On 14 December 2010 at 13:25, Marian K Talbert wrote: | Hi | | I've built a dll using Fortran code and can call it by either R or | Fortran. Calling by the former gives me the wrong answer and the later | gives the correct answer. | | >From what I've read, it looks like I should use the subroutines DBLEPR, | INTPR and REALPR to print to the R console rather than using Fortran | standard I/O and that if I use the command | R CMD SHLIB source.f that these subroutines will automatically be found | (Please correct me if I'm wrong about any of this). The problem is that I | have to specify the gfortran compiler option -fno-range-check in order for | my code to compile. I've tried setting PKG_FCFLAGS=-fno-range-check in a | file named Makevars under the same directory as my Fortran files but this | doesn't seem to be the right place because R CMD SHLIB still produces | error messages related to integer overflow (the same error as when I run | gfortran -c MRPP.f90 as opposed to gfortran -c MRPP.f90 -fno-range-check) | when I type | | R CMD SHLIB MRPP.f90. | | So I was wondering if anyone could tell me how compiler option should be | specified when using R CMD SHLIB?
I use ~/.R/Makevars where you can set all variables your in in $RHOME/etc/Makeconf Setting the as environment variables will also work by virtue of make (and that is what the inline package does). Dirk -- Dirk Eddelbuettel | e...@debian.org | http://dirk.eddelbuettel.com ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
