Broken dependencies on cabal install haddock
dave.a.tapley at gmail.com
Tue Feb 17 11:03:17 EST 2009
Thanks for the fast reply / sorry about my slow one!
The next instalment:
dave at eliza:~$ ghc-pkg check
package ghc-6.8.2 has missing dependencies:
Which is interesting, no?
2009/2/4 Duncan Coutts <duncan.coutts at worc.ox.ac.uk>:
> On Thu, 2009-02-05 at 00:03 +0100, David Waern wrote:
>> 2009/2/4 Ross Paterson <ross at soi.city.ac.uk>:
>> > On Wed, Feb 04, 2009 at 10:52:32PM +0000, Dave Tapley wrote:
>> >> dave at eliza:~$ cabal install haddock
>> >> Resolving dependencies...
>> >> cabal: cannot configure haddock-2.4.1. It requires ghc >=6.8.2 && <6.13
>> >> There is no available version of ghc that satisfies >=6.8.2 && <6.13
>> >> dave at eliza:~$ ghc --version
>> >> The Glorious Glasgow Haskell Compilation System, version 6.8.2
>> > There is also a library package called ghc.
>> Which should be installed if you have the compiler. Hmm.
> If the package is broken due to missing dependencies then cabal-install
> ignores it. It's on my TODO list to make it report more clearly the fact
> that it needed a package that is broken (ie instead of removing the
> broken packages from the set of installed packages, add a constraint not
> to use that version and when we get a constraint conflict with we can
> report a more helpful message).
> Dave, you can confirm if the ghc package is broken by running ghc-pkg
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