[Haskell-cafe] "build depends:" in a .cabal file

Galchin, Vasili vigalchin at gmail.com
Wed Aug 20 04:21:51 EDT 2008

thanks Henning. In any case, thanks to pushing I got Cabal installed.

Regards, Vasili

On Wed, Aug 20, 2008 at 3:04 AM, Henning Thielemann <
lemming at henning-thielemann.de> wrote:

> On Mon, 18 Aug 2008, Jason Dagit wrote:
>  2008/8/18 Galchin, Vasili <vigalchin at gmail.com>:
>>>  If by "faulting in" you mean downloading and installing missing
>>>> dependencies, then that's exactly what the cabal-install tool does.
>>>       This is exactly by "faulting in" .. an analogy ...
>>>       Installing cabal-install seems to be a chicken and egg problem
>>> if enough packages are not already installed ... if not enough then  one
>>> (me) can die of a thousand paper cuts bootstrapping packages up to where
>>> cabal-install can be installed. I am running Ubuntu Linux. Cabl-install
>>> is
>>> written in Haskell? If so, is there a pre-compiled Cabal-install that I
>>> can
>>> just install with all dependencies (packages) including. I also want to
>>> install HaskellDB painlessly ;^) ??
>> In my experience, with recent GHC there are only 3 packages needed to
>> install cabal-install and it's pretty painless.  You need zlib, HTTP
>> and something else that I can't recall off the top of my head (but it
>> tells you).
> I believe it's filepath. Actually, installing all of those packages is not
> so easy, because for installation of zlib you need zlib headers (zlib-devel
> package) and Cabal can't tell you! I think, cabal-install should be shipped
> in binary form, too, because compiling it manually is no fun. However, once
> cabal-install runs you won't like to miss it anymore.
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