I don't remember, but is the DCBTIOT pointer updated for each concatenation?  
If it is, then using the TIOT you can get to the JFCB which gives you the 
DSNAME.

Chris Blaicher
Technical Architect
Software Development
Syncsort Incorporated
50 Tice Boulevard, Woodcliff Lake, NJ 07677
P: 201-930-8234  |  M: 512-627-3803
E: cblaic...@syncsort.com

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf 
Of Paul Gilmartin
Sent: Monday, September 14, 2015 12:55 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Concatenated datasets read information.

On 2015-09-14, at 10:18, Chris Hoelscher wrote:

> I do not know if this is a valid solution - but something I have done
> In the jcl - between each dsn in the dd concatenation, Place a dd *
> with some literal value like END OF DD 1
>
> FILE1 DD DISP=SHR,DSN=MYDSN
>        DD *
> END OF 1
>       DD DISP=SHR,DSN=MYDSN2
>     ...
Good idea.  But, attribute compatibility?

I hate MVS!

-- gil

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