Discovery of source dependencies without --make

Evan Laforge qdunkan at
Fri Nov 28 09:09:57 UTC 2014

Here's what I use:

It's a very dumb but fast parser that figures out dependencies.  I use
it for my shake build system.  Not sure if it's useful, but there it
is if it helps.

If you have a complicated build setup and you're not using shake,
maybe you should consider it :)

On Fri, Nov 28, 2014 at 12:52 AM, Lars Hupel <lars at> wrote:
> Hi Gershom,
>> Is -M perhaps what you’ve been looking for?
> sadly, no. Firstly, it behaves in the same way as "--make" (i.e. only
> looks at source files) and secondly, it produces a Makefile as output.
> (I'd be happy though to use the GHC API if somebody could tell me
> whether/where this functionality is exposed.)
> Cheers
> Lars
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