Re: [PATCH] gnu: Add abbaye

[ludo@gnu.org (Ludovic Courtès)]

"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/libSDL_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 needed
>> 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’.