From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juanma Barranquero Newsgroups: gmane.emacs.devel Subject: Re: [Emacs-diffs] trunk r116304: * lisp/desktop.el (desktop-read): Claim the lock when the owner is not the current process. Date: Sat, 8 Feb 2014 22:08:13 +0100 Message-ID: References: <83eh3eyjvs.fsf@gnu.org> <87iosqsntr.fsf@mail.jurta.org> <87a9e1q5h5.fsf@mail.jurta.org> <87bnyhops2.fsf@mail.jurta.org> <87mwi1l7sf.fsf@mail.jurta.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1391893764 5520 80.91.229.3 (8 Feb 2014 21:09:24 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 8 Feb 2014 21:09:24 +0000 (UTC) Cc: Eli Zaretskii , Emacs developers To: Juri Linkov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Feb 08 22:09:32 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1WCF9W-0003B2-Ej for ged-emacs-devel@m.gmane.org; Sat, 08 Feb 2014 22:09:30 +0100 Original-Received: from localhost ([::1]:47998 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCF9V-0004dl-H9 for ged-emacs-devel@m.gmane.org; Sat, 08 Feb 2014 16:09:29 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:33603) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCF9S-0004de-Cz for emacs-devel@gnu.org; Sat, 08 Feb 2014 16:09:27 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WCF9R-0005Oo-MC for emacs-devel@gnu.org; Sat, 08 Feb 2014 16:09:26 -0500 Original-Received: from mail-yk0-x22b.google.com ([2607:f8b0:4002:c07::22b]:46503) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCF9Q-0005Nl-Ds; Sat, 08 Feb 2014 16:09:24 -0500 Original-Received: by mail-yk0-f171.google.com with SMTP id q9so2983073ykb.2 for ; Sat, 08 Feb 2014 13:09:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=rJ2H9anXJx6UxnZG7gKZ0PCVVS16sp2bjIQCjAlmPSw=; b=GP1RhnrrzMOwJ3ctIAg/LWwyVsJu4N9DAj5744ThzIlUddCLpgsu/RArjv/YqPGVnL UyfyyUe9x+j2ort5+jTGzmS0c7rx2jrE2TGpraF28NtX5frEMut2dkF1/CT8ovEubJzu C72XoOLYlZf1v8rwuulkJNogeT7pdrO5QGpN9OWfxuzFRn4WqnaCMu+g7eZU6NsczLA1 PUVkr4emM7fWvpgOoZ1poxLk3UhyfE4QVLincEY2waONu7XlqqA2hrDGTfzdiiTjtWcD +CFhHKNppGNWD0xM5PHcYyPRnWnFkPA6WsTw5ct5RX2JKFJZuSc0kf+hPpMQHvgAulxr JUKA== X-Received: by 10.236.158.226 with SMTP id q62mr18789734yhk.2.1391893733548; Sat, 08 Feb 2014 13:08:53 -0800 (PST) Original-Received: by 10.170.84.65 with HTTP; Sat, 8 Feb 2014 13:08:13 -0800 (PST) In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2607:f8b0:4002:c07::22b X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:169499 Archived-At: On Sat, Feb 8, 2014 at 9:29 PM, Juanma Barranquero wrote: > Alas, no. It's Windows-specific, and depends on the fact that I know I > won't have a lock from a remote Emacs instance, and that all my > instances are launched from executables called emacs.exe. Well, not really Windows-specific, though it does depend on the other two conditions. Basically I'm doing something like this: (setq desktop-load-locked-desktop nil) (add-hook 'desktop-not-loaded-hook (lambda () (let ((owner (desktop-owner)) (desktop-load-locked-desktop t)) (cond ((= owner (emacs-pid)) (desktop-read)) ((let ((command (cdr (assq 'comm (process-attributes owner)))) (case-fold-search t)) (and command (string-match-p "^emacs\\(?:-[0-9.]+\\)?\\(?:\\.exe\\)$" command))) (warn "Locked by Emacs (%s)" owner) (desktop-save-mode -1)) ((ignore-errors (delete-file (desktop-full-lock-name)) t) (warn "Stale lock by Emacs (%s) deleted" owner) (desktop-read)) (t (warn "Could not delete stale lock by Emacs (%s)" owner) (desktop-save-mode -1))))))