delete selected folder leaves empty dir on disk

[Rob Siemborski]

On Fri, 10 Jan 2003, John Alton Tamplin wrote:

> So is it ok to sweep the filesystem and delete any empty directories?
>  Would that leave a race condition with an imapd creating a new folder?

Yes, it could.

> It seems like it should be safe to rmdir() the directory even if some
> process is sitting on it or has it open -- there might need to be
> additional error checking to handle a directory disappearing
> unexpectedly, but that doesn't seem to be a big problem.

We do currently call rmdir() on the directory.

The applicable code is in mailbox_delete() in mailbox.c if you'd like to
suggest a patch.

-Rob

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Rob Siemborski * Andrew Systems Group * Cyert Hall 207 * 412-268-7456
Research Systems Programmer * /usr/contributed Gatekeeper