[Info-vax] Indexed file read question
Stephen Hoffman
seaohveh at hoffmanlabs.invalid
Wed Nov 18 13:41:10 EST 2020
On 2020-11-18 17:42:32 +0000, abrsvc said:
> OK Thanks. That is what I thought. These are not segmented keys. I
> will look further, but posts here have supplied what I needed.
>
> RE: The overall application design: There are numerous instances of
> files being used as message communication mechanisms with 1-10 records
> each. Not very efficient, but that is how this system was created.
> Many cases of the following sequence: Open file, update 1 field in a
> record, close file. Very crude synchronization technique as each open
> is in a loop such that if file is locked, go back and try again
> (forever...) until you get it open.
>
> Many other such items throughout the code. I am not involved with
> "fixing' the problem, only to explain how it currently "works".
Somebody's seemingly doing a port off of OpenVMS, eh?
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