On Monday 21 August 2006 13:28, Paul Schuster wrote:

> Obviously IBM code is returning the number of directory blocks without
> doing an OPEN and CLOSE on the data set.

Not necessarily.  It could issue OPEN in KEY=ZERO,MODE=SUP which,
if I'm not mistaken, bypasses SAF.  

> Hence my question on how to do the EXCP I/O (read) without doing OPEN
> and CLOSE.

That question has been answered.

> Perhaps IBM has a undocumented system service to retrieve the # of
> directory blocks allocated to a data set?

I doubt it.

-- 

 Gilbert Saint-Flour
 GSF Software
 http://gsf-soft.com/
 mailto:[EMAIL PROTECTED]

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