[Rd] building XML-0.95-1 on MacOS

[Jan de Leeuw]

This builds fine on Panther, using the libxml2 provided
by Apple in /usr/lib.

On Oct 9, 2003, at 9:02, Duncan Temple Lang wrote:

>
> Stefano asked me to post something along the following lines
> about the XML package.
>
> I have modified the configuration for the XML package so that it
> looks for libxml2 if instructed, or alternatively looks for libxml 1
> and, if that is not present, then libxml 2.
>
> The new version:  XML_0.95-4.tar.gz is on the Omegahat
> Web site:
>    http://www.omegahat.org/RSXML
>
> So one should not have to set any environment variables or specify
> configuration arguments if you only have libxml2 on your machine. If
> you have both libxml and libxml2, you will get libxml 1 by default.
> Use --configure-args='--with-libxml2' or set the environment variable
> XML_CONFIG to xml2-config.
>
> At some point in the future, we will stop supporting
> old versions of libxml with no xml-config script,
> header files in odd places, ...  This is what
> makes the configuration so complex.
>
>
>  D.
>
>
>
> Duncan Temple Lang wrote:
>>
>> Hi Sean.
>>
>>   Two things. There is a new version of the XML package
>> now on the Omegahat web site:
>>
>>   http://www.omegahat.org/RSXML/XML_0.95-3.tar.gz
>>
>> That uses a different approach to dealing with errors and avoids
>> having to redefine the xmlParserError() routine.  As a result,
>> one should not need the -m flag.
>>
>> Secondly, unless there are good reasons for using
>> libxml-1.8.*, it is preferrable to use the libxml2-2*
>> series.
>>
>> The configuration for this version of the XML package has been
>> "upgraded", but may require some assistance.  If it doesn't compile
>> out of the box, please set the environment variable XML_CONFIG to the
>> name of the xml-config or xml2-config script that provides the
>> relevant information. I'll fix this up in the next release.
>>
>>  D.
>>
>>
>> Sean Davis wrote:
>>> I am trying to build the XML package on MacOS.  I am using the fink
>>> installation of libxml-1.8.17.  The configuration information is:
>>>
>>> Configuration information:
>>>
>>> Libxml settings
>>>
>>> libxml include directory: /sw/include/gnome-xml
>>> libxml library directory: -L/sw/lib -lxml -lz -lz  -lxml
>>> libxml 2:                 no
>>>
>>> Compilation flags:         -I/sw/include/gnome-xml
>>> -I/sw/include/gnome-xml/libxml -DLIBXML -I/sw/include/gnome-xml
>>> Link flags:               -L/sw/lib -lxml -lz -lz  -lxml
>>>
>>>
>>>
>>> Compiling produced the following error:
>>> 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
>>> -L/sw/lib -lxml -lz -lz  -lxml -lcc_dynamic
>>> ld: multiple definitions of symbol _xmlParserError
>>> Utils.o definition of _xmlParserError in section (__TEXT,__text)
>>> /sw/lib/libxml.dylib(error.lo) definition of _xmlParserError
>>> make: *** [XML.so] Error 1
>>> ERROR: compilation failed for package 'XML'
>>>
>>> I saw that back in September there was a discussion about fixing this
>>> problem that involved passing -m to the linker.  My questions are (1)
>>> what do I need to modify (given that I am using R INSTALL to keep
>>> things simple for myself) to use the -Xlinker -m option when linking
>>> XML.so and (2) does this actually work despite the fact that there  
>>> are
>>> then two definitions associated with the same symbol?  I guess a  
>>> third
>>> question follows from the second--are there other fixes that I can  
>>> use
>>> to build the package?
>>>
>>> Thanks in advance,
>>> Sean
>>>
>>> ______________________________________________
>>> R-devel at stat.math.ethz.ch mailing list
>>> https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
>>
>> --  
>> _______________________________________________________________
>>
>> Duncan Temple Lang                duncan at research.bell-labs.com
>> Bell Labs, Lucent Technologies    office: (908)582-3217
>> 700 Mountain Avenue, Room 2C-259  fax:    (908)582-3340
>> Murray Hill, NJ  07974-2070
>>          http://cm.bell-labs.com/stat/duncan
>>
>> ______________________________________________
>> R-devel at stat.math.ethz.ch mailing list
>> https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
>
> --  
> _______________________________________________________________
>
> Duncan Temple Lang                duncan at research.bell-labs.com
> Bell Labs, Lucent Technologies    office: (908)582-3217
> 700 Mountain Avenue, Room 2C-259  fax:    (908)582-3340
> Murray Hill, NJ  07974-2070
>          http://cm.bell-labs.com/stat/duncan
>
> ______________________________________________
> R-devel at stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
>
>
===
Jan de Leeuw; Professor and Chair, UCLA Department of Statistics;
Editor: Journal of Multivariate Analysis, Journal of Statistical  
Software
US mail: 8130 Math Sciences Bldg, Box 951554, Los Angeles, CA 90095-1554
phone (310)-825-9550;  fax (310)-206-5658;  email: deleeuw at stat.ucla.edu
homepage: http://gifi.stat.ucla.edu
   
------------------------------------------------------------------------ 
-------------------------
           No matter where you go, there you are. --- Buckaroo Banzai
                    http://gifi.stat.ucla.edu/sounds/nomatter.au