From: Eric Schulte <schulte.eric@gmail.com>
To: "András Major" <andras.g.major@gmail.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: Bug: Babel: haskell code evaluation inconsistency [7.7 (release_7.7.160.g3e33)]
Date: Tue, 23 Aug 2011 08:20:51 -0600 [thread overview]
Message-ID: <87k4a4fazw.fsf@gmail.com> (raw)
In-Reply-To: loom.20110823T104108-575@post.gmane.org
András Major <andras.g.major@gmail.com> writes:
> Hi Eric,
>
>> I personally don't have time to make these changes right now, but I'd be
>> happy to provide guidance and answer questions to anyone who wanted to
>> try to submit a patch. Also, there are a number of files which can
>> serve as examples of how to compile and execute code with Babel e.g.,
>> ob-java.el and ob-C.el.
>
> That's what I suspected judging from the behaviour I've seen. Is
> anyone else interested in such work? I don't have much time either,
> in particular I'm not sufficiently familiar with emacs and Lisp to do
> something useful quickly.
>
>> I would prefer to keep haskell as the source block type if only so that
>> the blocks are fontified with haskell-mode. However something like an
>> :engine or :compiler keyword could be used to specify ghc or hugs.
>
> Good idea, but specifying ghc is ambiguous: it'll have to be either
> ghci, runghc/runhaskell, oder hugs, or maybe some other
> interpreter/compiler someone else would like to use (nhc98, etc.,
> there a quite a few). At least the three options I listed all have
> incompatibilities in even the simplest use cases, owing to the
> peculiarities of Haskell as a pure, declarative language.
>
A more open-ended :compiler or :interpreter header argument accepting
ghc, rungch, hugs and nhc98 among others, sounds like a good idea.
>
> Also, using runghc would require the code block to be tangled first
> into a temporary file. Is that easily done in babel?
>
Very easily, see ob-java.el. Adopting the compile-then-run
functionality from there should not be a large task.
Best -- Eric
>
> András
>
>
>
--
Eric Schulte
http://cs.unm.edu/~eschulte/
prev parent reply other threads:[~2011-08-23 14:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-19 22:38 Bug: Babel: haskell code evaluation inconsistency [7.7 (release_7.7.160.g3e33)] Major A
2011-08-21 18:24 ` Eric Schulte
2011-08-23 8:56 ` András Major
2011-08-23 14:20 ` Eric Schulte [this message]
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