[R] Compiling "embedding R" examples

[Prof Brian Ripley]

Please read the posting guide and

1) Use the appropriate list, R-devel, and

2) Tell us enough about your environment, for example which OS this is.

On Thu, 17 Mar 2005, Mauron Laurent (KETR 31) wrote:

> Hi,
>
> I am working at a major financial institution and we would like to embed R in one of our front office application.
> The application is written in C/C++ so I started by trying to compile the examples in "tests/Embedding" of R 2.0.1.
>
> I have modified "tests/Embedding/Makefile" according  https://stat.ethz.ch/pipermail/r-help/2005-February/064341.html
> and set "LD_LIBRARY_PATH" using
>
> export LD_LIBRARY_PATH="/home/laurent/R-clean/lib/R/lib"
>
> But I get the following error messages during linking:
>
> ---------------------
> laurent at pollux $ make clean
> laurent at pollux $ make
> gcc -I. -I../../src/include -I/home/laurent/R-2.0.1/src/include -I/usr/local/include -DHAVE_CONFIG_H   -g -O2 -c /home/laurent/R-2.0.1/tests/Embedding/Rtest.c -o Rtest.o
> gcc -I. -I../../src/include -I/home/laurent/R-2.0.1/src/include -I/usr/local/include -DHAVE_CONFIG_H   -g -O2 -c /home/laurent/R-2.0.1/tests/Embedding/embeddedRCall.c -o embeddedRCall.o
> ../../bin/R CMD LINK gcc -o Rtest Rtest.o embeddedRCall.o -L/home/laurent/R-clean/lib -lR
> mkdir .libs
> gcc -o Rtest Rtest.o embeddedRCall.o  -L/home/laurent/R-clean/lib -lR -R/home/laurent/R-clean/lib/R/lib
> Undefined                       first referenced
> symbol                             in file
> MAIN__                              /home/laurent/R-clean/lib/libR.so
> ld: fatal: Symbol referencing errors. No output written to Rtest
> collect2: ld returned 1 exit status
> *** Error code 1
> make: Fatal error: Command failed for target `Rtest'
> -----------------------
>
> I have installed R from source using the following commands. I am running on solaris 8xx
>
> -----------------------
> laurent at pollux $ cd /home/laurent/R-clean/
> laurent at pollux $ /home/laurent/R-2.0.1/configure --enable-R-shlib --prefix=/home/laurent/R-clean
> laurent at pollux $ make
> laurent at pollux $ make install
> -----------------------
>
> Has anyone an idea where is the problem? I would be extremly grateful if someone could help us.

-- 
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