From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Werner LEMBERG Newsgroups: gmane.emacs.devel Subject: Re: png support broken? Date: Wed, 24 Sep 2003 00:26:59 +0200 (CEST) Sender: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Message-ID: <20030924.002659.92562054.wl@gnu.org> References: <20030923.104856.193704632.wl@gnu.org> NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1064406584 21897 80.91.224.253 (24 Sep 2003 12:29:44 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 24 Sep 2003 12:29:44 +0000 (UTC) Cc: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Wed Sep 24 14:29:41 2003 Return-path: Original-Received: from quimby.gnus.org ([80.91.224.244]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1A28m5-0003sY-00 for ; Wed, 24 Sep 2003 14:29:41 +0200 Original-Received: from monty-python.gnu.org ([199.232.76.173]) by quimby.gnus.org with esmtp (Exim 3.35 #1 (Debian)) id 1A28sn-0004Mi-00 for ; Wed, 24 Sep 2003 14:36:37 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.22) id 1A28gv-0007Vz-QE for emacs-devel@quimby.gnus.org; Wed, 24 Sep 2003 08:24:21 -0400 Original-Received: from list by monty-python.gnu.org with tmda-scanned (Exim 4.22) id 1A28gp-0007Uc-Vo for emacs-devel@gnu.org; Wed, 24 Sep 2003 08:24:15 -0400 Original-Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.22) id 1A28go-0007UN-8g for emacs-devel@gnu.org; Wed, 24 Sep 2003 08:24:14 -0400 Original-Received: from [212.227.126.177] (helo=moutng.kundenserver.de) by monty-python.gnu.org with esmtp (Exim 4.22) id 1A28gn-0007Tz-Tt for emacs-devel@gnu.org; Wed, 24 Sep 2003 08:24:14 -0400 Original-Received: from [212.227.126.155] (helo=mrelayng.kundenserver.de) by moutng.kundenserver.de with esmtp (Exim 3.35 #1) id 1A28gl-00078n-00; Wed, 24 Sep 2003 14:24:11 +0200 Original-Received: from [80.129.68.211] (helo=orion.univie.ac.at) by mrelayng.kundenserver.de with asmtp (TLSv1:EDH-RSA-DES-CBC3-SHA:168) (Exim 3.35 #1) id 1A28gl-0003tG-00; Wed, 24 Sep 2003 14:24:11 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by orion.univie.ac.at (8.11.6/8.11.6/SuSE Linux 0.5) with ESMTP id h8NMQxa31247; Wed, 24 Sep 2003 00:26:59 +0200 Original-To: bob@rattlesnake.com In-Reply-To: X-Mailer: Mew version 4.0.58 on Emacs 21.3.50.1 / Mule 5.0 (SAKAKI) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.2 Precedence: list List-Id: Emacs development discussions. List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+emacs-devel=quimby.gnus.org@gnu.org Xref: main.gmane.org gmane.emacs.devel:16599 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:16599 > After evaluating (auto-image-file-mode t) I can view PNG images > using > > today's CVS snapshot, Tue, 2003 Sep 23 12:14 UTC > GNU Emacs 21.3.50.86 (i686-pc-linux-gnu, GTK+ Version 2.2.1) > kernel 2.4.21, > libpng10.so.0.1.0.15 > [I also have libpng12.so.0.1.2.5 > but not its related png.h and pngconf.h files > for which ./configure checks] > > started with > > /usr/local/bin/emacs -q --no-site-file --eval '(blink-cursor-mode 0)' I've now found out (with ldd) that I wasn't using libpng12 at all! I've the following libraries of libpng in /usr/lib: libpng.so -> libpng.so.2 libpng.so.1 -> libpng.so.1.0.89 libpng.so.1.0.89 libpng.so.2 -> libpng.so.2.1.0.12 libpng.so.2.1.0.12 And I have this in /usr/local/lib: libpng.so -> libpng.so.3 libpng.so.3 -> libpng.so.3.1.2.5 libpng.so.3.1.2.5 libpng12.so -> libpng12.so.0 libpng12.so.0 -> libpng12.so.0.1.2.5 libpng12.so.0.1.2.5 I always thought that by default gcc searches /usr/local/include for include files and /usr/local/lib for library files besides the standard /usr/include and /usr/lib, respectively (I don't have the environment variables INCLUDE_PATH and LIBRARY_PATH set). So I wonder why gcc is using libpng.so.2 and not libpng.so.3? What am I doing wrong? After using LDFLAGS=/usr/local/lib during configuration my emacs is finally linked to libpng.so.3. Werner