>    SHUTTRAP could be easily modified to run as a CMS MT root child
> process.
> The new code would run as a separate process within CMS and not
interfere
> with concurrent processes.  I use the "root child" trick to run CMS
> commmands
> as "background tasks".  There are some restrictions for "background
> tasks",
> but SHUTTRAP could be coded to avoid them.

Neat. That would probably handle the CMS-based WWW servers, or other CMS
MT widgets nicely. 
 
>    No modification to CMS needed.  GCS would be another story,
however.

Since GCS is derived from MVT, does anyone know what the MVS world does
with the shutdown signal? I wonder if any of that code could be
"borrowed". 

-- db

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