[Info-vax] HELP! Need to create script (or program) to capture OPCOM requests

[Stephen Hoffman]

On 2019-03-06 02:11:38 +0000, Alex Rubens said:

> On Thursday, February 21, 2019 at 12:57:03 PM UTC-5, aart... at gmail.com wrote:
>> Need to capture OPCOM requests to be processed in a batch job.
>> TAPESYS issues a request to mount a tape and I need to capture the 
>> request number and text. I was hoping to write a dcl script that checks 
>> for new requests and responds accordingly.
>> There must be a way...
>> Needs to work on VMS V5.5.2 to VMS 7.3
> 
> Tapesys issues mounts with an opcom to TAPES with a reply qualifier, 
> once  tape has been mounted in the requested drive, the request has 
> satisfied and the opcom goes away. Until then the opcom persists, 
> unless a reply/to=xx "Cancel " is issued which causes the job to be 
> cancelled.

That's bog standard REQUEST and REPLY behavior, FWIW.  No added bits 
and baubles needed for that.

BACKUP has some related and probably under-documented processing around 
its operator requests, too.


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