[Info-vax] First ship poll: When will the first native x86-64 compilers ship ?

[Dave Froble]

On 4/17/2022 1:00 PM, Arne Vajhøj wrote:
> On 4/17/2022 4:45 AM, Jan-Erik Söderholm wrote:
>> Den 2022-04-17 kl. 02:26, skrev Arne Vajhøj:
>>> On 4/16/2022 6:54 PM, Bill Gunshannon wrote:
>>>> On 4/16/22 18:09, Arne Vajhøj wrote:
>>>>> On 4/16/2022 7:28 AM, Bill Gunshannon wrote:
>>>>>> Like maybe, IBM zSystem running COBOL with CICS and a DB2 backend.
>>>>>
>>>>> I don't see that combo as special.
>>>>>
>>>>> CGI scripts in Cobol or PL/I would require the developers
>>>>> to write maybe 10 times as much code and the result would
>>>>> perform really bad.
>>>>>
>>>>> Java or Python frontend calling C wrapper calling Cobol
>>>>> or PL/I code may be doable, but comes with a lot of risks
>>>>> due to potentially incompatible threading/transactional/whatever
>>>>> models.
>>>>
>>>> Why would you need all of that?  COBOL does CICS and CICS does
>>>> the web.  No extra code required.
>>>
>>> That sounds pretty easy.
>>>
>>> But if we assume RESTful web services which are by far the
>>> most common today.
>>>
>>> 1) How does CICS know the right URL to assign to a resource?
>>> 2) How does CICS know whether to use path or query URL?
>>> 3) How does CICS know whether to do XML or JSON or both?
>>> 4) How does CICS know whether to do CORS?
>>>
>>
>> You use CWS. Google "cics web service". CWS gives access
>> to the usual tools used in web services programming.
>>
>> I did CICS/Cobol/DB2 development including CWS approx.
>> 20 years ago. At that time to build common web pages but
>> it seems to have evolved to include other functionallity.
>
> I get that there is a web server.
>
> I get that there are some Cobol code doing something.
>
> What I don't get is how the web server end up exposing the
> right API.
>
> I know how ones does it in Java and C# - using annotations/attributes
> in the application code to define it.
>
> I have seen examples of how it is done in PHP and Python - setting up
> callbacks.
>
> I cannot see how that CICS web server can figure that out with
> no code changes.
>
> I am not a great believer in mind reading software.
>
> Arne
>
>

Oh, sure.  I remember a request at a DECUS event where the customer asked for 
DCL to do what he meant, not what he typed.  Everyone thought it was a great idea.

-- 
David Froble                       Tel: 724-529-0450
Dave Froble Enterprises, Inc.      E-Mail: davef at tsoft-inc.com
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