ain as one of those COBOL Unsolved Mysteries.
Best -
Richard Zierdt
//EXEC IGYWCLG
IDENTIFICATION DIVISION.
PROGRAM-ID. COBOLDM.
AUTHOR. Testing COBOL's WITH DEBUGGING MODE capability.
ENVIRONMENT DIVISION.
CONFIGURATION SECTION.
raries (if any), are there other advantages to reentrant
code ?
Thanks --
Richard Zierdt
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IEABRCX DEFINE
IEABRCX ENABLEChange base-displacement to relative
but apply to branch instructions, not load.
Any perspectives would be helpful, either with an alternative solution, or
that, like taxes, you live with it.
Thanks –
Richard Zierdt
Confidentiality Warning
ill).
[ATTACHX seems to differ from ATTACH by its access register support.]
Another option is to use the List and Execute forms of ATTACH(X). Still uses
base-displacement to reference data areas, but the (branch) instructions could
be relative, or easier to convert if they are not.
t's not working?
A working example of POST macro w/ASCB parameter would be appreciated. Or CBT
tape, etc.
Thanks
Richard Zierdt
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OST ASCB= parameter;
S602 Abend
EXTERNAL EMAIL
Richard,
Have you considered using IEAMSXMP?
Much safer.
Tom Harper
Phoenix Software International
Sent from my iPhone
> On Sep 4, 2024, at 10:36 AM, Richard Zierdt
> wrote:
>
> Trying to POST a WAIT ECB in a different address s
nks to everyone for their
suggestions, guidance.
Richard Zierdt
From: IBM Mainframe Discussion List on behalf of
Charles Mills
Sent: Wednesday, September 4, 2024 6:17 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: POSTing a WAIT in another Address Space; POST ASCB= par
s.
So, my apologies, IBM documentation!
Richard Zierdt
From: IBM Mainframe Discussion List on behalf of
Peter Relson
Sent: Friday, September 6, 2024 10:07 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: POSTing a WAIT in another Address Space; POST ASCB= parameter;
IEAMSXMP = Safe
cross-memory Post = service to end the WAIT.]
Thanks -
Richard Zierdt
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behavior.
Again, thanks for explaining where SVCs can be called. Richard Zierdt
From: IBM Mainframe Discussion List on behalf of
Peter Relson
Sent: Thursday, September 12, 2024 8:08 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: PC - SVC restriction ?
This Me
#x27;m studying VBScript syntax now (WshShell - SendKeys might work), but if the
wheel's already been invented . . .
Any help appreciated.
Thanks -
Richard Zierdt
--
For IBM-MAIN subscribe / signoff / archive access instruc
dle the exceptions
you warn about. Also, could things have improved in the last 20 years?
The simplicity of a single ALESERV (albeit wrapped around MODESET) to get the
job done is very attractive. Of course, all that glitters is not gold, so I'll
keep Chris C
Problem solved by LOAD . . . GLOBAL=(YES,F) macro / parameter.
Another sidebar consideration: When LOADing a module into common storage, the
module cannot be linked with PAGE or an ABEND 306-10 is issued. z/OS is
probably trying to conserve space.
Thanks to all
Richard Zierdt
s to
x'2010 53600900' etc. A S0C1 should have occurred given that the
storage starts with hex zeros.
Address 20105000 in addeess space A points to x' A7F40018' (Jump instruction).
Does "extended linkage index" have anything to do with this situ
E: /80FD66D8 F: /80007000
Any help appreciated; Thanks --
Richard Zierdt
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. . . RSAPF=YES. Noted, thanks.
(5) Bottom line: to display control registers for unauthorized programs, the
called program that provides this service will have to be in an SVC or PC (or
an SRB, I guess, but enough for now).
Thanks, everyone.
