From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#10348: 24.0.92; Save and load window states Date: Fri, 23 Dec 2011 23:14:17 +0200 Organization: JURTA Message-ID: <871urvarpo.fsf@mail.jurta.org> References: <4ef24371.94110e0a.6fbb.ffffc8f3@mx.google.com> <4EF36318.6000006@gmx.at> <4EF45888.3030204@gmx.at> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1324677060 12675 80.91.229.12 (23 Dec 2011 21:51:00 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Fri, 23 Dec 2011 21:51:00 +0000 (UTC) Cc: Michael Bach , 10348@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Dec 23 22:50:55 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ReD0t-0002Yk-Sg for geb-bug-gnu-emacs@m.gmane.org; Fri, 23 Dec 2011 22:50:52 +0100 Original-Received: from localhost ([::1]:59359 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ReD0s-0003bo-W5 for geb-bug-gnu-emacs@m.gmane.org; Fri, 23 Dec 2011 16:50:50 -0500 Original-Received: from eggs.gnu.org ([140.186.70.92]:49735) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ReD0p-0003be-L5 for bug-gnu-emacs@gnu.org; Fri, 23 Dec 2011 16:50:48 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ReD0n-0004QY-Be for bug-gnu-emacs@gnu.org; Fri, 23 Dec 2011 16:50:47 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:50270) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ReD0n-0004QR-82 for bug-gnu-emacs@gnu.org; Fri, 23 Dec 2011 16:50:45 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1ReD30-0004cn-Fj for bug-gnu-emacs@gnu.org; Fri, 23 Dec 2011 16:53:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 23 Dec 2011 21:53:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 10348 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 10348-submit@debbugs.gnu.org id=B10348.132467716017742 (code B ref 10348); Fri, 23 Dec 2011 21:53:02 +0000 Original-Received: (at 10348) by debbugs.gnu.org; 23 Dec 2011 21:52:40 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1ReD2d-0004c6-MO for submit@debbugs.gnu.org; Fri, 23 Dec 2011 16:52:40 -0500 Original-Received: from smarty.dreamhost.com ([208.113.175.8]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1ReD2R-0004bk-Ey for 10348@debbugs.gnu.org; Fri, 23 Dec 2011 16:52:28 -0500 Original-Received: from ps18281.dreamhostps.com (ps18281.dreamhost.com [69.163.218.105]) by smarty.dreamhost.com (Postfix) with ESMTP id 8DAD7684074; Fri, 23 Dec 2011 13:50:09 -0800 (PST) Original-Received: from localhost (ps18281.dreamhostps.com [69.163.218.105]) by ps18281.dreamhostps.com (Postfix) with ESMTP id A37A3451C700; Fri, 23 Dec 2011 13:49:34 -0800 (PST) In-Reply-To: <4EF45888.3030204@gmx.at> (martin rudalics's message of "Fri, 23 Dec 2011 11:31:36 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.92 (x86_64-pc-linux-gnu) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Fri, 23 Dec 2011 16:53:02 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:55145 Archived-At: >>> (3) Save only parameters whose value have a read syntax. This can be >>> done either in `window-state-get' or in `my-save-frame'. >> >> This can make the save&restore work and fail in somewhat >> unpredictable ways. Too magical. > > IIUC this is what desktop does. The problem is rather that we would > have to distinguish between values needed for intra-session purposes and > those that make sense for inter-session purposes too. Actually there exists already a parameter that distinguishes between values needed for intra-session purposes and needed for inter-session purposes. It is the argument `markers' of the function `window-state-get'. When non-nil, it returns internal values meaningful only in the current session. When nil, it returns integer values safe to save and read in another session. This argument could be renamed to a more general name and used for other values besides markers. Then a caller of `window-state-get' could decide whether its return value is intended for the same session or for intra-session purposes.