Re: Mqtt support in guile?

On 10/31/24 1:48 AM, Ricardo G. Herdt wrote:
> Hi,
>
> never did it myself, but you can create some bindings to libmosquitto 
> for your usecase. There are bindings for chicken, one can take some 
> inspiration from there: http://wiki.call-cc.org/eggref/5/mosquitto#api
>
> Regards,
>
> Ricardo
>
> Am 31.10.2024 03:24 schrieb Alan Wedel:
>> I have been working on a controller that uses a microcontroller to
>> read some sensors and publish their data to a mqtt broker. I would
>> like to have a guile program subscribe to the mqtt broker and log the
>> sensor readings to a file. Is there anyone using guile with mqtt like
>> this? If so, how are you doing it?
>

Here is a dot-ffi file for mosquitto using nyacc:

   (define-ffi-module (ffi mosquitto)
     #:pkg-config "libmosquitto"
     #:include '("mosquitto.h"))


I just uploaded nyacc-2.01.2, needed to compile above.

refs:
https://savannah.nongnu.org/projects/nyacc
https://www.nongnu.org/nyacc/nyacc-fh-ug.html

Matt