[R] rgl build warnings and loading error on Linux

[Prof Brian Ripley]

We'll need to see the output from install.packages("rgl") to have much 
idea:

R CMD ldd /usr/lib/R/library/rgl/libs/rgl.so

would also be informative.

On Wed, 9 Apr 2008, Duncan Murdoch wrote:

> On 4/9/2008 10:53 AM, Liviu Andronic wrote:
>> Dear R users,
>>
>> This is a follow-up of a recent discussion on building rgl on Gentoo
>> Linux. Please read bellow.
>>
>> On Tue, Mar 18, 2008 at 7:24 PM, Charles C. Berry <cberry at tajo.ucsd.edu> wrote:
>>>  Below substitute 'nvidia-drivers' or whatever you use for
>>> <your-video-drivers>
>>>
>>>         emerge -D mesa <your-video-drivers>
>>>         revdep-rebuild -X
>>>         R
>>>         install.packages("rgl")
>>>
>>
>> I have entirely updated my system using "emerge -tva -DNu world", also
>> meaning that I switched to R version 2.6.2. I have rebuilt all
>> packages broken by this update using "revdep-rebuild -i -tva -X". Just
>> to make sure, afterwards I have also "emerge -tva mesa
>> xf86-video-i810". My mesa USE flags look like this:
>> localhost liviu # eix mesa
>> media-libs/mesa
>>      Installed versions:  7.0.2(15:23:17 09/04/08)(video_cards_i810
>> -debug -doc -kernel_FreeBSD -motif -nptl -pic [..])
>>
>> Building and loading rgl has only switched the error message:
>>> dyn.load("/usr/lib/R/library/rgl/libs/rgl.so")
>> Error in dyn.load("/usr/lib/R/library/rgl/libs/rgl.so") :
>>   unable to load shared library '/usr/lib/R/library/rgl/libs/rgl.so':
>>   /usr/lib/R/library/rgl/libs/rgl.so: undefined symbol: glNormal3f
>>
>> Previously it was: "undefined symbol: glTexCoordPointer".
>>
>> Does this look like an rgl or a Gentoo Linux issue? Would any of the
>> disabled mesa USE flags be worth enabling?
>
> glNormal3f and glTexCoordPointer are both OpenGL entry points used by
> rgl, so the messages are indicating a linking problem.  But I don't know
> enough about Linux to recognize whether that's because of something
> wrong with Gentoo or what you did, or something wrong with the rgl
> configure script.
>
> Duncan Murdoch
>
>>
>> Thank you in advance,
>> Liviu
>
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595