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How are data passed from JCL parm to assembler program. And
how is data passed from a calling program to an assembler
called program.
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Answer Posted / mike m
- JCL PARM
//SAMPPROG EXEC PGM=XXXXXXXX,PARM='XXXXXXXX......'
CONTAINS A PARM FIELD WITH UP TO 100 BYTES OF DATA IN IT.
THE PROGRAM BY DESIGN PICKUPS UP A POINTER TO THE DATA AND
THE DATA LEN. REG 1 HAS WHAT YOU NEED TO EXTRAPOLATE ALL OF
THIS.
- PASS DATA TO CALLED PROGRAM
IN THIS CASE, CALLER IS AN ALC PROGRAM PASSING 2 FIELDS TO
SUBROUTINE NAMED SUBROUT1. THE PASSED FIELDS WILL HAVE BEEN
PRIMED PRIOR TO THE "CALL"
CALL SUBROUT1(FIELDA,FIELDB)
.
.
.
FIELDA DS CL8
FIELDB DS CL8
| Is This Answer Correct ? | 8 Yes | 5 No |
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