>
>We are migrating our CA-1 TMSXITJ accounting exit from OS/390 (where it was 
>called TMSUX2J) to z/OS 1.11.  The exit needs to find the TCB for the batch 
>job mounting the tape.  What has worked in the past is
>
>         USING PSA,R0
>         L     R3,PSAAOLD
>         USING ASCB,R3
>         L     R3,ASCBASXB
>         USING ASXB,R3
>         L     R3,ASXBFTCB
>         USING TCB,R3
>
>Unfortunately, under z/OS it produces the address of a random TCB.  We tried 
>changing the code to obtain the TCB address directly from PSATOLD but that 
>doesn't seem to be working either.
>
>As part of our debugging we added some WTOs.  Since the messages showed up in 
>the job log, we assume the exit is running in the batch job's address space.  
>Surely there is way for a job to find it's own TCB?
>

If this is not resolved, then I would open a case with CA CA1 support.  They 
have always been very helpful when I had issues with exits.  I do not use that 
particular exit, so I am not familar with this code.

Lizette

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