[Haskell-cafe] [ANNOUNCE] Bindings for libguestfs
dons at galois.com
Tue May 12 12:00:27 EDT 2009
> On Tue, May 12, 2009 at 08:18:08AM -0700, Don Stewart wrote:
> > rjones:
> > > I added some partial bindings for libguestfs here:
> > >
> > > http://git.et.redhat.com/?p=libguestfs.git;a=blob;f=haskell/Guestfs.hs;hb=HEAD
> > >
> > > Some very simple example programs which use these bindings:
> > >
> > > http://git.et.redhat.com/?p=libguestfs.git;a=tree;f=haskell;hb=HEAD
> > >
> > > Any comments welcome. My Haskell skills are pretty terrible, so I'm
> > > sure there are many ways these can be improved.
> > >
> > > If someone wants to look at binding the rest of the API, then please
> > > send me some patches. (Note that the Guestfs.hs file is automatically
> > > generated).
> > Very cool. Are you likely to upload to hackage?
> I think it should be a bit more complete before uploading it. It only
> covers about half the interface.
> > > BTW, I found the documentation on writing FFIs very contradictory and
> > > incomplete. For example, I was completely defeated trying to find
> > > ways to do simple stuff like passing in integers or returning
> > > booleans. *Potentially* Haskell's FFI seems like it might be one of
> > > the best out of the languages I've used so far, but it needs way more
> > > documentation and examples.
> > Perhaps read the FFI chapter of RWH (online?)
> > What resources were you using to grok the FFI?
> Well, Real World Haskell was one of the resources:
> (And it's fine, one of the better resources as an introduction. But
> not thorough enough to cover the booleans / returning complex structs
> problems I had).
> The others, as I remember it, were:
> (Made me think it was simple, but doesn't really cover much once I got
> down to the details)
> & the documentation for 'Foreign' etc in the Haddock-generated library
I wonder if /you/ could note down (maybe on the wiki) the things you
need to work out - then we would have a tutorial from someone learning
on the job. That could then be fleshed out into a fuller tutorial?
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