[R-SIG-Mac] Weird problems in Leopard

[Simon Urbanek]

On Jul 16, 2008, at 4:55 PM, Duncan Murdoch wrote:

> I've just bought a new iMac with 10.5.4 of OS X.  I installed R  
> 2.7.1 on it with no problems.
>
> I tried to install Xcode 3.0, but three downloads (two Firefox, one  
> Safari) were corrupt, so I installed 3.1.
>
> Now, the weirdness:
>
> When I try to install rgl from the CRAN source,  or from a local  
> directory using R CMD INSTALL, the configure script fails with these  
> messages:
>
> checking for X... libraries /usr/X11/lib, headers /usr/X11/include
> checking for glEnd in -lGL... no
> configure: error: missing required library GL
> ERROR: configuration failed for package 'rgl'
> ** Removing '/Library/Frameworks/R.framework/Resources/library/rgl'
> ** Restoring previous '/Library/Frameworks/R.framework/Resources/ 
> library/rgl'
>
>
> However, if I run the configure script (as ./configure) within the  
> local directory, it succeeds:
>
> checking for X... libraries /usr/X11/lib, headers /usr/X11/include
> checking for glEnd in -lGL... yes
>
> I can then move the configure script out of the way and R CMD  
> INSTALL proceeds (until it gets to the FTVectoriser error, which I'm  
> working on fixing).
>
>
> Why would R CMD INSTALL make the configure script fail???
>

Hard to tell unless you look at config.log... Anyway, unless you work  
around the bug in Leopard's X11 in your configure you have fix to X11,  
GL is broken:

http://r.research.att.com/building.html

Also if you want to use X11 on Leopard seriously, it is recommended to  
use this update:

http://xquartz.macosforge.org/trac/wiki

Cheers,
Simon