Shortcomings of Maildir++ layout

[Timo Sirainen]

On 23 Aug 2015, at 12:25, Hadmut Danisch <hadmut at danisch.de> wrote:
> 
> Hi,
> 
> I am trying to deal with the problem, that under regular mbox format a
> path can lead to either a file or a directory, but not both, while under
> IMAP, a path is usually both, a message folder containing subfolders.
> 
> I found dovecot's approach to this problem, the Maildir++ layout
> described under http://wiki2.dovecot.org/MboxChildFolders , and was
> astonished to see, what problems come with Maildir++ and how complicated
> dovecot tries to deal with them.
> 
> 
> I wonder why dovecot is not using a much easier approach and just uses a
> configurable prefix and/or suffix like .dir or ____ for directory names,
> e.g.

It can do it. See:

http://wiki2.dovecot.org/MailLocation
http://wiki2.dovecot.org/MboxChildFolders