[RFC] add a shutdown event

[Yichao Yu]

On Sun, Mar 17, 2013 at 7:30 PM, Hardening <rdp.effort at gmail.com> wrote:
> On 17/03/2013 23:59, Sylvain BERTRAND wrote:
>> On Sun, Mar 17, 2013 at 11:32:21PM +0100, Hardening wrote:
>>> This patch adds a shutdow event so that clients can be notified
>>> when the compositor is about to exit (and potentially kill its
>>> child processes).
>>> This patch is based on gh next.
>>
>> Is the socket disconnect not enough information for the clients?
>>
> As most of the time the compositor launched all the wayland clients,
> they may be killed before they discover the socket has disconnected.
>
> It can be seen as a "hurry to cleanup before being killed" message.

In this case, shouldn't the compositor just disconnect the socket
instead of sending out this event in order to info the client?

>
> Probably most of the client won't implement the callback but the one
> that care will be able to.
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