[arch-haskell] ghc: /usr/share/doc/ghc/html/libraries/hslogo-16.png exists in filesystem

[Mateusz Loskot]

On 15 October 2012 17:16, Mateusz Loskot <mateusz at loskot.net> wrote:
> On 15 October 2012 11:00, Thomas Friedrich <info at suud.de> wrote:
>> 2012/10/13 Fabio Riga <rifabio at gmail.com>:
>>> 2012/10/13 Ramana Kumar <ramana at member.fsf.org>
>>>>
>>>> I'm not sure why that error happened but it happened to me too.
>>>
>>> The problem seems to be that those files were not part of any package,
>>> but now are in ghc.
>>>
>>>> I removed the offending files manually and tried again, and ran into more problems (although everything installed, there were many warnings about interface files
>>>> being the wrong version and being skipped).
>>>> So I'm not sure what the correct way out is. Perhaps it will require some manual removals then reinstalls.
>>>
>>> This is a problem with ghc-pkg version. For previous version of ghc I had to do:
>>>
>>>   $ pacman -Rcs ghc
>>>
>>> then reinstall ghc and needed haskell-* packages. I think you'll want
>>> to remove the offending files before installing ghc again. I hope this
>>> solve the problem.
>>
>>
>> Why is it that every single time there is a ghc-update, I have to
>> remove everything and reinstall everything haskell related. Haskell is
>> such a cool language but keeping a Haskell environment up-to-date is
>> sometimes just a real pain.
>
> As Haskell newbie and new born Hakyll users, I've found recent
> replies [1] by Ian Ross interesting:
>
> "I'm also using Arch Linux on x86_64.  I would strongly recommend *not*
> using the Arch packages for most Haskell things.  I use hsenv instead."
>
> I haven't switched myself and I still use the packages, but I started to
> wonder if Ian's got the point indeed.
>
> [1] https://groups.google.com/d/topic/hakyll/9G1qXBA4raU/discussion

This is just an update on the discussion I referred to, Ian posted more
details on his blog:

http://www.skybluetrades.net/posts/2012/10/13/arch-haskell.html

Other users may find it interesting too.

Best regards,
-- 
Mateusz Loskot, http://mateusz.loskot.net