Richard Zierdt
F
elucidation appreciated — Thanks
Richard Zierdt
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SYNCHCOMPADDR=SRBCmp1@,
SYNCHCODEADDR=SRBCmp2@,
SYNCHRSNADDR=SRBRsn@,
PRIORITY=CURRENT,
MF=(E,IEAMSCHL,COMPLETE)
It returns zero in R15.
Thanks--
Richard Zierdt
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. But then it
would help if a set of MVS OS services were developed that could "handshake"
together two (or more) specific, not random, unauthorized ASs so they could
communicate between themselves.
Thanks again --
Richard Zierdt
From: IBM Mainfram
are might be taken before putting
sensitive data in the token.
However, even if these pairs are an open book, the token could be encrypted by
the creator. Same with the name.
Just wondering
Richard Zierdt
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another unauthorized
AS, so why the IEAMSXMP supervisor-state-only restriction?
Thanks -
Richard Zierdt
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voking environment, but it's
useful to know where a macro is being interpreted anyhow, DSECT or CSECT. How
can the assembler not know this?
Any clarification appreciated. Thanks -
Richard Zierdt
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m. Perhaps the URL registration
fees weren't paid.)
Yes, there are other treatises about REXX, but what about the website? Might
its content have been saved elsewhere?
Thanks --
Richard Zierdt
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Indeed it does. I found the exact webpage mentioned in the book. Very useful
website; who woulda thought?
Thanks — Richard Zierdt
From: IBM Mainframe Discussion List on behalf of
Mike Beer
Sent: Monday, February 10, 2025 11:47 AM
To: IBM-MAIN
ntain only
alphabetic, numeric and national characters, cannot start with a numeric
character, and must be padded on
the right with blanks
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Richard Zierdt
Sent: Monday, December 16, 2024 10:54 AM
To: IBM-MAIN@LISTSERV.UA.E
mary and home address space
concepts, but it's unclear how that relates to main task — subtask environments.
Bottom line, may a subtask create a data space using DSPSERV ?
Thanks
Richard Zierdt
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o ZERO
between OPEN and CLOSE caused a problem. BTW, a PUT macro worked fine anywhere
after OPEN.
No, this is not production code, dangers with key zero, etc, but it is
educational.
Happy Holidaze, everyone
Richard Zierdt
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Yep — that works — &SYSSTYP ! Thank you, Chuck (Hardee)
From: IBM Mainframe Discussion List on behalf of
Paul Gilmartin <042bfe9c879d-dmarc-requ...@listserv.ua.edu>
Sent: Tuesday, January 7, 2025 6:28 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Assembly
he R1 or R2 field is zero, 32 zeros are used rather
than the contents of access register 0. "
There is probably a reason why AR0 is not supported as MVCL operands; it's just
that it's inconsistent with the corresponding behavior in Primary ACS mode.
Richard Zierdt
Confidentiality W
).
Any program could be reentrant without Getmains if callers provided save/work
areas (and the programs were written accordingly).
Just a thought
Richard Zierdt
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cont
Implement ENQ/DEQ logic before POSTing?
Use the low-order three bytes of the ECB to store a STCK? You've have to
decide which bits of the STCK result provide sufficient resolution. But that
could indicate who got there first.
Richard Zierdt
Fresche Solu
some
LE, Cobol function, or equivalent service.
Thanks
Richard Zierdt
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named recipient, i
ould give you he page aligned storage
On Thu, May 29, 2025, 16:57 Richard Zierdt <
richard.zie...@freschesolutions.com> wrote:
> From assembly services reference manual for the CSRCMPSC macro: "Note that
> the expansion dictionary must immediately follow the compression
> dic
nt of "under the hood" documentation would help.
"tailored" compression, "generic" compression, Dictionaries, tokens, Oh My!
Thanks
Richard Zierdt
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Is there any wiggle room for
interpretation?
Could it mean "Yes, Db2 will *populate* such columns, but otherwise not *use*
them" ? If so, that interpretation would apply to a thousand other fields in
Db2 and the OS.
Richard Zierdt
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