From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ihor Radchenko Newsgroups: gmane.emacs.bugs Subject: bug#64735: 29.0.92; find invocations are ~15x slower because of ignores Date: Sun, 23 Jul 2023 09:34:20 +0000 Message-ID: <87tttvq8df.fsf@localhost> References: <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> <83h6pwa52z.fsf@gnu.org> <87ilaci637.fsf@catern.com> <83sf9g88eh.fsf@gnu.org> <87pm4krq2m.fsf@localhost> <838rb881ak.fsf@gnu.org> <87mszornlq.fsf@localhost> <83351g7yn5.fsf@gnu.org> <875y6brrnk.fsf@localhost> <83fs5f6opg.fsf@gnu.org> <87351frqr7.fsf@localhost> <831qgzuh5n.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36790"; mail-complaints-to="usenet@ciao.gmane.io" Cc: sbaugh@janestreet.com, rms@gnu.org, sbaugh@catern.com, dmitry@gutov.dev, michael.albinus@gmx.de, 64735@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jul 23 11:35:26 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 1qNVUs-0009Mj-7B for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 23 Jul 2023 11:35:26 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qNVUa-0005eK-Ow; Sun, 23 Jul 2023 05:35:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qNVUU-0005Vi-HA for bug-gnu-emacs@gnu.org; Sun, 23 Jul 2023 05:35:02 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qNVUU-0003N9-8u for bug-gnu-emacs@gnu.org; Sun, 23 Jul 2023 05:35:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qNVUT-0007te-Mm for bug-gnu-emacs@gnu.org; Sun, 23 Jul 2023 05:35:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Ihor Radchenko Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 23 Jul 2023 09:35:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 64735 X-GNU-PR-Package: emacs Original-Received: via spool by 64735-submit@debbugs.gnu.org id=B64735.169010485630289 (code B ref 64735); Sun, 23 Jul 2023 09:35:01 +0000 Original-Received: (at 64735) by debbugs.gnu.org; 23 Jul 2023 09:34:16 +0000 Original-Received: from localhost ([127.0.0.1]:38290 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qNVTk-0007sS-7e for submit@debbugs.gnu.org; Sun, 23 Jul 2023 05:34:16 -0400 Original-Received: from mout02.posteo.de ([185.67.36.66]:53409) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qNVTi-0007sA-1z for 64735@debbugs.gnu.org; Sun, 23 Jul 2023 05:34:14 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id 1C195240104 for <64735@debbugs.gnu.org>; Sun, 23 Jul 2023 11:34:08 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1690104848; bh=QBw7MsDGIGZlRQu65Gv4tqoLRdlZs/8VxZr+L286Lq4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:From; b=QOpb67BzjPtKuQAzMczKdy1c/1JZWvrtxqfav+Go6uSJTTtZM1b3V1p2dqx2bwUuN GquEgBwR6APHIYsqfxZrJ78Cf9uxCVSNzOH73TNSRKNIOP2C/CTjxrENQtLR/2N0rF tyZlwLcNEZsqPR6pwlqFs6wbmphGNxezpqTdh6/BytDQMucpfUZL6HR+5fkhggKh9A znLcQpAMUWLwEy90oJa2nzV7R60elJ07zjitLRKimHHr67Sl1t1akG442ikHat0uDK IPMNbn3TF2JzhCToPvxzFz6Qh/a+oNMN2nB68j3DTkiWC3s+B2iI87FKACvU4YLq0F D6JERKUTSZP3w== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4R7ymH0R8rz9rxg; Sun, 23 Jul 2023 11:34:06 +0200 (CEST) In-Reply-To: <831qgzuh5n.fsf@gnu.org> 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:265880 Archived-At: Eli Zaretskii writes: >> Consider (async-directory-files-recursively dir regexp callback) with >> callback being (lambda (file) (start-process "Copy" nil "cp" file "/tmp/")). > > What is async-directory-files-recursively, and why are we talking > about it? I was talking about an implementation of > directory-files-recursively as a primitive in C. That's not async > code. So I don't understand why we are talking about some > hypothetical async implementation. Then, may you elaborate about how you imagine the proposed callback interface? I clearly did not understand what you had in mind. >> `async-directory-files-recursively' may fire CALLBACK very frequently. >> According to the other benchmarks in this thread, a file from directory >> may be retrieved within 10E-6s or even less. Elisp will have to arrange >> the callbacks to run immediately one after other (in a queue). >> Which will not be very different compared to just running callbacks in a >> synchronous loop. > > Regardless of my confusion above, no one said the callback must > necessarily operate on each file as soon as its name was retrieved, > nor even that the callback must be called for each file. The only callback paradigm I know of in Emacs is something like process sentinels. Do you have something else in mind? -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at