From: Ricardo Wurmus <rekado@elephly.net>
To: Timothy Sample <samplet@ngyro.com>
Cc: guix-devel <guix-devel@gnu.org>
Subject: Re: heads-up: Haskell updates
Date: Sat, 17 Feb 2018 13:50:53 +0100 [thread overview]
Message-ID: <87sh9z6aqa.fsf@elephly.net> (raw)
In-Reply-To: <877eretkos.fsf@ngyro.com>
Timothy Sample <samplet@ngyro.com> writes:
> Ricardo Wurmus <rekado@elephly.net> writes:
>
>> I think that’s a misunderstanding. The cause for the error is earlier
>> when it complains that some packages depend on different versions of the
>> “transformers” package. “StateT” is a monad transformer.
>
> For what it’s worth, I fixed this error on my machine by adding
> “ghc-transformers” as an input to “ghc-transformers-compat”. (This also
> fixed “ghc-adjunctions”.) This suggests to me that what you wrote
> earlier accounts for the problem:
>
>> * many problems are caused by the fact that GHC includes a bunch of
>> packages that really shouldn’t be overridden by packages. Examples
>> are ghc-directory, ghc-binary, ghc-bytestring, etc. Since we still
>> have packages where these inputs are used, there can be conflicts down
>> the line, which are hard to fix.
The solution might be to remove ghc-transformers from all packages that
currently have it as an input rather than add it wherever the
transformers is required. This seems to be only ghc-mtl. I’ve removed
it and am building ghc-mtl and ghc-resourcet now.
--
Ricardo
GPG: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC
https://elephly.net
next prev parent reply other threads:[~2018-02-17 12:51 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-13 12:48 heads-up: Haskell updates Ricardo Wurmus
2018-02-14 14:20 ` Ludovic Courtès
2018-02-14 16:46 ` Ricardo Wurmus
2018-02-14 18:46 ` Mark H Weaver
2018-02-14 19:19 ` Ricardo Wurmus
2018-02-14 19:39 ` Ricardo Wurmus
2018-02-14 19:44 ` Ricardo Wurmus
2018-02-14 21:23 ` Mark H Weaver
2018-02-14 21:39 ` Andreas Enge
2018-02-14 22:42 ` Ricardo Wurmus
2018-02-14 22:47 ` Danny Milosavljevic
2018-02-15 8:41 ` Mark H Weaver
2018-02-15 9:17 ` Ricardo Wurmus
2018-02-15 10:38 ` Mark H Weaver
2018-02-15 14:02 ` Timothy Sample
2018-02-15 15:05 ` Ricardo Wurmus
2018-02-17 12:50 ` Ricardo Wurmus [this message]
2018-02-17 13:04 ` Ricardo Wurmus
2018-02-17 15:18 ` Andreas Enge
2018-02-17 16:11 ` Ricardo Wurmus
2018-02-17 20:00 ` Mark H Weaver
2018-02-17 20:24 ` core-updates, last call? Leo Famulari
2018-02-17 23:16 ` Ricardo Wurmus
2018-02-18 21:45 ` Pjotr Prins
2018-02-18 22:44 ` Ricardo Wurmus
2018-02-18 20:42 ` heads-up: Haskell updates Chris Marusich
2018-02-15 10:29 ` Mark H Weaver
2018-02-15 11:04 ` Danny Milosavljevic
2018-02-15 11:08 ` Danny Milosavljevic
2018-02-15 11:12 ` Andreas Enge
2018-02-15 15:44 ` Ricardo Wurmus
2018-02-15 17:03 ` Danny Milosavljevic
2018-02-15 17:46 ` Leo Famulari
2018-02-15 18:12 ` Mark H Weaver
2018-02-16 15:26 ` Danny Milosavljevic
2018-02-16 16:31 ` Marius Bakke
2018-02-16 17:43 ` Ricardo Wurmus
2018-02-16 18:12 ` Marius Bakke
2018-02-16 18:29 ` Leo Famulari
2018-02-16 22:14 ` Mark H Weaver
2018-02-16 18:15 ` Mark H Weaver
2018-02-17 0:33 ` Ricardo Wurmus
2018-02-17 12:11 ` Oleg Pykhalov
2018-02-17 12:18 ` Ricardo Wurmus
2018-02-17 12:55 ` Oleg Pykhalov
2018-02-17 13:00 ` Ricardo Wurmus
2018-02-17 13:38 ` Timothy Sample
2018-02-17 14:42 ` Ricardo Wurmus
2018-02-17 16:04 ` Timothy Sample
2018-02-17 23:22 ` Ricardo Wurmus
2018-02-17 15:51 ` Oleg Pykhalov
2018-02-17 19:48 ` Mark H Weaver
2018-02-17 19:54 ` Mark H Weaver
2018-02-17 21:51 ` Danny Milosavljevic
2018-02-17 22:32 ` Timothy Sample
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