[Info-vax] VAX Common Lisp

[Arne Vajhøj]

On 10/24/2022 6:06 PM, Robert Carleton wrote:
> On Monday, October 24, 2022 at 4:38:33 PM UTC-5, Craig A. Berry wrote:
>> On 10/24/22 4:00 PM, Robert Carleton wrote:
>>> It sounds like the Lisp application would need to make use of DLM to
>>> use the VMS cluster facilities.
>> Sometimes that's as simple as "open a file" and let RMS do the rest.
>> But it does depend somewhat on what you want clustering for in the first
>> place.
> 

> Lisp implementations frequently have the ability to save an image of
> their state to disk. Coordinating one cluster node to save the image,
> then have a new process start on a different cluster node from the
> image should be possible.
That sounds doable.

> Is there a C API for DLM?

There are some system services that can be used from C and other
(native) languages: sys$enq(w) and sys$deq.

Arne