[R] Building XML package for MacOS X

Prof Brian Ripley ripley at stats.ox.ac.uk
Tue Sep 9 15:28:07 CEST 2003

The simplest way is probably to edit the libxml2 library and remove
the module containing xmlParserError.  That's what the Windows maintainer 
has to do.

On Tue, 9 Sep 2003, Sean Davis wrote:

> I am working to build the XML package for R on MacOS X.  I have installed
> libxml2-2.5.9 into /usr/local.  I set the
> LIBXML_INCDIR=/usr/local/include/libxml2.  I use R INSTALL, I get the
> following:
> R INSTALL -c -l /usr/local/R/library XML_0.94-1.tar.gz
>   :
>   :
>   :
> gcc -bundle -flat_namespace -undefined suppress -L/sw/lib -L/usr/local/lib
> -o XML.so DocParse.o EventParse.o ExpatParse.o HTMLParse.o RSDTD.o
> RUtils.o Utils.o XMLEventParse.o XMLTree.o -lz  -lxml2
> ld: multiple definitions of symbol _xmlParserError
> Utils.o definition of _xmlParserError in section (__TEXT,__text)
> /usr/local/lib/libxml2.dylib(libxml2.2.5.9.dylib-master.o) definition of
> _xmlParserError
> make: *** [XML.so] Error 1
> ERROR: compilation failed for package 'XML'
> How can I fix the problem?  I have tried compiling straight source that
> has other problems.  I think that I need to modify the "makefile" to let
> the compiler to use only the first definition of _xmlParserError, but I
> don't know how to do this when using R INSTALL.
> Thanks,
> Sean
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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

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