Re: Re: GCIC Full screen applications - Update

No, OS/VS1 was the VS equivalent of MFT and OS/VS2 was the VS equivalent 
of MVT.  SVS was OS/VS2 release 1 and MVS was OS/VS2 release 2.

On 10/7/2010 11:28 AM, Joe Monk wrote:
>> MVS was apparently called OSVS2 by some heathens:
>
> Actually, OS/VS2 was the first release of OS that supported multiple virtual
> storage spaces. Prior to that was SVS, or Single Virtual Storage (OS/VS1).
>
> Everything that is known today as z/os, mvs, etc. has its roots in OS/VS2.
>
> Joe
>
>
>
>
> ________________________________
> From: kerravon86<kerravon86-/[email protected]>
> To: [email protected]
> Sent: Thu, October 7, 2010 8:42:40 AM
> Subject: [H390-VM] Re: GCIC Full screen applications - Update
>
> --- In [email protected], "Rocky"<rocsystems@...>  wrote:
>>
>> When you hit save it writes the file to a  temporary
>> file and then copies
>> the file to your real destination file.
>
> Ok, it will be interesting to see what SVCs
> are used in the above. Or even what filename.
>
>> The other batch program (ROCZAP) if I can find it –
>> will read a file, do a
>> ver and a rep at a specific record and offset and
>> then either  rewrite the file as is or copy it.
>
> There's no need to look for that for me, if
> that's what you're doing. I already have what
> I need for that. What I don't have is an
> editor.
>
>> Never worked n such an old system and I am looking
>> for documentation right
>> now – Something comparable to authorized assembler
>> services for that version.
>
>> Any body have any suggestions where to find
>> references for 3.8 system stuff etc..
>
> Here are some:
>
> http://www.prycroft6.com.au/misc/
> http://www.bitsavers.org/pdf/ibm/370/
>
>> I browsed bitsavers a bit but did not find
>> anything like an MVS3,8 directory
>
> MVS was apparently called OSVS2 by some heathens:
>
> http://www.bitsavers.org/pdf/ibm/370/OS_VS2/
>
>> For instance I don't even know how to call a
>> tso command or execute an exec
>> from a command processor in 3.8
>
> Bearing in mind that you can write in C on
> MVS 3.8j, it means that the C library has been
> implemented, which means that most things that
> you would say "well how would I normally do
> that in C", have a ready-made answer:
>
> http://pdos.cvs.sourceforge.net/viewvc/pdos/pdos/pdpclib/mvssupa.asm?view=markup
>
> Also remember that most of the MVS source code
> is available, so grepping that can often provide
> clues.
>
> BFN.  Paul.
>
>
>
>
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