From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 203CAC43461 for ; Fri, 11 Sep 2020 08:46:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFB8720665 for ; Fri, 11 Sep 2020 08:46:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="B0mdWQvw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725768AbgIKIqd (ORCPT ); Fri, 11 Sep 2020 04:46:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725550AbgIKIqa (ORCPT ); Fri, 11 Sep 2020 04:46:30 -0400 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 639FAC061573; Fri, 11 Sep 2020 01:46:29 -0700 (PDT) Received: by mail-wr1-x442.google.com with SMTP id z1so10653261wrt.3; Fri, 11 Sep 2020 01:46:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=eJ0yT3gfPHpaAjung1PNqKo0Lcs/UYE3s1xPfQ/WBMY=; b=B0mdWQvwCU3TIVMqLrIK4juZPymnz9Wkz8pceQZ5YEBCEEJwlWicaEfk5udMeMWRvw S7r8Nxaaf0C5vCYnWyCLwBIdsagVeptymFC2QCCachwK1FIHGip8xa1zFSv/YPfsnht3 9En4Gp3csGFrHP4ucwoC2XZy//grYyC7lfycUZmQqgma6vkMvPEvWEX8qGOHgx1Iwou2 /DMHRsquF3EGemHq/r7ESwhV504lAGnxm0ruyLn9Qs/BNpiomaI0CHP8YDDJLhw6w02y MTHPGRevdCFil+AW0vBBewAOTiZhhVwk1wWeoF94xJi7Bqzvn6NOCv8fJbnlxCfwB/aO uS6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=eJ0yT3gfPHpaAjung1PNqKo0Lcs/UYE3s1xPfQ/WBMY=; b=foDyAlEOHjjWah6PJI7jYnh8v9YMmzynttHrVm1xru3Af1YX+wWt0vNGnc0vgYNfBj 7764WokQOceJ7qOzJVD87XJnV0ST/c7dRctFPYBArC4lDaDHyzdHVujD5RCh67Hv+xoa 6qOzCkXLTDiY3jU1Cru26ylCT1NHvikCB12yhCekpl+A1ImXXWiTk8vmtsz+P3+dAGcP 11R7psgY3AYpXKSr1b0uc/8kjuoTK7RGGPxzB1qDQ0BkOzm+TJAnDJ0iH4Tm4j04LFDW +Pc7IrXTcRZW/JiNKQUZUrTmnpEQWqhrhvydAnlWA8fCQjHE6q6wZ8rfaDkIyX9kPGWq yruw== X-Gm-Message-State: AOAM533thSZNyvdHbciKTAkxs6tFUI4AzBgoEd3ax6nrtjoDDlF2mViq T+3npbZelXatXiq/t+Y51MRfc/Z516E= X-Google-Smtp-Source: ABdhPJxbHpJznZI2P6w9ukjTjQI+4WATpoBMFz4rjnF23qsfl4GQLckyNE2ELYFkXhn9qeYK6dLsng== X-Received: by 2002:a5d:560d:: with SMTP id l13mr906697wrv.49.1599813987884; Fri, 11 Sep 2020 01:46:27 -0700 (PDT) Received: from [192.168.1.143] ([170.253.60.68]) by smtp.gmail.com with ESMTPSA id t16sm3201418wrm.57.2020.09.11.01.46.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Sep 2020 01:46:27 -0700 (PDT) Subject: Re: [PATCH 23/24] select_tut.2: Use MAX(a, b) from To: "Michael Kerrisk (man-pages)" Cc: linux-man@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200910211344.3562-1-colomar.6.4.3@gmail.com> <20200910211344.3562-24-colomar.6.4.3@gmail.com> From: Alejandro Colomar Message-ID: Date: Fri, 11 Sep 2020 10:46:26 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-man-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Hi Michael, On 2020-09-11 09:54, Michael Kerrisk (man-pages) wrote: > Hi Alex, > > On 9/10/20 11:13 PM, Alejandro Colomar wrote: >> Signed-off-by: Alejandro Colomar > > I'm reluctant to apply this, because MAX() is not a standard > macro. I suppose it may not be present on some other UNIX > systems. You thoughts? I know the BSDs have it; maybe not all of them (I don't know them all), but it is present at least in OpenBSD, libbsd, FreeBSD so I guess it's common enough. For other UNIX systems, I have no idea. Maybe there's some unicorn UNIX that doesn't have it... impossible to tell. Cheers, Alex