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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 6CA89C43441 for ; Fri, 16 Nov 2018 21:25:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 29704208E3 for ; Fri, 16 Nov 2018 21:25:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 29704208E3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lxorguk.ukuu.org.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727490AbeKQHjh (ORCPT ); Sat, 17 Nov 2018 02:39:37 -0500 Received: from www.llwyncelyn.cymru ([82.70.14.225]:43568 "EHLO fuzix.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725819AbeKQHjh (ORCPT ); Sat, 17 Nov 2018 02:39:37 -0500 Received: from alans-desktop (82-70-14-226.dsl.in-addr.zen.co.uk [82.70.14.226]) by fuzix.org (8.15.2/8.15.2) with ESMTP id wAGLOowx007229; Fri, 16 Nov 2018 21:24:50 GMT Date: Fri, 16 Nov 2018 21:24:50 +0000 From: Alan Cox To: Willy Tarreau Cc: "Michael Kerrisk (man-pages)" , Daniel Colascione , linux-kernel , Joel Fernandes , Linux API , Vlastimil Babka , Florian Weimer , "Carlos O'Donell" , "libc-alpha@sourceware.org" Subject: Re: Official Linux system wrapper library? Message-ID: <20181116212450.1a9c43ce@alans-desktop> In-Reply-To: <20181111111143.GB4189@1wt.eu> References: <20181111081725.GA30248@1wt.eu> <3664a508-ca74-4ff0-39a6-34543194a24e@gmail.com> <20181111111143.GB4189@1wt.eu> Organization: Intel Corporation X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > I think the issue is a bit more complex : > - linux doesn't support a single libc > - glibc doesn't support a single OS > > In practice we all know (believe?) that both statements above are > true but in practice 99% of the time there's a 1:1 relation between > these two components. The top linux C library is probably the Android one. Given the number of containers now running Alpine and the number of embedded devices it's probably a good fight going on for 2nd, 3rd and 4th. It is certainly not a Linux/Glibc world any more. Alan