On Wed, May 18, 2011 at 7:03 AM, Alberto Luaces <[email protected]> wrote:
> Hi, > > Ryan Pavlik writes: > > >> fix-linux-link-libdl: I got an unresolved symbol error when linking > >>> osgviewer to > >>> the osg and osgViewer libraries pointing to symbols from libdl (using > >>> Ubuntu > >>> 10.04). This explicitly links with libdl when "linux" is in the target > >>> system > >>> name, fixing the build error on my machine. > >>> > >> > >> Interesting. How long has this issue been present? 2.8.4? 2.8.3? 2.8.2? > >> > > > > Not sure - I have a 2.8.3 PPA (Ubuntu .deb package builder) that works > fine, > > so I presume sometime after that point. I'm never quite sure when I need > to > > link libdl, but unresolved symbol errors are a pretty easy way to tell. > :) > > Actually it was happily taken into account since 2010 (see > r11055). However, it seems that r12208 introduced a regression that > kicked out libdl from the linker command for libosg. Just linking with > -ldl all the libraries from the OSG is not a clean solution, since if I > recall correctly, only libosg needs to load shared objects at runtime -- > the plugins. > > I'm going to see if I can get something by playing with those > TARGET_*_LIBRARIES variables. > > -- > Alberto Great, thanks for looking in to this further. I have one more small improvement for osgconv in the pipeline that I'm hoping to get in in time for 2.8.5, so I'm happy to hear there's other work to be done. Ryan -- Ryan Pavlik HCI Graduate Student Virtual Reality Applications Center Iowa State University [email protected] http://academic.cleardefinition.com
_______________________________________________ osg-submissions mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-submissions-openscenegraph.org
