[Info-vax] Use of logical names other than I/O redirection

Marc Van Dyck marc.gr.vandyck at invalid.skynet.be
Sun Sep 11 11:55:58 EDT 2022


It happens that alanfe... at gmail.com formulated :
> Greetings. 
>
> I recall Hoff once lamenting about logical names. He said they are mostly 
> good for I/O redirection. And, IIRC, not liking using them to store 
> application data.
>
> I was wondering how people here (esp. Hoff!) feel about their use in batch 
> queues and mail.
>
> Just askin'. 

I consider logical names to be the equivalent of the windows registry.
Anything I need to store and that doesn't warrant a file is fair game.
Devices, directories, and files, of course, but also queue and device
names. And then everything else : statuses, switches, application
running modes, IP addresses, ... If read by 3GL code, it can even be
non printable ascii or binary, like VMS itself does it with licenses
in LMF$LICENSE_TABLE. I consider that much more convenient than
configuration or .INI files.

-- 
Marc Van Dyck



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