Re: Service Programs

[dmosley@xxxxxxxxxx]

Aaah, stop with the kicking. (haha)
Yeah, I was caught on that one earier.
Thanks again Scott (jerk) (ha- just kidding)

David L. Mosley, Jr.
Systems Analyst
2000 CentreGreen Way
Suite 250
Cary, NC 27513



                    Barbara Morris
                    <bmorris@ca.ibm.c        To:     rpg400-l@midrange.com
                    om>                      cc:
                    Sent by:                 Subject:     Re: Service Programs
                    rpg400-l-admin@mi
                    drange.com


                    04/19/02 12:48 PM
                    Please respond to
                    rpg400-l






dmosley@dancik.com wrote:
>
> I found this defintion on the web.
> "When creating a service program, the system calculates a 'signature' for
> your service program. This works in a similar manner to the way 'record
> format level checks' work on a database file -- if something in the
service
> program changes, they prevent you from possibly accessing it
incorrectly."
>
> To be more specific, if something changes in any of the procedures
> parameters, this would cause a Signature Violation.
>

David, it would be nice if changing the parameters caused a signature
violation, but in fact the signature isn't affected by the parameters.
I don't know exactly what the signature encodes, but I think it's just
the number and maybe the names of the exports.


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