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=-8.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,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 1C114C2BA19 for ; Tue, 14 Apr 2020 09:43:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E8E7C20644 for ; Tue, 14 Apr 2020 09:43:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ed+IcRm6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437720AbgDNJnI (ORCPT ); Tue, 14 Apr 2020 05:43:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50386 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728305AbgDNJnH (ORCPT ); Tue, 14 Apr 2020 05:43:07 -0400 Received: from mail-wm1-x342.google.com (mail-wm1-x342.google.com [IPv6:2a00:1450:4864:20::342]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B0EEC0A3BD0 for ; Tue, 14 Apr 2020 02:43:07 -0700 (PDT) Received: by mail-wm1-x342.google.com with SMTP id d77so12249165wmd.3 for ; Tue, 14 Apr 2020 02:43:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=cc:subject:to:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ObbwmZ6R+RCd8/E7W2gEXc942ncihHDqziO1KEYQDms=; b=ed+IcRm6MnyOx8zjarSDZXkYREPz2t1n8a74PZvevk0TrWNbr/xrzkHpI6Bxvrwl/h kPOx6IhHzFkyOFfLzmQYWBV+whrfCrdZAD1ELvYCPOUqPIj23GW6hOSQxEtEjMSkVH9Y iN6GSJRHv+WQ0IYcSJ+hDsEGBq/tGLaiSyizDaikzocPWKGwXADRS7DztVpBcGqYqOiE tRj9JKr4oRhlvDa2Dpevy11N7546RSuD65ddsQKm1lJ4NIuy8EqRulzzDVrRw7D9uILk qfKRyDdG8TuIgyKYSzOsHPsau5u21Ksm8JDfGjUPHvNpFM+PQoSroxkSAJkA5TTuSuCR Y5Hw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:cc:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ObbwmZ6R+RCd8/E7W2gEXc942ncihHDqziO1KEYQDms=; b=Sw9mTmc49xyDl002P/5irs5lqMkLu/jXU9KyWYiXZ6wVBW35VpVboQChiZHKKEfLto ax5N3lOX+8QNdCYUQ+sU81vc/OSDZHEVVILuAX139kArJy/afY2ieQtJDOuv6TrLtHlD lnRW2tZoYx8lY2PQiJLJaycuzzdqMFL84JUYXLYFBg/McxFND0N9uw+ONg0bToVghCXm GhdX/gUTNI7tNPVne+VcUOQJSf1tSwryBXvhfFbztBoxWRlgZrLzEzfWGGdv2eWAPw8y nGuwRwctrwqC8Fe1M/6BabB4VbOFD4gHy05Yns30AfHepP4EWSUp0HIyzKbj3FZqJwZB jw2Q== X-Gm-Message-State: AGi0PuZC7qeWWostBIrHj88qLQ/5HDeB8p1020C1kYTexAll6QjvUivR NUJhliNw6lwqdCh9P5DdzY0= X-Google-Smtp-Source: APiQypJbdN4kaoiBJs1H+K6olKD8Tkqs0u72K2RVL8jS2XgYmeQZYIVq8iTTNCDTp6fZfluMV/sZZQ== X-Received: by 2002:a1c:8141:: with SMTP id c62mr22564739wmd.87.1586857385715; Tue, 14 Apr 2020 02:43:05 -0700 (PDT) Received: from ?IPv6:2001:a61:2482:101:3351:6160:8173:cc31? ([2001:a61:2482:101:3351:6160:8173:cc31]) by smtp.gmail.com with ESMTPSA id h3sm12979278wrm.73.2020.04.14.02.43.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Apr 2020 02:43:05 -0700 (PDT) Cc: mtk.manpages@gmail.com Subject: Re: [PATCH 1/1] getdents.2: Mention glibc support for getdents64() To: Petr Vorel , linux-man@vger.kernel.org References: <20191007135315.2214-1-pvorel@suse.cz> From: "Michael Kerrisk (man-pages)" Message-ID: <39488d73-6d42-3213-98c3-5dc4f54203aa@gmail.com> Date: Tue, 14 Apr 2020 11:43:04 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20191007135315.2214-1-pvorel@suse.cz> Content-Type: text/plain; charset=utf-8 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 Hello Petr, On 10/7/19 3:53 PM, Petr Vorel wrote: > Signed-off-by: Petr Vorel > --- > man2/getdents.2 | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/man2/getdents.2 b/man2/getdents.2 > index 712d23c58..a6b7aad1f 100644 Thanks. Patch applied. Cheers, Michael > --- a/man2/getdents.2 > +++ b/man2/getdents.2 > @@ -40,7 +40,8 @@ getdents, getdents64 \- get directory entries > .fi > .PP > .IR Note : > -There are no glibc wrappers for these system calls; see NOTES. > +There is no glibc wrapper for getdents(). > +Wrapper for getdents64() was added in glibc 2.30; see NOTES. > .SH DESCRIPTION > These are not the interfaces you are interested in. > Look at > @@ -203,9 +204,11 @@ File descriptor does not refer to a directory. > SVr4. > .\" SVr4 documents additional ENOLINK, EIO error conditions. > .SH NOTES > -Glibc does not provide a wrapper for these system calls; call them using > +Library support for getdents64() was added in glibc 2.30; > +there is no glibc wrapper for getdents(); > +call getdents() (or getdents64() on earlier versions) requires using > .BR syscall (2). > -You will need to define the > +In that case you will need to define the > .I linux_dirent > or > .I linux_dirent64 > -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/