From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Katsumi Yamaoka Newsgroups: gmane.emacs.bugs Subject: bug#45944: 28.0.50; Mailabbrev sometimes hangs Date: Tue, 19 Jan 2021 08:39:00 +0900 Organization: Emacsen advocacy group Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12103"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (x86_64-pc-cygwin) To: 45944@debbugs.gnu.org Cancel-Lock: sha1:ryooA3pPDrJ1vb8D0Ak+5UatIvM= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jan 19 00:40:11 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1l1e82-00032y-Tr for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from 113x33x36x204.ap113.ftth.ucom.ne.jp ([113.33.36.204]:59140 helo=localhost) by cloud1.hostforweb.net with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1l1e6y-00B7hI-KH; Mon, 18 Jan 2021 18:39:04 -0500 X-Face: #kKnN,xUnmKia.'[pp`; Omh}odZK)?7wQSl"4o04=EixTF+V[""w~iNbM9ZL+.b*_CxUmFk B#Fu[*?MZZH@IkN:!"\w%I_zt>[$nm7nQosZ<3eu; B:$Q_:p!',P.c0-_Cy[dz4oIpw0ESA^D*1Lw= L&i*6&( X-AuthUser: yamaoka@cloud1.hostforweb.net X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:198106 Archived-At: On Mon, 18 Jan 2021 09:10:31 +0900, Katsumi Yamaoka wrote: > When expanding a mail abbrev in the message header of a message- > mode buffer, it sometime hangs like it goes into an infinite loop. [...] > Though I haven't found out the cause of the problem so far,... I found it. `(forward-word 1)' in the `abbrev--before-point' function takes a very long time for a certain mail body contents (`hang' I wrote first was my misregarding). Here is a recipe to reproduce the problem in `emacs -Q': 1. Create the ~/.mailrc file, if it is absent. The file needs to contain at least a line like this: --8<---------------cut here---------------start------------->8--- foo foo@example.com.invalid --8<---------------cut here---------------end--------------->8--- 2. Eval this form in the *scratch* buffer. --8<---------------cut here---------------start------------->8--- (with-current-buffer (get-buffer-create "*testing*") (erase-buffer) (insert "To: \n--text follows this line--\n\ ________________________________________________________________\n") (message-mode) (mail-abbrevs-setup) (goto-char (point-min)) (end-of-line) (pop-to-buffer (current-buffer))) --8<---------------cut here---------------end--------------->8--- 3. In To: header, enter "foo" or something another and type ",". As far as I can observe, the more "____" line is long, the more it takes a long time. Thanks.