[Info-vax] BACKUP to the null device

[Rob Brown]

On Tue, 8 Feb 2011 at 19:38 -0000, Phillip Helbig---undress to reply wrote:

> Whu does BACKUP to NL:FOO.BAR give the error %BACKUP-F-INVDEVTYP but 
> to NL:FOO.BAR/SAVE_SET work?  If the error is correct in the first 
> case, why doesn't it apply in the second, since in both cases the 
> target is a file with the same device, directory, name, type and 
> version?

I am going to wave my hands and guess that it is because NL: is not a 
tape device, the only device type for which you are not required to 
specify "/SAVE_SET".  Let's call it an "undocumented permanent 
restriction".


-- 

Rob Brown                        b r o w n a t g m c l d o t c o m
G. Michaels Consulting Ltd.      (780)438-9343 (voice)
Edmonton                         (780)437-3367 (FAX)
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