Forget all those Irish commands (OGET, OPUT, etc.) and start unsing UNIX 
commands. Here are two JCL's I'm using to run UNIX commands in batch:
//          EXPORT SYMLIST=*//          SET  DIR='newdir'//UNIXCMDS   EXEC 
PGM=BPXBATCH
//STDIN    DD  DUMMY
//STDOUT   DD  SYSOUT=*
//STDERR   DD  SYSOUT=*
//SYMRESDD DD  SYSOUT=*
//STDPARM  DD  *,SYMBOLS=(JCLONLY)
SH
  cd /some/directory ;
  ls -l ;  mkdir -m 700  &DIR./*

Note that STDPARM is the BPXBATCH vatiant of PARMDD, and don't confuse them. 
You start with the usual "SH" to tell BPXBATCH to run a shell. All the rest of 
STDPARM is input to that shell, so you need to adhere to shell command line 
syntax. Chain multiple commands with the ";". Note also that you must not try 
to insert comment, because the first # will start a comment that goes to the 
end of STDPARM.
Advantage: You can user JCL symbols (and if your jobclass allows it, also 
system symbols) in the UNIX commands.


The second job is solving the problem of running commands via "su" in batch. 
Its not perfect, but mostly does the trick for me. First, there is a JCL 
procedure:


//BPXSU   PROC SOUT='*',TMP='tmp-command-file-for-BPXSU-job'            
//INPUT   EXEC PGM=IEBGENER
//SYSPRINT  DD DUMMY
//SYSIN     DD DUMMY
//SYSUT1    DD DDNAME=COMMANDS
//SYSUT2    DD PATH='/tmp/&SYSUID-&TMP',
//             PATHDISP=(KEEP,DELETE),
//             PATHOPTS=(OWRONLY,OCREAT,OEXCL),
//             PATHMODE=(SIRUSR,SIWUSR)
//EXECUSS EXEC PGM=BPXBATCH,PARM='SH su'                                
//STDOUT    DD SYSOUT=&SOUT.
//STDERR    DD SYSOUT=&SOUT.
//STDIN     DD PATH='/tmp/&SYSUID-&TMP',
//             PATHDISP=(DELETE,DELETE)
//STDPARM   DD DUMMY

Second, here is how to use it:
//              EXPORT SYMLIST=*//              SET FILE='somefile'//UNIXCMDS 
EXEC BPXSU//COMMANDS DD *,SYMBOLS=(JCLONLY) ls -l ; chown foo:bar &FILE./*

The rules for COMMANDS are similar to the above. Note that this is STDIN, not 
STDPARM, so the "SH" is not need.
Also, fi system symbols are allowed, the you can make the temp file name more 
unique using date, time or other system symbols.

--
Peter Hunkeler



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