From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: [PATCH] gnu: Add abbaye
Date: Fri, 02 May 2014 17:44:22 +0200
Message-ID: <87vbto89t5.fsf@gnu.org>
References: <878uqmwcom.fsf@labrys.i-did-not-set--mail-host-address--so-tickle-me>
	<87d2fx3h2a.fsf@gnu.org>
	<87tx99hgdg.fsf@labrys.i-did-not-set--mail-host-address--so-tickle-me>
	<877g6531n6.fsf@gnu.org>
	<CAJ=RwfYatugezaDSu9-e1xpKXAeoov9U4UM6L8_sUTKMbWa28w@mail.gmail.com>
	<87lhukbqym.fsf@gnu.org>
	<CAJ=Rwfa_rGzDCmMKhLKKLw8g9CDO=EUfF3EOjP8O64d_D93KzQ@mail.gmail.com>
	<20140502135913.GA1136@debian>
	<CAJ=RwfZZX3xEiS5f54pcxt0xeGNf59ngs=ituUrCw_Bc++Tdog@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:50646)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <ludo@gnu.org>) id 1WgFdV-0006Vj-PS
	for guix-devel@gnu.org; Fri, 02 May 2014 11:44:34 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <ludo@gnu.org>) id 1WgFdR-0000qJ-D2
	for guix-devel@gnu.org; Fri, 02 May 2014 11:44:29 -0400
Received: from hera.aquilenet.fr ([2a01:474::1]:56890)
	by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from <ludo@gnu.org>)
	id 1WgFdR-0000qB-6B
	for guix-devel@gnu.org; Fri, 02 May 2014 11:44:25 -0400
In-Reply-To: <CAJ=RwfZZX3xEiS5f54pcxt0xeGNf59ngs=ituUrCw_Bc++Tdog@mail.gmail.com>
	(David Thompson's message of "Fri, 2 May 2014 10:03:09 -0400")
List-Id: "Development of GNU Guix and the GNU System distribution."
	<guix-devel.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/guix-devel>,
	<mailto:guix-devel-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/guix-devel>
List-Post: <mailto:guix-devel@gnu.org>
List-Help: <mailto:guix-devel-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/guix-devel>,
	<mailto:guix-devel-request@gnu.org?subject=subscribe>
Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org
Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org
To: "Thompson, David" <dthompson2@worcester.edu>
Cc: guix-devel <guix-devel@gnu.org>

"Thompson, David" <dthompson2@worcester.edu> skribis:

> On Fri, May 2, 2014 at 9:59 AM, Andreas Enge <andreas@enge.fr> wrote:
>> On Fri, May 02, 2014 at 08:55:58AM -0400, Thompson, David wrote:
>>> Thanks for investigating.  Abbaye doesn't directly use libpng,
>>> SDL_image does, so I think that your copy of Abbaye is not using the
>>> latest sdl-image package that propagates libpng (and others).  Did you
>>> build abbaye yourself or use a substitute from hydra?  I noticed that
>>> there have been some build failures of SDL libraries to another
>>> dependency failing to build.
>>> http://hydra.gnu.org/job/gnu/master/sdl-image-1.2.12.x86_64-linux
>>
>> It happens with the git trunk, which downloads the sdl-image package from
>> hydra.
>>
>> The library is not linked with libpng:
>> $ ldd /gnu/store/0sp8kyd2vrmsw79gnw0g31wvvdjnfxwc-sdl-image-1.2.12/lib/l=
ibSDL_image-1.2.so.0.8.4 | grep png
>> prints nothing. So maybe an explicit linking step is needed?
>>
>> Or does sdl-image dlopen the libpng library? Then more work might be nee=
ded
>> so that the sources contain the correct path.
>>
>> Andreas
>>
>
> sdl-image dlopen's the libpng library, afaict.

So the trick would be to add an explicit -lpng when linking sdl-image.

Ludo=E2=80=99.