[Info-vax] Python on VMS

[Dave Froble]

On 1/17/2019 12:59 PM, Arne Vajhøj wrote:
> On 1/16/2019 5:17 PM, Bill Gunshannon wrote:
>> On 1/16/19 4:59 PM, Dave Froble wrote:
>>> On 1/16/2019 1:17 PM, Phillip Helbig (undress to reply) wrote:
>>>> In article <q1nds2$hic$1 at gioia.aioe.org>, =?UTF-8?Q?Arne_Vajh=c3=b8j?=
>>>> <arne at vajhoej.dk> writes:
>>>>> Would it be fair to say that the problems for the port is
>>>>> not fundamental (*nix'isms that simply can't be implemented
>>>>> on VMS) but a resource problem (if there were enough VMS
>>>>> enthusiasts working on those libraries then they would be
>>>>> ported)?
>>>>
>>>> It's obviously a resource problem because there is a theorem which says
>>>> that any Turing machine can implement another.  :-)
>>>
>>> That could have several meanings.
>>>
>>> Implement Unix on VMS?  Why not just run Unix?
>>
>> Or implement a workable POSIX interface on VMS.
>
> I suspect that POSIX would not be enough.
>
> VMS already got the stuff in older POSIX versions.
>
> I doubt that adding the difference between current VMS
> support and full SUSv4/POSIX2008 will solve the problems.
>
>>> I have to ask, if a product is understood, why not just implement it
>>> on VMS, using VMS capabilities?  Might be easier.  But then, it would
>>> not be portable back to whatever.  So what, from a VMS centric
>>> perspective?
>
>> Personally, I agree with you there.  It would likely make keeping
>> up to date more work, but I think it would provide better products
>> and, in the long run, require less real effort.
>>
>> I have been setting up a whole world of systems for some of the
>> stuff I want to play with again.  I am utterly amazed (well, more
>> dismayed) at what a morass most of the Unixes have become since
>> I was doing this on a daily basis.
>
> Linux dist code base typical grows with 20-30% per year.
>
> Over 20 years then ...
>
> Arne
>

Real tough question, since users do so many things.

How much of that stuff would actually be useful on VMS, or, even on Linux?

Consider Microsoft and SSL.  My understanding is that Microsoft gave up 
on OpenSSL and implemented their own.  Not that I'm ready to tackle SSL, 
life is too short.
-- 
David Froble                       Tel: 724-529-0450
Dave Froble Enterprises, Inc.      E-Mail: davef at tsoft-inc.com
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