From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Zack Weinberg Newsgroups: gmane.comp.lib.glibc.alpha,gmane.emacs.devel Subject: Re: Removal of unexec support from glibc malloc Date: Mon, 18 Jan 2016 14:54:35 -0500 Message-ID: References: <569CDB81.6040600@redhat.com> <569D3BE0.6050103@cs.ucla.edu> <569D4157.7050408@dancol.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1453146888 13355 80.91.229.3 (18 Jan 2016 19:54:48 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 18 Jan 2016 19:54:48 +0000 (UTC) Cc: emacs-devel@gnu.org, GNU C Library To: Daniel Colascione Original-X-From: libc-alpha-return-66361-glibc-alpha=m.gmane.org@sourceware.org Mon Jan 18 20:54:47 2016 Return-path: Envelope-to: glibc-alpha@plane.gmane.org Original-Received: from server1.sourceware.org ([209.132.180.131] helo=sourceware.org) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aLFsz-000790-7B for glibc-alpha@plane.gmane.org; Mon, 18 Jan 2016 20:54:45 +0100 DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; q=dns; s=default; b= xZ9CoHAqCahVY9rdbDIHI2FvQv+bGDx4Knj+q/RvWgIxiStLF0r0hJz1t1i0980u 5qcbdfAm35454aoxW38BX8ELB8o9OmP04LSe9cEpjo41XPJHCX2olCbyddULEsI3 qcQD9bt4dm2+C6Zt72ZNaFaThltuv8hkAnnkHDPN6Es= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; s=default; bh=EQiGg qkt4sx0wU5LEKs6CQfbNWk=; b=V+0msa8mwgKo4tiojXbk9NNH2n9DvnugkLzDI RKKPfhB7+8K0UynZpsaJDDMqyVbEbUxD8ExkvDYIukhrYzqTzlaQmD4lpk/XwWbc vdzpT+SsT7TWYsEe8ITUaPuZpM8X0NXKkrSoF7MJG6LgUxKXa9ee8BbBm+rQEMBE 3jvU6c= Original-Received: (qmail 82829 invoked by alias); 18 Jan 2016 19:54:40 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Original-Sender: libc-alpha-owner@sourceware.org Original-Received: (qmail 82811 invoked by uid 89); 18 Jan 2016 19:54:39 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy=clarification, cooperate X-HELO: mailbackend.panix.com X-Gm-Message-State: AG10YOTSEaZ9jUbmzAl7K3Ye51E8PAE0LhD7HsRxRGL8EZl4WDY1Er4n35EkQw2tZ9Tp1RVZ7mZLARxScME2Fw== X-Received: by 10.28.91.147 with SMTP id p141mr14790328wmb.19.1453146875394; Mon, 18 Jan 2016 11:54:35 -0800 (PST) In-Reply-To: <569D4157.7050408@dancol.org> X-Gmail-Original-Message-ID: Xref: news.gmane.org gmane.comp.lib.glibc.alpha:58644 gmane.emacs.devel:198279 Archived-At: On Mon, Jan 18, 2016 at 2:47 PM, Daniel Colascione wrote: > > As long as the ABI support is there, we can keep using the "separate > malloc implementation" even if glibc doesn't cooperate by providing > convenient headers to access it. Clarification: it will not be possible to link new executables against the symbols in question. (This is what a "compat symbol" in glibc is - available only to existing binaries, not to new invocations of ld.) zw