[Haskell-cafe] Error building Edison 1.2.0.1

[Lyle Kopnicky]

Robert Dockins wrote:
> On Tuesday 03 October 2006 22:00, Lyle Kopnicky wrote:
>   
>> Hi folks,
>>
>> I tried to build edison-1.2.0.1-sources with the command 'make system'
>> but got:
>>
>> *** Exception: Line 10: Unknown field 'hs-source-dirs'
>>
>> I am using GHC 6.4.1. Any idea how to fix this?
>>     
>
> You are probably using an older version of Cabal.  You can either upgrade 
> Cabal or, from the Edison README*:
>
>
> This version of edison builds correctly with Cabal version 1.1.4,
> which is shipped with GHC 6.4.2.  To build on earlier versions,
> it should suffice to:
>
> s/UndecidableInstances/AllowUndecidableInstances/
> s/Hs-Source-Dirs:/Hs-Source-Dir:/
>
> in the .cabal files.
>
>
>
> The 'hs-source-dir' cabal directive was depreciated in 1.1.4, but perhaps I 
> should have waited a bit longer to change it.  OTOH, there isn't any good way 
> to deal with the change in the undecidable instances flag, since it was 
> outright changed.  Grrrr..... *grumble* incompatible changes in minor 
> releases *grumble*.
>
>
> (*) Further, grrrr... in the above, I've fixed several embarrasing typos in 
> the text of the README.
>   
Oh, OK, thanks! Well, now I'm running GHC 6.5.20060924, and getting the 
error mentioned in my previous message.

- Lyle


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