[RFC] add a shutdown event

[Hardening]

On 22/03/2013 13:42, Pekka Paalanen wrote:
> On Mon, 18 Mar 2013 21:43:32 +0100
> Hardening <rdp.effort at gmail.com> wrote:
> 
>> On 18/03/2013 13:48, Uli Schlachter wrote:
>>> Hi,
>>>
>>> On 18.03.2013 00:30, Hardening wrote:
>>>> On 17/03/2013 23:59, Sylvain BERTRAND wrote:
>>>>> On Sun, Mar 17, 2013 at 11:32:21PM +0100, Hardening wrote:

[...]
> 
> I think getting global_remove on the wl_compositor would be quite a
> strong indication that the compositor is going away. There's nothing
> hotpluggy about wl_compositor. Another good thing about using
> a well-known global like that is, that all software components can
> get it on their own. They only need to instantiate a wl_compositor. And
> in theory clients need to handle all globals going away, anyway.

If wayland client can rely on the fact that the global_removal of
wl_compositor is a synonym for "clean" shutdown, then forget my patch.

Hardening.