[Haskell-beginners] cabal check complains about missing Setup.hs

Ovidiu Deac ovidiudeac at gmail.com
Thu Jul 28 15:07:14 CEST 2011


Thanks for the explanation.

And if I want to add the package in Hackage then I should provide a Setup.hs

On Thu, Jul 28, 2011 at 3:47 PM, Daniel Fischer
<daniel.is.fischer at googlemail.com> wrote:
> On Thursday 28 July 2011, 14:17:04, Ovidiu Deac wrote:
>> When I run cabal check I get the following message:
>>
>> $ cabal check
>> The following errors will cause portability problems on other
>> environments: * The package is missing a Setup.hs or Setup.lhs script.
>>
>> Hackage would reject this package.
>>
>>
>> ...but except this the package builds fine so far and the executable
>> runs fine.
>>
>> So what does this exactly mean?
>
> It means that, while cabal can build packages with the `simple' build type
> without a Setup.[l]hs, other ways to build and install a package, in
> particular the old
>
> $ runhaskell ./Setup.hs configure
> $ runhaskell ./Setup.hs build
> $ runhaskell ./Setup.hs install
>
> need a Setup.[l]hs. Most of the time the simple
>
> module Main (main) where
>
> import Distribution.Simple
>
> main :: IO ()
> main = defaultMain
>
> works. If it doesn't, probably even cabal won't be able to build the
> package without a Setup script.
>
> Cheers,
> Daniel
>



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