On Wed, 23 Sep 2009 10:04:42 +0100, Terry Sambrooks wrote:
>
>2) With my bias set aside, I acknowledge that the existing two byte prefix
>associated with EXEC PARM data is capable of holding a length up to 65535
>(X'FFFF') although this may appear negative depending upon field definition.
>
As an experiment, I tried calling BPXBATCH from Rexx with a 65535-byte
parm (x'FFFF' in the length field).  It executed without error, and
correctly processed the entire PARM string.

>4) Would I vote for the EXEC PARM limit to be increased? On balance no. That
>said I acknowledge the rising trend of combining program language run time
>options with application data in the PARM has the potential to push the
>boundary.
>
BPXBATCH is a prime example of pushing the boundary.  It has adopted
the desperate kludge of supporting DD STDPARM as an alternative to
long PARM.  But this sacrifices symbol substitution.

-- gil

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