Hello,
In case anyone needs this….. it seems to work so far.
I did not really need the FQDSN. All I needed to know was whether or not SYSOUT
was assign to SPOOL.
*
* Work area for the MVS Control Block variables.
*
01 WS-CONTROL-BLOCK-VARIABLES.
05 WS-CBV-JOB-NUMBER PIC X(08).
05 WS-CBV-JOB-NAME PIC X(08).
05 WS-CBV-PROGRAM-NAME PIC X(08).
05 WS-CBV-PROC-STEP-NAME PIC X(08).
05 WS-CBV-JOB-STEP-NAME PIC X(08).
05 WS-CBV-USER-ID PIC X(08).
05 WS-CBV-USER-NAME PIC X(20).
05 WS-CBV-PROGRAMMER-NAME PIC X(20).
05 WS-CBV-GROUP-NAME PIC X(20).
05 WS-CBV-FOUR-BYTES.
10 WS-CBV-FULL-WORD PIC S9(08) COMP.
10 WS-CBV-PTR-UNAM REDEFINES WS-CBV-FULL-WORD
POINTER.
05 WS-CBV-SUB PIC S9(04) COMP.
05 WS-CBV-TIOELINK PIC X(01).
88 WS-CBV-DDNAME-FOR-DSN VALUE X'00'.
88 WS-CBV-DDNAME-FOR-SPOOL VALUE X'02'.
*
* USED WHEN PARSING MVS CONTROL BLOCK DATA.
*
01 LS-CB-POINTER-AREA-1. *> PSA
05 LS-CB-POINTER POINTER OCCURS 512 TIMES.
*
* USED WHEN PARSING MVS CONTROL BLOCK DATA.
*
01 LS-CB-POINTER-AREA-2.
05 LS-CB-POINTER2 POINTER OCCURS 512 TIMES.
*
*
*
* Get Job Name, Job Step Name and Proc Step Name from
* TIOT Control Blocks.
* See Volume #4 of the MVS Data Areas Page #855.
*
SET ADDRESS OF LS-CB-POINTER-AREA-1
TO LS-CB-POINTER (136) *> TCB
SET ADDRESS OF LS-CB-POINTER-AREA-2
TO LS-CB-POINTER (004) *> TIOT
MOVE LS-CB-POINTER-AREA-2 (1:8)
TO WS-CBV-JOB-NAME *> JOBNAME
MOVE LS-CB-POINTER-AREA-2 (9:8)
TO WS-CBV-PROC-STEP-NAME
MOVE LS-CB-POINTER-AREA-2 (17:8)
TO WS-CBV-JOB-STEP-NAME
*
* Iterate over all the DDNAME entries looking for SYSOUT.
* We want to know if it is assigned to SPOOL or not.
*
* In Production DISPLAYs are ignored, so if we are in
* Production and SYSOUT is being sent to the SPOOL, we want
* to be able to disable Tracing.
* On the other hand if SYSOUT is being sent to a DataSet,
* we want to honor the JOB Tracing Parameter for Production.
*
PERFORM
VARYING WS-CBV-SUB
FROM +25 *> Start of DDNAME Table
BY +20 *> Size of DDNAME Table Entry
UNTIL WS-CBV-SUB > 1120
OR LS-CB-POINTER-AREA-2 (WS-CBV-SUB + 4:08) =
LOW-VALUES *> End of Table
IF LS-CB-POINTER-AREA-2 (WS-CBV-SUB + 4:08) =
'SYSOUT '
MOVE LS-CB-POINTER-AREA-2 (WS-CBV-SUB + 3:01)
TO WS-CBV-TIOELINK *> Spool?
MOVE +1120 TO WS-CBV-SUB *> Stop Loop
END-IF
END-PERFORM
*
* Get Program Name and Job Number from JSCB Control Blocks.
*
SET ADDRESS OF LS-CB-POINTER-AREA-2
TO LS-CB-POINTER (46) *> JSCB
MOVE LS-CB-POINTER-AREA-2 (361:8)
TO WS-CBV-PROGRAM-NAME
SET ADDRESS OF LS-CB-POINTER-AREA-2
TO LS-CB-POINTER2 (80) *> SSIB
MOVE LS-CB-POINTER-AREA-2 (13:8)
TO WS-CBV-JOB-NUMBER *> JOBNUM
*
* Get RACF ID from ASCB Control Blocks.
*
SET ADDRESS OF LS-CB-POINTER-AREA-1
TO NULL
SET ADDRESS OF LS-CB-POINTER-AREA-1
TO LS-CB-POINTER (138) *> ASCB
SET ADDRESS OF LS-CB-POINTER-AREA-2
TO LS-CB-POINTER (28) *> ASXB
MOVE LS-CB-POINTER-AREA-2 (193:8)
TO WS-CBV-USER-ID *> RACF ID
*
* Get RACF Group from ACEE Control Blocks.
*
SET ADDRESS OF LS-CB-POINTER-AREA-2
TO LS-CB-POINTER2 (51) *> ACEE
MOVE LS-CB-POINTER-AREA-2 (31:8)
TO WS-CBV-GROUP-NAME *> GROUP
*
* Get Long Name from UNAM Control Blocks.
*
SET ADDRESS OF LS-CB-POINTER-AREA-1
TO LS-CB-POINTER2 (26) *> UNAM
MOVE ZERO TO WS-CBV-FULL-WORD
MOVE LS-CB-POINTER-AREA-1 (1:1)
TO WS-CBV-FOUR-BYTES (4:1)
MOVE LS-CB-POINTER-AREA-1 (2:WS-CBV-FULL-WORD)
TO WS-CBV-USER-NAME *> NAME
.
Thanks
…….Cameron
Note I will be OOO on PTO March 23 throough March 31 2024 inclusive.
From: IBM Mainframe Discussion List <[email protected]> On Behalf Of Sri
Hari Kolusu
Sent: Monday, March 25, 2024 12:06 PM
To: [email protected]
Subject: Re: How can I determine MVS FQDSN from DD Name in Batch COBOL Program?
>> Why? Well I would like my COBOL program to allow COBOL Displays in
>> Production ONLY when the User specified a FQDN. Cameron, Check this. https:
>> //www. mvsforums. com/helpboards/viewtopic. php?p=62866 Thanks,
>> Kolusu ----------------------------------------------------------------------
>> Why? Well I would like my COBOL program to allow COBOL Displays in
>> Production ONLY when the User specified a FQDN.
Cameron,
Check this.
https://www.mvsforums.com/helpboards/viewtopic.php?p=62866<https://isolate.menlosecurity.com/1/3735928037/https:/www.mvsforums.com/helpboards/viewtopic.php?p=62866>
Thanks,
Kolusu
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