From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ej1-f68.google.com (mail-ej1-f68.google.com [209.85.218.68]) by sourceware.org (Postfix) with ESMTPS id 9575E386F812 for ; Tue, 19 May 2020 21:02:25 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 9575E386F812 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=rtems.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=joel.sherrill@gmail.com Received: by mail-ej1-f68.google.com with SMTP id e2so583050eje.13 for ; Tue, 19 May 2020 14:02:25 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:reply-to :from:date:message-id:subject:to:cc; bh=7BVWpolo6bcwkJeLiTkhQFSFr0mZZHXKKFRBFgc3DR0=; b=hh/OzCPZNF6X+j6Kn6t6dethegg9exySZZ0XYJo2aDu01FFWcqFIu7akmJ1PUY1Rq0 +3CSjLOJsRbmPdxv42/amEeTs9Nq5UCHKSm2Hys4SDchyOlo5aHpA4Gw/ghWAEKWPAQs 7dd8AtJ46enOcn85LX5vdibR6JCfdLjk3qv5bihUCwmD0XcFOcqTUkeu4fKcWl7aZz7V IGtlbS7wDuLoJNRecdTOXUtJscZGBGvVyzJftwuw7aFJI0+J0Fi1o2b0vmIyHKL9rKnx B7GV4l96YvbR7l/drz8bh765AM8WzQiLhotywBmk+/uUiebNwDJnE8VxOcOJ7i/MDYm5 8ZVg== X-Gm-Message-State: AOAM5329JVKd+0vhU9KDx+fc98I12RTu4me13jCNIk87MiKCUj1IhFGU g9OWRwUYlvIG9XoE2LJGQ/i6uPQv X-Google-Smtp-Source: ABdhPJx/b8ZUxfEyi/nOzvWN6T0iXqbqqL1l15NU19TrwUbzoWAJen+qs2cTGg2gHBjwZ5JR55lLiA== X-Received: by 2002:a17:906:7d90:: with SMTP id v16mr976364ejo.554.1589922144259; Tue, 19 May 2020 14:02:24 -0700 (PDT) Received: from mail-ed1-f48.google.com (mail-ed1-f48.google.com. [209.85.208.48]) by smtp.gmail.com with ESMTPSA id cm26sm237221edb.87.2020.05.19.14.02.23 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 19 May 2020 14:02:23 -0700 (PDT) Received: by mail-ed1-f48.google.com with SMTP id k19so683822edv.9 for ; Tue, 19 May 2020 14:02:23 -0700 (PDT) X-Received: by 2002:aa7:d850:: with SMTP id f16mr598545eds.365.1589922143740; Tue, 19 May 2020 14:02:23 -0700 (PDT) MIME-Version: 1.0 References: <20200519095249.22326-1-szabolcs.nagy@arm.com> <54ce748b-051a-ac74-dd3e-c5e461289eae@embedded-brains.de> In-Reply-To: <54ce748b-051a-ac74-dd3e-c5e461289eae@embedded-brains.de> Reply-To: joel@rtems.org From: Joel Sherrill Date: Tue, 19 May 2020 16:02:11 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] Reimplement aligned_alloc To: Sebastian Huber Cc: Szabolcs Nagy , Newlib X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, HTML_MESSAGE, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: newlib@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 May 2020 21:02:27 -0000 On Tue, May 19, 2020 at 12:41 PM Sebastian Huber < sebastian.huber@embedded-brains.de> wrote: > Hello, > > On 19/05/2020 11:52, Szabolcs Nagy wrote: > > - Failed to set errno on error. > why should aligned_alloc() set errno on error? > Just to provide references. https://en.cppreference.com/w/c/memory/aligned_alloc does not mention setting errno https://pubs.opengroup.org/onlinepubs/9699919799/functions/posix_memalign.html for posix_memalign does include errno. --joel