From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Aaron Jensen Newsgroups: gmane.emacs.bugs Subject: bug#26397: [PATCH] Use vfork if possible on Darwin (bug#26397) Date: Sun, 9 Apr 2017 21:13:21 -0700 Message-ID: References: <20170409191849.GA67152@breton.holly.idiocy.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: blaine.gmane.org 1491797653 24680 195.159.176.226 (10 Apr 2017 04:14:13 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 10 Apr 2017 04:14:13 +0000 (UTC) Cc: 26397@debbugs.gnu.org, Alan Third To: YAMAMOTO Mitsuharu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Apr 10 06:14:09 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1cxQiN-0006H9-Ju for geb-bug-gnu-emacs@m.gmane.org; Mon, 10 Apr 2017 06:14:07 +0200 Original-Received: from localhost ([::1]:60503 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cxQiT-0000xw-7A for geb-bug-gnu-emacs@m.gmane.org; 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Mon, 10 Apr 2017 04:14:02 +0000 Original-Received: (at 26397) by debbugs.gnu.org; 10 Apr 2017 04:13:32 +0000 Original-Received: from localhost ([127.0.0.1]:40414 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cxQho-00018k-2w for submit@debbugs.gnu.org; Mon, 10 Apr 2017 00:13:32 -0400 Original-Received: from mail-yb0-f195.google.com ([209.85.213.195]:36253) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cxQhj-00018U-Ch for 26397@debbugs.gnu.org; Mon, 10 Apr 2017 00:13:28 -0400 Original-Received: by mail-yb0-f195.google.com with SMTP id l201so4635121ybf.3 for <26397@debbugs.gnu.org>; Sun, 09 Apr 2017 21:13:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=lxtemieq2GbMszqaUubLijLO8lhL5uC4usXKQdMQCqM=; b=EZTiQG+WQ29ACxAzHySBBErUKD7gWVmx1Y7SXsctatblZapvqHcRmYZqu95UDuTo4v /SaajwfAilzp9AP9PrMtUt0SA8fcjmQI1uw5Fi3s5OZoBE9bIbgu8LzNbwgSFGkUFhG1 bv6nnYkNXFP/YJJ1N2nkt7TwlXjmitfdCY8LWL0ngjbn4Llx+n9t2TG/LKTrP+Hktq24 lOIOa8SiCazhoVB3QjbmPqaxWMC2Ce63UQQEbUINDQZPiLHvRD9nN8YjJYY5MmnKjOf/ o0QCr3JT68Aufv3ARgznpTcKL+9HW1UTRfbSGQTwGv6KdtUPUoCX65JDbXVMWcazJbtt BjXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=lxtemieq2GbMszqaUubLijLO8lhL5uC4usXKQdMQCqM=; b=RHMoXtU3VwwfJwMxGQLSkIbh/Sp2Ra4+QQs4defKprqNeS/uY1t7s9YDqRey3kch17 /3j/aUGCZ3Y/fiHheVHkzU/LWxWdfmBhEDJXO18LAKFPebIG1ijONAe/sa5CwbtxoUXv X0NGo7qSvlTdGOPXRJ0UdrhIyRhp+pjLJwxdGPzKOAtIiWiZpR2+w4EnQqzIk1ZMrSqQ M8dmi/SS0RLs//xEMGGWniE/r6Kq/kDEsv7dQJUYIwSE3R7uECZkJsvN2Rsb96vk573l VMi3RLcLVlc1MCEbs6jafELAjZyc8Hqdcd+JNrr1tqR5MOUANY6Vgw5wro6uMEj4dsZv EYGQ== X-Gm-Message-State: AN3rC/66z79vxepbe9eYsl8doa83Oc6CLCfIrvRG3d78mqcIsf/HVAYGGjeu0ZJhIZ6s/4x7azuECUEwXNC6cQ== X-Received: by 10.13.215.6 with SMTP id z6mr9149352ywd.170.1491797601839; Sun, 09 Apr 2017 21:13:21 -0700 (PDT) Original-Received: by 10.37.56.132 with HTTP; Sun, 9 Apr 2017 21:13:21 -0700 (PDT) In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:131432 Archived-At: On Sun, Apr 9, 2017 at 6:11 PM, YAMAMOTO Mitsuharu wrote: >>>>>> On Sun, 9 Apr 2017 17:06:21 -0700, Aaron Jensen said: > >> For me, this slows down call-process in TTY emacs by 3ms (from >> 2.5ms->5.5ms). I typically launch a GUI emacs and connect to the >> server in TTY via emacsclient, and in that scenario this patch does >> not slow down call-process in the TTY, but it will affect those who >> use TTY only, it seems. > > Then use "obsolete" ioctl TIOCNOTTY instead of setsid? I'm not > familiar with this matter, so could someone check if this is OK? I > confirmed that only the controlling terminal of the child process was > detached. Performance-wise this worked for me in both TTY and non-TTY. I can't speak to this being an OK approach, however. Thank you!