From owner-freebsd-current Wed Oct 30 19:25:14 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5D18E37B401 for ; Wed, 30 Oct 2002 19:25:13 -0800 (PST) Received: from mail.pcnet.com (mail.pcnet.com [204.213.232.4]) by mx1.FreeBSD.org (Postfix) with ESMTP id DCB9D43E88 for ; Wed, 30 Oct 2002 19:25:12 -0800 (PST) (envelope-from eischen@pcnet1.pcnet.com) Received: from localhost (eischen@localhost) by mail.pcnet.com (8.12.3/8.12.1) with ESMTP id g9V3PC1V024958; Wed, 30 Oct 2002 22:25:12 -0500 (EST) Date: Wed, 30 Oct 2002 22:25:12 -0500 (EST) From: Daniel Eischen To: Alexander Kabaev Cc: Terry Lambert , dfr@nlsystems.com, current@FreeBSD.ORG Subject: Re: [PATCH: libc]Re: gnome on current In-Reply-To: <20021030220450.316fe0ac.ak03@gte.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Wed, 30 Oct 2002, Alexander Kabaev wrote: > On Wed, 30 Oct 2002 15:51:48 -0800 > Terry Lambert wrote: > > > NO. > > > > If you have a library that's linked to a library containing string > > symbols, then no other library gets a chance to replace to symbols > > with its own strong symbols. The first strong symbol always wins, > > and the search is defined to be depth-first. > > You are ignoring the fact, that objects, loaded at the application startup > time are getting searched first, followed RTLD_GLOBAL objects, and finally by > the loaded object DAG. LD_PRELOAD objects override them all. > > > > > First strong/last weak should win. You are saying "last weak" is not > > winning. That's a linker bug. > > If last weak will win, the normal case when Xthrstub is loaded _after_ libc_r > will break. The only way to really fix this is to export pthread_ symbols as > strong in libc_r. Exporting them as weak sounds like is a mistake which > should be fixed. I disagree. See Solaris 6, 7, 8 & 9 for an example. -- Dan Eischen To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message