Are you linking against the gretl library ?
Le 21 déc. 2012 à 12:12, jea...@hushmail.com a écrit : > hi, > > a quick question regarding a Rcpp function I wrote using an external library > (gretl) : > > with the help of a makefile (adapted from the convolution Rcpp example), the > code compiles just fine and turns into a shared object in linux (.so file) > > however, when I then try to load the newly created shared library into R > using dyn.load, I get the following error message: > > dyn.load("/home/jean/Documents/code experiments/gretl/test2.so") > Error in dyn.load("/home/jean/Documents/code experiments/gretl/test2.so") : > unable to load shared object '/home/jean/Documents/code > experiments/gretl/test2.so': > /home/jean/Documents/code experiments/gretl/test2.so: undefined symbol: > _Z13kalman_smoothP7kalman_PP13gretl_matrix_S3_Pi > > The undefined symbol is in fact (after c++ unmangling) > kalman_smooth(kalman_*, gretl_matrix_**, gretl_matrix_**, int*), a function > from the gretl library > > Do you think the problem comes from the c++ mangling of gretl's C library or > is it rather linked to internals of gretl ? > > many thanks for your help! > > jean > > > > > _______________________________________________ > Rcpp-devel mailing list > Rcpp-devel@lists.r-forge.r-project.org > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
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