Re: Pitfalls of duplicated IBM commands when OS is upgraded?

[Rob Berendt <robertowenberendt@xxxxxxxxx>]

The standard recommendation is to say you need an IPL program which deletes
and rebuilds any custom commands.
It is NOT out of the realm of possibility for IBM to add a new parameter to
a command which the CPP is expecting.

On Fri, Feb 21, 2025 at 11:19 AM Dan Bale <dan.bale@xxxxxxxxxxxxxxxxxxxxx>
wrote:

> It's been ages since I last worked in a shop when an OS was upgraded.  I
> think I know the answer to this, but would appreciate confirmation.
>
> I've duplicated several IBM commands to shorter named commands in our
> shop's tools library.  (I know the PDM commands in QSYS are proxies to the
> same named commands in QPDA, so I duplicated those from QPDA.)  Will
> upgrading from 7.4 to 7.5 "break" the commands I duplicated from IBM
> commands?  I don't expect any of these commands (DSPMSG, WRKaaaPDM,
> WRKSPLF, etc.) will have any of their function changed.
>
> - Dan Bale
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