From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.bugs Subject: bug#64735: 29.0.92; find invocations are ~15x slower because of ignores Date: Sat, 22 Jul 2023 22:59:02 -0400 Message-ID: References: <87fs5hemi1.fsf@gmx.de> <83edl11qzn.fsf@gnu.org> <874jlxebz5.fsf@gmx.de> <87lef9mqio.fsf@localhost> <87edl1scbw.fsf@gmx.de> <87fs5hmp6i.fsf@localhost> <87cz0lmoxy.fsf@localhost> <83v8edzb31.fsf@gnu.org> <87r0p1cta3.fsf@gmx.de> <87pm4ll7ox.fsf@localhost> <87a5vpcmc7.fsf@gmx.de> <878rb9l1f5.fsf@localhost> <87zg3pb6yt.fsf@gmx.de> <83zg3p9s39.fsf@gnu.org> <878rb944wi.fsf@localhost> <83tttx9q4v.fsf@gnu.org> <87pm4lb4fr.fsf@gmx.de> <83pm4l9n0o.fsf@gnu.org> <87jzutb14l.fsf@gmx.de> <83mszp9kl2.fsf@gnu.org> Reply-To: rms@gnu.org Content-Type: text/plain; charset=Utf-8 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7010"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 64735@debbugs.gnu.org To: Spencer Baugh Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jul 23 05:00:33 2023 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 1qNPKj-0001gD-Ji for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from rms by fencepost.gnu.org with local (Exim 4.90_1) (envelope-from ) id 1qNPJG-0007gO-Km; Sat, 22 Jul 2023 22:59:02 -0400 In-Reply-To: (message from Spencer Baugh on Fri, 21 Jul 2023 15:33:13 -0400) 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:265849 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > If someone was thinking of doing that, they would be better off > responding to RMS's earlier request for C programmers to optimize this > behavior in find. > Since, after all, if we do it that way it will benefit remote files as > well. I wonder if some different way of specifying what to ignore might make a faster implementation possible. Regexps are general but matching them tends to be slow. Maybe some less general pattern matching could be sufficient for these features while faster. -- Dr Richard Stallman (https://stallman.org) Chief GNUisance of the GNU Project (https://gnu.org) Founder, Free Software Foundation (https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)