In <20000623131211.A29789@pcep-jamie.cern.ch> Jamie Lokier (lk@tantalophile.demon.co.uk) wrote:
> manfred@colorfullife.com wrote:
>> > If it's a database it can keep open a directory
>> > handle on that disk.
>> > When the disk is removed, the handle is revoke()d as
>> > are any open files, and further operations by the
>> > database program fail.
>>
>> Exactly. -EPLEASEREENTERYOURCHANGES.
>> I want to avoid that.
> Then use a better database :-)
>> That's the only advantage of the multi-volume scheme.
> Nobody uses databases from floppy, and if they do they should know not
> to remove the disk.
Why ? "Normal" (read: dumb) users ? The some ones who can not use mtools
and/or mount/umount ? You are joking, right ?
> It might be reasonable to implement: (a) if any files are open, lock the
> disk; (b) for floppies locked disk == keep the light on;
Just grrrreat for notebooks and programs like WinWord (WinWord will create
lock file near document and will keep it open while document is open in
editor). Real smart.
> (c) process current directories don't count towards (a) (but open handles do).
> That gives the hypothetical database user the clue not to remove the
> disk. For everyone else, the light is on only when necessary.
Do you think light must be on all the time while you are writing letter ?
I think not.
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This archive was generated by hypermail 2b29 : Fri Jun 23 2000 - 21:00:26 EST