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From: Sebastian Rose <sebastian_rose@gmx.de>
To: John Rakestraw <lists@johnrakestraw.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: org-protocol and missing server-delete-client function
Date: Fri, 17 Apr 2009 02:36:19 +0200	[thread overview]
Message-ID: <87hc0oazgc.fsf@kassiopeya.MSHEIMNETZ> (raw)
In-Reply-To: <87ljq0b2ve.fsf@kassiopeya.MSHEIMNETZ> (Sebastian Rose's message of "Fri, 17 Apr 2009 01:22:29 +0200")


Just installed emacs22 and I see, it's not that easy.
The client argument has the wrong type or something when emacs22.
So I'll have to investigate some more...


Best,

   Sebastian


Sebastian Rose <sebastian_rose@gmx.de> writes:
> Hi John,
>
>
> The appended patch should do.
>
>
> I found, that here (emacs 23) it works, if I replace
>
>   `server-delete-client'
>
> with
>
>    `server-sentinel'
>
>
> In emacs23, `server-sentinel' calls `server-delete-client'.
>
> I found `server-sentinel' in emacs22 (lisp/server.el) and it seems to do
> what we need.
>
> Would you mind to try that?
>
> I will, but haven't compiled emacs22 yet (just have to think a little
> about the best setup with two emacs versions).
>
>
>
> The sense of the function is to kill the emacsclient and the servers
> connection. Otherwise, we would get questions when exiting emacs:
>
>   "Server buffer still has clients. ...."
>
>
>
> diff --git a/lisp/org-protocol.el b/lisp/org-protocol.el
> index cc99235..8ba906d 100644
> --- a/lisp/org-protocol.el
> +++ b/lisp/org-protocol.el
> @@ -132,7 +132,8 @@
>  		  (&optional refresh))
>  (declare-function org-publish-get-project-from-filename "org-publish"
>  		  (filename &optional up))
> -(declare-function server-delete-client proc "server" (&optional noframe))
> +(declare-function server-sentinel "server"
> +		  (proc msg))
>  
>  (defgroup org-protocol nil
>    "Intercept calls from emacsclient to trigger custom actions.
> @@ -478,7 +479,7 @@ as filename."
>                         (splitted (split-string fname proto))
>                         (result (if greedy restoffiles (cadr splitted))))
>                    (if (plist-get (cdr prolist) :kill-client)
> -                      (server-delete-client client t))
> +		      (server-sentinel client "Greedy org-protocol handler. Killing client."))
>                    (when (fboundp func)
>                      (unless greedy
>                        (throw 'fname (funcall func result)))
>
>
>
>
>
> Regards
>
>
>    Sebastian
>
>
> John Rakestraw <lists@johnrakestraw.com> writes:
>> Hi --
>>
>> I'm a simple guy, not a coder, and only a little emacs-savvy. However,
>> this post might save some people some frustration. (And it might prompt
>> someone more emacs-savvy than I to teach me something.)
>>
>> I faced a challenge getting org-protocol to work.
>>
>> I'm running the latest org-mode from git on a Fedora 10 box. Emacs
>> version 22.3.1. I set up for org-protocol in emacs and in firefox
>> (following the instructions at
>> http://orgmode.org/worg/org-contrib/org-protocol.php). Then when I
>> tried to execute the org-protocol-remember handler, emacs pitched back
>> this error message:
>>
>> ***
>> error in process filter: symbol's function definition is void:
>> server-delete-client
>> ***
>>
>> I looked in server.el, and didn't find server-delete-client defined
>> there. I found a copy of server.el for emacs 23 online at
>> http://zchan.homeunix.net/pub/Nevada.APP/Build/emacs-23.0.60/lisp/server.el/server.
>> It includes this definition of server-delete-client:
>>
>> ***
>> (defun server-delete-client (proc &optional noframe)
>>   "Delete CLIENT, including its buffers, terminals and frames.
>> If NOFRAME is non-nil, let the frames live.  (To be used from
>> `delete-frame-functions'.)"
>>   (server-log (concat "server-delete-client" (if noframe " noframe"))
>> 	      proc)
>>   ;; Force a new lookup of client (prevents infinite recursion).
>>   (when (memq proc server-clients)
>>     (let ((buffers (process-get proc 'buffers)))
>>
>>       ;; Kill the client's buffers.
>>       (dolist (buf buffers)
>> 	(when (buffer-live-p buf)
>> 	  (with-current-buffer buf
>> 	    ;; Kill the buffer if necessary.
>> 	    (when (and (equal server-buffer-clients
>> 			      (list proc))
>> 		       (or (and server-kill-new-buffers
>> 				(not server-existing-buffer))
>> 			   (server-temp-file-p))
>> 		       (not (buffer-modified-p)))
>> 	      (let (flag)
>> 		(unwind-protect
>> 		    (progn (setq server-buffer-clients nil)
>> 			   (kill-buffer (current-buffer))
>> 			   (setq flag t))
>> 		  (unless flag
>> 		    ;; Restore clients if user pressed C-g in
>>       `kill-buffer'. (setq server-buffer-clients (list proc)))))))))
>>
>>       ;; Delete the client's frames.
>>       (unless noframe
>> 	(dolist (frame (frame-list))
>> 	  (when (and (frame-live-p frame)
>> 		     (equal proc (frame-parameter frame 'client)))
>> 	    ;; Prevent `server-handle-delete-frame' from calling us
>> 	    ;; recursively.
>> 	    (set-frame-parameter frame 'client nil)
>> 	    (delete-frame frame))))
>>
>>       (setq server-clients (delq proc server-clients))
>>
>>       ;; Delete the client's tty.
>>       (let ((terminal (process-get proc 'terminal)))
>> 	;; Only delete the terminal if it is non-nil.
>> 	(when (and terminal (eq (terminal-live-p terminal) t))
>> 	  (delete-terminal terminal)))
>>
>>       ;; Delete the client's process.
>>       (if (eq (process-status proc) 'open)
>> 	  (delete-process proc))
>>
>>       (server-log "Deleted" proc))))
>> ***
>>
>> When I add this definition to my config files and reload, then
>> org-protocol-remember works as expected. 
>>
>> Surely there are still others using emacs 22.3? Is there another way
>> around this (short of upgrading to emacs 23 -- I might do that, but I'm
>> so swamped with other things right now and I know so little about
>> what I'm doing that I don't want to move on that yet)?

-- 
Sebastian Rose, EMMA STIL - mediendesign, Niemeyerstr.6, 30449 Hannover
Tel.:  +49 (0)511 - 36 58 472
Fax:   +49 (0)1805 - 233633 - 11044
mobil: +49 (0)173 - 83 93 417
Email: s.rose@emma-stil.de, sebastian_rose@gmx.de
Http:  www.emma-stil.de

      reply	other threads:[~2009-04-17  0:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-16 20:29 org-protocol and missing server-delete-client function John Rakestraw
2009-04-16 21:09 ` Sebastian Rose
2009-04-16 23:22 ` Sebastian Rose
2009-04-17  0:36   ` Sebastian Rose [this message]

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