[Haskell-cafe] runghc Setup.hs doitall

[Daniel Fischer]

Am Samstag, 17. Januar 2009 23:20 schrieb Alberto G. Corona:
> Hi guys:
>
> I don´t know how difficult really is, but it seens that it could be done
> because all the necessary elements are there (except perhaps the mapping
> package name-hackage url): Why hasn´t been done yet Is unknown to me.
> It would be very useful and a big save of time  to have a cabal commad
> "chech-dependencies-and-install-them-by-downloading-them-from-hackage-then-
>configure-build-and-install-this-package?. The unix installers do is t from
> binaries and are obsolete, so I have to do it manually with cabal everytime
>  when i download a new compiler version from haskell.org.
>
> Cheers
>   Alberto.

Use cabal-install:

cabal update && cabal install foo

checks for dependencies, downloads and builds them automatically (if 
possible).