[Info-vax] Logging systartup_vms.com progress to operator.log VMS 7.3-2

Dave Froble davef at tsoft-inc.com
Fri Oct 16 15:12:57 EDT 2020


On 10/16/2020 8:45 AM, Simon Clubley wrote:
> On 2020-10-15, Dave Froble <davef at tsoft-inc.com> wrote:
>> On 10/15/2020 1:49 PM, Simon Clubley wrote:
>>>
>>> You need it when you start thinking in terms of package management.
>>>
>>> In addition to the above examples, what about dependency management
>>> where one package depends on another ?
>>
>> If a function is dependent on something, should not it check to see if
>> the required service is available?
>>
>
> That's the whole point of a package manager so that you don't have to code
> the same checks over and over again in every application you write.
>
> List what you need in your install script and let the package manager take
> care of the details.
>
> And don't forget that dependency requirements can be nested, which a
> package manager takes care of for you.

Just to clear up my confusion, are we discussing installing software, 
or, starting VMS?

Regardless, applications should be complete enough to observe their 
environment.


-- 
David Froble                       Tel: 724-529-0450
Dave Froble Enterprises, Inc.      E-Mail: davef at tsoft-inc.com
DFE Ultralights, Inc.
170 Grimplin Road
Vanderbilt, PA  15486



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