From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#64735: 29.0.92; find invocations are ~15x slower because of ignores Date: Sun, 23 Jul 2023 11:01:47 +0300 Message-ID: <83fs5f6opg.fsf@gnu.org> References: <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> <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> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35568"; 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: Ihor Radchenko Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jul 23 10:02:20 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 1qNU2l-00091Q-I4 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qNU1c-0005jx-Ce; Sun, 23 Jul 2023 04:01:09 -0400 In-Reply-To: <875y6brrnk.fsf@localhost> (message from Ihor Radchenko on Sun, 23 Jul 2023 07:52:31 +0000) 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:265872 Archived-At: > From: Ihor Radchenko > Cc: sbaugh@catern.com, sbaugh@janestreet.com, dmitry@gutov.dev, > michael.albinus@gmx.de, rms@gnu.org, 64735@debbugs.gnu.org > Date: Sun, 23 Jul 2023 07:52:31 +0000 > > Eli Zaretskii writes: > > >> Then how will the callback be different from > >> (mapc #'my-function (directory-files-recursively ...)) > >> ? > > > > It depends on the application. Applications that want to get all the > > data and only after that process it will not use the callback. But I > > can certainly imagine an application that inserts the file names, or > > some of their transforms, into a buffer, and from time to time > > triggers redisplay to show the partial results. Or an application > > could write the file names to some disk file or external consumer, or > > send them to a network process. > > But won't the Elisp callback always result in a queue that will > effectively be synchronous? I don't understand the question (what queue?), and understand even less what you are trying to say here. Please elaborate.