[Haskell-cafe] Cabal -j

[Louis Wasserman]

Hmmm.  Now that I've had a chance to rewatch the video, I am enlightened.

Nevertheless, I will confess that I wouldn't mind the idea of just doing an
external parallelism wrapper, running multiple sessions of GHC rather than
making GHC internally parallel.  Hrrrrm.

Louis Wasserman
wasserman.louis at gmail.com
http://profiles.google.com/wasserman.louis


On Thu, Jun 3, 2010 at 11:57 PM, Evan Laforge <qdunkan at gmail.com> wrote:

>
> Something I wondered from watching that talk, rather than trying to
> make ghc run concurrently internally, can we just have --make, when
> faced with multiple possibilities, pick the first one without a
> 'ModuleName.working' file, create such a working file, and then go to?
>
> Then you can run 'ghc --make X.hs &; ghc --make X.hs &; ...'.
>
> In fact, isn't that what make -j already does?  I could try it with
> the old style 'ghc -M' and pure makefile, but it turns out to be a lot
> of work to figure out what packages to include and tangle out the
> right .o files and whatnot, work that --make does for me.
>
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