> 1. The default will be ^(?:new|cur|\..*)$ which skips the tmp
> directory.
I see. That is different than before, but probably closer to what
most people expect.
> 2. The code does not count other files that happen to be in a
> maildir directory or subdirectory, for example, the "maildirsize"
> file in the top directory, or any "mailfolder" files that are in
> maildir folder subdirectories.
I just realise that each maildirfolder files means a regex mismatch,
thus causing a stat() call. How about changing that and avoiding
"maildirfolder" just like "." and ".."?
Michael