[cffi-devel] Accessing integer arrays Lisp->C

sfrank at cs.tu-berlin.de sfrank at cs.tu-berlin.de
Thu Nov 24 07:24:33 UTC 2011


> Hello,
>
> On Mon, Nov 21, 2011 at 9:01 PM, Stephan Frank <sfrank at cs.tu-berlin.de>
> wrote:
>>    (with-foreign-object (idx :int len)
>>      (map nil (lambda (x)
>>                 (setf (mem-ref idx :int i) x)
>
> MEM-REF's offset argument is byte-sized. You want MEM-AREF here.

An embarrassing oversight on my part. Thank you very much.

>
>>                 (incf i))
>>           l)
>>      (try-it idx len))))
>
>
> BTW, cffi-devel requires subscription, I happened to notice your mail
> in the moderation queue, but usually there's too much spam and I just
> delete everything. Please subscribe. :-)

Yes, I figured that much when my mail didn't make it through and already
have subscribed in the meantime. Thanks again.

Regards,
Stephan





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