On 2015-09-14, at 10:20, Jeremy Nicoll wrote: > > If there's a way to define a file with one record - same lrecl, blksize > etc as the other files, but > a line of data that can't exist in any real data file - ie a marker > record then how about > > //FILE1 DD DISP=SHR,DSN=MYDSN1 > // DD DISP=SHR,DSN=MARKER > // DD DISP=SHR,DSN=MYDSN2 > // ... > It really ought to be possible to control the attributes of SYSIN data sets for purposes such as this. In z/OS 2.1, LRECL= (but not RECFM=) is allowed on DD *, but it has no predictable effect. I've had an RCF in for over a year; "accepted as a clarification", requesting a complete specification of the rules determining such attributes. I'm eagerly awaiting availability of 2.2 doc.
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