefore, can install category extras.

*

$ cabal install xmonad-contrib
Resolving dependencies...
Configuring xmonad-contrib-0.9.1...
Preprocessing library xmonad-contrib-0.9.1...
Building xmonad-contrib-0.9.1...
[  1 of 180] Compiling XMonad.Util.Replace ( XMonad/Util/Replace.hs,
dist/build/XMonad/Util/Replace.o )

XMonad/Util/Replace.hs:1:0:
    Warning: Module `Prelude' is deprecated:
               You are using the old package `base' version 3.x.
               Future GHC versions will not support base version 3.x. You
               should update your code to use the new base version 4.x.
[  2 of 180] Compiling XMonad.Util.CustomKeys (
XMonad/Util/CustomKeys.hs, dist/build/XMonad/Util/CustomKeys.o )

XMonad/Util/CustomKeys.hs:80:23:
    Not in scope: data constructor `Reader'
cabal: Error: some packages failed to install:
xmonad-contrib-0.9.1 failed during the building phase. The exception was:
ExitFailure 1



- -- 
Tony Morris
http://tmorris.net/

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