Peter, Exactly. I saw the responses after I read through the manual, just wanted to make sure I understood the process before thinking about a design. In theory, we would have customer set the symbol and use the Service to query it as you had indicated.
As always Peter, very much appreciated, and I learned someone again. Regards, Scott On Sat, Dec 29, 2018 at 10:15 AM Peter Relson <rel...@us.ibm.com> wrote: > <snip> > Has anyone created their own system symbol and then referenced it in HLASM > ? > </snip> > > Adding system symbols is not something that a program should be doing. > IEASYMxx is the supported method for defining system symbols. > SETLOAD IEASYM is the supported method for adding a system symbol after > IPL. > > <snip> > what I am not clear on is how to have HLASM code read the system symbol > table and compare for the desired symbol.What i want to do is if we find a > specific symbol set, have a exit perform conditional logic. > </snip> > > You should not "read the system symbol table". If you want to see if a > specific symbol is set, then you should use the ASASYMBM service to try to > substitute a string that has that symbol in it and see if substitution > occurred. > > This of course is very inefficient, and unless this will happen only once > in the life of the system you would be better off doing this once, > somewhere, and stashing the result so that subsequent times can get the > result quickly. > > Peter Relson > z/OS Core Technology Design > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > -- Scott Ford IDMWORKS z/OS Development ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
