Gdm removed when sugar WM removed

[Joe Zeff]

On 10/23/2011 12:55 PM, Marko Vojinovic wrote:
> How do you determine whether or not a given wm needs gdm? Any wm can equally
> well use kdm instead of gdm, so it is actually a conditional dependency ---
> "if there is no other dm installed, and if there is some wm which depends on
> the presence of a dm, don't uninstall it".

Can you tell me one good reason that a dm should be a dependency of any wm?