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#17284: Host name completion in shell mode take 45 seconds Date: Fri, 03 Apr 2015 09:28:44 -0400 Message-ID: References: <87a8ypixcn.fsf@yahoo.fr> <551E6D24.4020408@yahoo.fr> <551E7587.4000103@gmx.at> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1428067762 14549 80.91.229.3 (3 Apr 2015 13:29:22 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 3 Apr 2015 13:29:22 +0000 (UTC) Cc: Svend Sorensen , Nicolas Richard , 17284@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Apr 03 15:29:11 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 1Ye1ep-0000Pl-B2 for geb-bug-gnu-emacs@m.gmane.org; Fri, 03 Apr 2015 15:29:11 +0200 Original-Received: from localhost ([::1]:34153 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ye1eo-0000fs-EO for geb-bug-gnu-emacs@m.gmane.org; Fri, 03 Apr 2015 09:29:10 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51549) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ye1ek-0000fn-UZ for bug-gnu-emacs@gnu.org; Fri, 03 Apr 2015 09:29:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ye1eh-0001Ek-Jn for bug-gnu-emacs@gnu.org; Fri, 03 Apr 2015 09:29:06 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:54032) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ye1eh-0001Ee-Fy for bug-gnu-emacs@gnu.org; Fri, 03 Apr 2015 09:29:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Ye1eh-0001X7-17 for bug-gnu-emacs@gnu.org; Fri, 03 Apr 2015 09:29:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 03 Apr 2015 13:29:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17284 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 17284-submit@debbugs.gnu.org id=B17284.14280677375872 (code B ref 17284); Fri, 03 Apr 2015 13:29:02 +0000 Original-Received: (at 17284) by debbugs.gnu.org; 3 Apr 2015 13:28:57 +0000 Original-Received: from localhost ([127.0.0.1]:43808 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Ye1eZ-0001Wc-0O for submit@debbugs.gnu.org; Fri, 03 Apr 2015 09:28:55 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:53898) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Ye1eU-0001WG-HF for 17284@debbugs.gnu.org; Fri, 03 Apr 2015 09:28:51 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AnEFAGvvdVRBbthL/2dsb2JhbAA3gVOfQYIugQiBdQEBBAFWIxALNBIUGA0kiBOiEYk8gygJAwECgz4DDwECBwICg1MEqDuBOA X-IPAS-Result: AnEFAGvvdVRBbthL/2dsb2JhbAA3gVOfQYIugQiBdQEBBAFWIxALNBIUGA0kiBOiEYk8gygJAwECgz4DDwECBwICg1MEqDuBOA X-IronPort-AV: E=Sophos;i="5.01,1,1400040000"; d="scan'208";a="115339919" Original-Received: from 65-110-216-75.cpe.pppoe.ca (HELO pastel.home) ([65.110.216.75]) by ironport2-out.teksavvy.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 03 Apr 2015 09:28:44 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id 86C66103F; Fri, 3 Apr 2015 09:28:44 -0400 (EDT) In-Reply-To: <551E7587.4000103@gmx.at> (martin rudalics's message of "Fri, 03 Apr 2015 13:12:07 +0200") 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:101156 Archived-At: >> pcmpl-ssh-known-hosts: Use `char-before' instead of `looking-back'. > Couldn't the byte-compiler warn when `looking-back' is used without > specifying LIMIT? Making LIMIT non-optional seems too harsh. diff --git a/lisp/subr.el b/lisp/subr.el index 163a1c4..16a3440 100644 --- a/lisp/subr.el +++ b/lisp/subr.el @@ -3485,6 +3484,7 @@ LIMIT. As a general recommendation, try to avoid using `looking-back' wherever possible, since it is slow." + (declare (advertised-calling-convention (regexp limit &optional greedy))) (let ((start (point)) (pos (save-excursion -- Stefan