Re: [PyOpenGL-Users] pyopengl nvidia and libc.

[Rene D. <il...@ya...>]

After much playing around, it seems something which works is to rm -rf 
/usr/lib/tls/libGL*

Not sure who report the bug to.  I guess nvidia.  However they haven't 
responded in the past, so hopefully it'll just get fixed.



Rene Dudfield wrote:

> Hello,
>
> anyone had the misfortune of comming accross a problem using pyopengl 
> with nvidia drivers on linux?  I think it has something to do with a 
> recent libc.
>
> The error I get is:
>  File "/usr/lib/python2.3/site-packages/OpenGL/GL/GL__init__.py", line 
> 2, in ?
>    import GL__init___
> ImportError: libGL.so.1: cannot handle TLS data
>
> Anyone know a fix?
>
>
> From nvidias FAQ:
>
> Q: Some OpenGL applications (like Quake3 Arena) crash when I start them
>   on Red Hat Linux 9.0.
>
> A: Some versions of the glibc package shipped by Red Hat that support
>   TLS do not properly handle using dlopen() to access shared libraries
>   which utilize some TLS models.  This problem is exhibited, for example,
>   when Quake3 Area dlopen()'s NVIDIA's libGL library.  Please obtain
>   at least glibc-2.3.2-11.9 which is available as an update from Red Hat.
>
> I think on debian unstable it is version: 2.3.2.ds1-9.  I have no idea 
> if this is like the fixed redhat glibc.  I guess it will probably be 
> fixed in a newer version.  If this is the problem...
>
> arg, this whole TLS/threads thing is a mess.  Probably should stay 
> away from upgrading debian unstable for a little while if you want to 
> use pyopengl.
>
> I have tried enabling, and disabling pthread in the linking and 
> compiling stages of pyopengl, with no luck.
>
>