On Wed, 11 Jul 2018 11:40:19 -0400, Steve Smith wrote: >Not sure if this was pointed out before, but DDNAMEs are required by z/OS >access methods, not JCL. There is no reason these or dataset names need to >be arguments just because REXX is used instead of JCL. > Most programs that don't expose DDNAMEs externaly create them internally using DYNALLOC. This is true for z/OS Rexx, not for CMS Rexx.
>DDNAMEs are a pretty nice feature of z/OS! So you *don't* have to pass a >bunch of (potentially very long) file names. DDNAMEs can be thought of as >a limited form of environment variables. > It stretches the understanding, but, yes. In the UNIX environment, descriptors perform much the same function as DDNAMES in the OS environment. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN