[Haskell-cafe] some problem with Cabal

qiqi qiqi789 at gmail.com
Wed Mar 9 02:51:35 CET 2011


I used cabal install xmobar --flags="all_extensions" .
Is it true that every package installed from hackage should not install any
package, which already exists in the global with the same version number ,
in the local db?



Daniel Fischer wrote:
> 
> On Wednesday 09 March 2011 00:34:39, qiqi wrote:
>> The problem is solved! I found out that both global and local package db
>> get directory-1.1.0.0 and process-1.0.1.5. I unregistered them and
>> other caused broken packages in the local package db.
> 
> D'oh, I should've seen that.
> 
>> Then I
>> successfully installed back hmatrix, ghc-mod, happy and etc. It seems
>> that xmobar will install directory-1.1.0.0 again in the local package
>> db.
> 
> That's not good. And it doesn't seem to do that here:
> 
> $ cabal install xmobar --dry-run
> Resolving dependencies...
> In order, the following would be installed (use -v for more details):
> stm-2.2.0.1
> syb-0.3
> X11-1.5.0.0
> utf8-string-0.3.6
> xmobar-0.12
> 
> What does
> 
> $ cabal install xmobar --dry-run -v3 say for you about directory?
> 
>> 
>> Did you succeed in installing haddock 2.9?
> 
> That was built with the compiler (I built from source), no problems.
> 
> $ haddock --version
> Haddock version 2.9.2, (c) Simon Marlow 2006
> Ported to use the GHC API by David Waern 2006-2008
> 
>> Mine got some syntax oriented
>> error duing cabal install haddock. But it's fine.
> 
> The same as 
> http://haskell.org/pipermail/haskell-cafe/2011-March/089902.html ?
> I don't know if that's been solved.
> 
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