[Pkg-mailman-hackers] Bug#468569: Bug#468569: no way to escape mailman/queue_files_present

[Florian Weimer]

* Thijs Kinkhorst:

> Furthermore I have also turned the debconf note into an option to continue the 
> installation if the administrator thinks he can live with the results. I 
> think this should satisfy most cases.

Yes, that's fine with me.

The magic version file doesn't seem to cover my case of accidental
removal because AFAICS, the file disappears when the package is
deinstalled.

> Of course the "best" solution would still be to actually detect whether there 
> would be incompatibilities between the two versions, but we do not have a 
> real solution to that currently.

Upstream could put a version number in the .pck files themselves
(assuming that they are Python pickled objects, and that Python is
generally backwards-compatible in this area). It should be rather
straightforward to check those files for compatibility.