[Oneiric-Topic] LightDM for display management

[Jason Warner]

Hi Robert -

Thanks for proposing this. I'm particularly interested in any and all speed
improvements that could come from this...and if we have less overhead in
general, great!

I look forward to the discussion.

-Jason

On Fri, Apr 8, 2011 at 6:32 PM, Robert Ancell
<robert.ancell at canonical.com>wrote:

> Last cycle I proposed using LightDM to replace GDM [1].  It was deferred
> due to the Unity work, so time to repropose!
>
> The main reasons for switching are:
> - Simpler code to maintain (GDM is a huge ~50,000 line C program and we
> carry 36 patches.  LightDM is nearer 10,000 lines of C).
> - More flexible greeter development - greeters are as easy as X
> applications to write, which means we can have an Ubuntu specific
> greeter that without branching the rest of the code
> - Speed improvements - we can run a greeter without running a full GNOME
> session
> - Display manager can be shared with Kubuntu, Xubuntu, Lubuntu etc but
> still allow each distro to have their own greeter.
>
> The current state of LightDM is "80% done" I would say.  The core
> architecture is all there, and it just needs a few weeks of solid work
> to make it shine.
>
> [1]
>
> https://blueprints.launchpad.net/ubuntu/+spec/packageselection-desktop-n-display-manager
>
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