[Haskell-beginners] Happstack dependency problems

[Daniel Fischer]

On Tuesday 05 April 2011 21:08:10, Tom Murphy wrote:
> $ ghc-pkg check report
> ghc-pkg: command-line syntax error
> Usage:
>   ghc-pkg register {filename | -}
> [...]
> 

Aw, I should've used quotes or a separate line, the command is

$ ghc-pkg check

I meant: what does "ghc-pkg check" report.

> 
> $ cabal install -v3 --dry-run happstack

Unfortunately, that wasn't helpful, gave me no clue why it would want to 
install unix-2.4.2.0
:(