[xmonad] xmonad-contrib fails to build
tonymorris at gmail.com
Sat Nov 20 06:54:11 EST 2010
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On 20/11/10 21:45, Ivan Lazar Miljenovic wrote:
> On 20 November 2010 21:51, Tony Morris <tonymorris at gmail.com> wrote:
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>> xmonad-contrib 0.9.1 is failing to build with GHC 6.12.1. I was
>> wondering if upgrading to GHC 6.12.3 would fix this. If not, then what
>> other options are there?
>> $ 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 )
>> 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 )
>> 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
> I'm going to randomly guess that this is an mtl-2 problem: cabal
> install xmonad-contrib --constraint="mtl < 2"
That got it going, thanks.
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