From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.devel Subject: Re: [Emacs-diffs] master 55ec674: * lisp/multifile.el: New file, extracted from etags.el Date: Mon, 31 Dec 2018 14:42:52 +0300 Message-ID: <385f6543-2214-101c-30b8-a8115a8dbede@yandex.ru> References: <20180922154639.23195.66360@vcs0.savannah.gnu.org> <20180922154640.9D58220310@vcs0.savannah.gnu.org> <54108dbc-9d12-06ff-3f1d-151118e9b234@yandex.ru> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1546256497 25438 195.159.176.226 (31 Dec 2018 11:41:37 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 31 Dec 2018 11:41:37 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:64.0) Gecko/20100101 Thunderbird/64.0 Cc: Juri Linkov , emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Dec 31 12:41:33 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gdvwq-0006XD-Q5 for ged-emacs-devel@m.gmane.org; Mon, 31 Dec 2018 12:41:32 +0100 Original-Received: from localhost ([127.0.0.1]:49621 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gdvyx-0001Ui-Cr for ged-emacs-devel@m.gmane.org; Mon, 31 Dec 2018 06:43:43 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:40505) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gdvyG-0001US-Tu for emacs-devel@gnu.org; Mon, 31 Dec 2018 06:43:01 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gdvyD-0002sh-2s for emacs-devel@gnu.org; Mon, 31 Dec 2018 06:43:00 -0500 Original-Received: from mail-lj1-x22e.google.com ([2a00:1450:4864:20::22e]:40503) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gdvyC-0002pN-QD for emacs-devel@gnu.org; Mon, 31 Dec 2018 06:42:57 -0500 Original-Received: by mail-lj1-x22e.google.com with SMTP id n18-v6so23468245lji.7 for ; Mon, 31 Dec 2018 03:42:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:subject:from:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=+PeHyqgFYZtuHmScLsjZJcCE5o67uC7kdAZoVS7yKvY=; b=CdG6hJo60ukt0q2zaYISMyxK7JFp59NYWUL/6LCrJx+zyN/EEooliH3Ri2/mb06apv 3pu9Uvm9Zpmpj7vmJDaY/TE269txKdmEnf6rLC9Uj9cBPIUn2Y8G6ZQPTFHoAcza9jHg JLCIUL97Pen+6q0s6LII8RLxgk3+dAFMcbiBMebRB3X+k/2TzraAgeWmx7rSIsLv9ZKW TS8qJ4DBFZhP1Od6Eqin368yRn/y2EVbARvPyUsPZPl9O5j0//zY2FgREm3KKcuXlibR lO9tlwJni0wpKxEyARAAFXk6Fv7eIOtHIwL5gQGcJ8lAV4AZfH7V4hSRiGXO2IqVPkYz dfNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:subject:from:to:cc:references:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=+PeHyqgFYZtuHmScLsjZJcCE5o67uC7kdAZoVS7yKvY=; b=NMfeqhZZuhjvdMiZy4f4GMXZU00tvQg5PBffnrYb/QJaf+LKq5edOP3+W/ElWQssGA okz4TspI+w3bLbYe8s5FuVB2tr5B01+K2AeOeyLJ1tr4IPOJp4EWldxnZHbIC1WXi43L wRDHFl9Jdl4qweKS2PtitV7e/aBHNyksODNeaTCkeG4Maa/2CoEDIfvu2jx59yeFdyRQ oa3ehtBv1OnkuGLO0B2Lww4bORij661KA732jLcSVkwmR/CopQeqdJTaDMW3F7vsCYDP 2QDKwlq98fp5Nkd+6vrKKN848X8PMKQmcrZvYuOkcqH3QrvE3tncWAPdYqWhi5U26g3L OKrA== X-Gm-Message-State: AJcUukdh683GMWtXdJAUYUNkFbk6A0RxL7H/XluZRNNZHeMrKj8BHmVY nvoijAIsklo3YO1envwWVJE= X-Google-Smtp-Source: ALg8bN5p/cbRVaA5b8iJ3aEI7chQAAE4c8qq1Y9tZIMWbEInjqWKy5hlVblYwG+5DeN53nBM5uIwsg== X-Received: by 2002:a2e:1241:: with SMTP id t62-v6mr18300741lje.171.1546256574183; Mon, 31 Dec 2018 03:42:54 -0800 (PST) Original-Received: from [192.168.1.174] ([178.252.127.239]) by smtp.googlemail.com with ESMTPSA id d15-v6sm10119849lja.38.2018.12.31.03.42.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 31 Dec 2018 03:42:53 -0800 (PST) In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::22e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:232051 Archived-At: On 28.12.2018 6:45, Dmitry Gutov wrote: > I gave it a try, to reimplement project-find-regexp based on > project-files is a straightforward way, pushed to branch > scratch/project-files-pipe-grep. > > Unfortunately, I couldn't exactly reach the performance of the find+grep > version. Try: > > (benchmark 10 '(project-find-regexp "xyz1")) > => 5.60s > (benchmark 10 '(project-files-pipe-grep "xyz1")) > => 6.31s or 6.10s, depending on the version > > Any suggestions? Anybody? IMO, having this work without performance regression (or as little as possible) is a prerequisite to using 'git ls-files' in the vc project backend.