On Thu, Sep 10, 2015 at 10:29 AM, tim Rowledge <tim at rowledge.org> wrote:

>
> On 09-09-2015, at 6:53 PM, David T. Lewis <lewis at mail.msen.com> wrote:
>
> > On Wed, Sep 09, 2015 at 11:17:08AM -0700, tim Rowledge wrote:
> >> I?m trying - and so far failing - to do what should surely be a very
> simple
> >> thing. This isn?t a new situation?  especially on unix.
> >>
> >> I have a single C file with just two functions. I have a matching H
> file.
> >> I want to make them into a dynamic library that I can call via FFI. This
> >> really shouldn?t be rocket science stuff!
> >
> > <OT>
> > I assume there is some good reason that you would not do an end run
> > around all that rocket science and just write a plugin?
>
> Well I *did* originally point out that there was probably a really stupid
> mistake in my process and that is pretty much it. In my defence I was in
> the midst of FFI-ing to multiple external libraries for assorted Pi add-on
> doohickeys and getting somewhat inured to the idea.
>
> But I think I may re-do it as a plugin today, not least because it seems
> that the ARM ffi interface has a problem with returning floats; they come
> back as Character null. I may not be a great IEEE floating point standard
> expert but that doesn’t seem quite right.
>

I'm sure this can be fixed.  Have you talked to Doug McPherson?

_,,,^..^,,,_
best, Eliot
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