From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: dynlib_addr and stripped dynamic modules Date: Sun, 22 Nov 2015 20:25:33 +0200 Message-ID: <83a8q53n8i.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1448216771 3015 80.91.229.3 (22 Nov 2015 18:26:11 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 22 Nov 2015 18:26:11 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Nov 22 19:26:03 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1a0ZKo-0002P1-4p for ged-emacs-devel@m.gmane.org; Sun, 22 Nov 2015 19:25:58 +0100 Original-Received: from localhost ([::1]:57026 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a0ZKo-0002DT-3o for ged-emacs-devel@m.gmane.org; Sun, 22 Nov 2015 13:25:58 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50773) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a0ZKd-0002DB-7y for emacs-devel@gnu.org; Sun, 22 Nov 2015 13:25:47 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a0ZKa-00026J-3a for emacs-devel@gnu.org; Sun, 22 Nov 2015 13:25:47 -0500 Original-Received: from mtaout21.012.net.il ([80.179.55.169]:64638) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a0ZKZ-00025y-S3 for emacs-devel@gnu.org; Sun, 22 Nov 2015 13:25:44 -0500 Original-Received: from conversion-daemon.a-mtaout21.012.net.il by a-mtaout21.012.net.il (HyperSendmail v2007.08) id <0NY800M00B3W6W00@a-mtaout21.012.net.il> for emacs-devel@gnu.org; Sun, 22 Nov 2015 20:25:41 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([84.94.185.246]) by a-mtaout21.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NY800MG4B6S4S40@a-mtaout21.012.net.il> for emacs-devel@gnu.org; Sun, 22 Nov 2015 20:25:40 +0200 (IST) X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.169 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:195046 Archived-At: Does dynlib_laddr (and its underlying library function dladdr) work on Posix hosts when the module was stripped of any unneeded symbols? Well written Emacs modules will have all but one of its functions static and un-exported, so the only way to access the name of a function by its address is to read a symbol table of some kind. Does that work with *.so files that were run through "strip --strip-unneeded"?