[R] rgl build warnings and loading error on Linux

[Duncan Murdoch]

On 16/03/2008 3:38 PM, Liviu Andronic wrote:
> Dear useRs,
> 
> I have several problems in using rgl-0.77 (and recent earlier
> versions) on Gentoo Linux with a custom-built v. 2.6.22 kernel.
> Currently I use R-2.6.1.
> 
> When I build rgl,
> # R CMD INSTALL "/home/liviu/inst/dwn/R/rgl_0.77.tar.gz"
> or
> install.packages("rgl", dependencies=TRUE, method ="wget"),
> 
> I notice the following warning messages:
> i686-pc-linux-gnu-g++ -I/usr/lib/R/include -I/usr/lib/R/include
> -I/usr/local/include    -fpic  -O2 -march=pentium-m -pipe
> -fomit-frame-pointer -std=gnu99 -c api.cpp -o api.o
> cc1plus: warning: command line option "-std=gnu99" is valid for C/ObjC
> but not for C++
> 
> The warning message itself is repeated during the entire build
> process. However, the package builds fine, but fails to load:
>> library(rgl)
> Error in dyn.load(file, ...) :
>   unable to load shared library '/usr/lib/R/library/rgl/libs/rgl.so':
>   /usr/lib/R/library/rgl/libs/rgl.so: undefined symbol: glTexCoordPointer
> Error : .onLoad failed in 'loadNamespace' for 'rgl'
> Error: package/namespace load failed for 'rgl'
> 
> I had the exact same error message with rgl_0.76.
> 
> Could anyone suggest how to make rgl build correctly?

It sounds as though it is not finding the OpenGL libs when it 
configures.  That function should be in libGL.so.

Duncan Murdoch