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Re: 23.0.60; Emacs should survive a lost X connection

From: Stefan Monnier
Subject: Re: 23.0.60; Emacs should survive a lost X connection
Date: Sat, 09 Feb 2008 22:10:37 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.50 (gnu/linux)

>> No, the crashes are gone.  But the server does not seem to know that the
>> clients have gone, it gives a warning when trying to exit because it
>> thinks that clients are still connected.
>> I do not understand.  When you say "server" do you mean "X server"?

> No, I mean the emacs server, i.e. the one started by M-x server-start.

>> Do you mean that it doesn't notice that it has been disconnected
>> from Emacs?

> No, the emacs server keeps track of the number of emacsclients that are
> still connected, when that number is > 0 and you are doing C-x C-c it
> will warn that emacsclients are still connected 
> (see server-kill-emacs-query-function)

> In the case described here, there are no emacsclients that are still
> connected (they have died when X has died, or have been killed with
> xkill), but the server thinks otherwise.

Actually, server.el does not keep track of a count of client, it keeps
track of actual clients directly, so we should be able to check
the client's liveness and discard the dead ones.

I lost the beginning of this thread, could you give a recipe and
description for this problem?


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