On Fri, 28 Jul 2017 09:49:09 -0400, Mitch Mccluhan wrote:
> One of the JCL automation products (J-MAN from RES) does that. It can read
> the source program and determine how the file is accessed.
>
Oh.
On Fri, 28 Jul 2017 07:04:05 -0700, Charles Mills wrote:
>> JCL gives no indication whether the data set will be written or only read
>
>Well, there's an *indication*. It is certainly not definitive, but it might be
>good enough for some purposes. DISP=SHR is an *indication* of only read.
>
Barely. an ISPF guide recommends allocating SHR and relying on serialization
options in LMINIT/LMOPEN to preserve integrity on member updates. Does
that "automation product" grok ISPF commands in the "source program"?
https://en.wikipedia.org/wiki/Undecidable_problem
-- gil
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