From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#6130: 23.1; artist-mode spray-can malfunction Date: Thu, 22 Jan 2015 18:08:36 -0500 Message-ID: References: <8dd014e7478827e94e3a8fe5b2b948e0@lysator.liu.se> <54BA6A0A.4080408@gmx.at> <54BB8375.9000506@gmx.at> <54BFD9D9.70708@gmx.at> <54C1402D.1000100@gmx.at> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1421968151 25217 80.91.229.3 (22 Jan 2015 23:09:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 22 Jan 2015 23:09:11 +0000 (UTC) Cc: 6130@debbugs.gnu.org, busk , Daniel Koning To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 23 00:09:10 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1YEQsA-0007hZ-Cu for geb-bug-gnu-emacs@m.gmane.org; Fri, 23 Jan 2015 00:09:10 +0100 Original-Received: from localhost ([::1]:56463 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEQs9-0000Wj-S4 for geb-bug-gnu-emacs@m.gmane.org; Thu, 22 Jan 2015 18:09:09 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:55918) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEQs6-0000Vb-MS for bug-gnu-emacs@gnu.org; Thu, 22 Jan 2015 18:09:07 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YEQs3-0004pa-GM for bug-gnu-emacs@gnu.org; Thu, 22 Jan 2015 18:09:06 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:34611) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEQs3-0004pW-Cb for bug-gnu-emacs@gnu.org; Thu, 22 Jan 2015 18:09:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1YEQs3-00069a-38 for bug-gnu-emacs@gnu.org; Thu, 22 Jan 2015 18:09:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 22 Jan 2015 23:09:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 6130 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 6130-submit@debbugs.gnu.org id=B6130.142196813123635 (code B ref 6130); Thu, 22 Jan 2015 23:09:02 +0000 Original-Received: (at 6130) by debbugs.gnu.org; 22 Jan 2015 23:08:51 +0000 Original-Received: from localhost ([127.0.0.1]:53303 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YEQrr-000699-5X for submit@debbugs.gnu.org; Thu, 22 Jan 2015 18:08:51 -0500 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:29085) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YEQrj-00068q-3Q for 6130@debbugs.gnu.org; Thu, 22 Jan 2015 18:08:49 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Au0IAOwQflSnWBWM/2dsb2JhbABbgweDYIVaxSMCgSUWAQEBAQEBfIQDAQEDAXkFCwsNJxIUGDGISgnWWQEBAQEGAgEfkG8HhEgFiwGYcY01hBkhgncBAQE X-IPAS-Result: Au0IAOwQflSnWBWM/2dsb2JhbABbgweDYIVaxSMCgSUWAQEBAQEBfIQDAQEDAXkFCwsNJxIUGDGISgnWWQEBAQEGAgEfkG8HhEgFiwGYcY01hBkhgncBAQE X-IronPort-AV: E=Sophos;i="5.07,502,1413259200"; d="scan'208";a="108510056" Original-Received: from unknown (HELO pastel.home) ([167.88.21.140]) by ironport2-out.teksavvy.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 22 Jan 2015 18:08:37 -0500 Original-Received: by pastel.home (Postfix, from userid 20848) id 2C02A2A58; Thu, 22 Jan 2015 18:08:37 -0500 (EST) In-Reply-To: <54C1402D.1000100@gmx.at> (martin rudalics's message of "Thu, 22 Jan 2015 19:23:41 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x 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:98605 Archived-At: > Daniel in his first post wrote that > I also went ahead and searched the lisp/ tree for other places that > looked risky -- that is, where a position object was assumed to hold a > window in a context where there was no such guarantee. Nothing jumped > out at me, but there could be any number of issues with third-party > code. > so I think this has been taken care of already. To be honest, I don't know what that means. IIUC it means that most of the code doesn't care if posn-window sometimes returns a frame. It's wrong for posn-window to return a frame. So are there callers that actually rely on this wrong behavior? Are there callers where returning nil instead of a frame would be a problem? Are there callers where signaling an error instead of returning a frame would be a problem? > This would backfire for people who would like `posn-window' to always > return the first element of a position. That's OK, in the sense that we don't care if people's feelings are hurt. But if it breaks existing packages it's more problematic. Stefan