It works with R CMD SHLIB test.f
Thanks.
Gilles
> Try
>
> R CMD SHLIB test.f
>
> If SHLIB know it has to deal with Fortran code, it adds the appropriate
> libraries.
>
> On Wed, 26 May 2004, Gilles GUILLOT wrote:
> > I have the following Fortran code
> >
> > subroutine sub(path)
> > character*100 path
> > open(10,file=path)
> > end
> >
> > saved as test.f
> >
> > which I compile with
> > g77 -c test.f
> >
> > then I make the shared libary in R (Version 1.9.0) with
> > system("R CMD SHLIB test.o")
> >
> > so far, everything OK.
> >
> > But
> > dyn.load("test.so")
> > returns the following error message:
> > Error in dyn.load(x, as.logical(local), as.logical(now)) :
> > unable to load shared library "test.so":
> > test.so: undefined symbol: f_open
> >
> > I get similar error messages with r/w Fortran instructions like
> > write(*,*) , read(*,*)
> >
> > I used to use such programs on my computer under mandrake linux 10.
> > The problem reported occurs on a new server operating under
> > another linux distrib (debian).
> >
> > Thanks in advance for any help,
> > Gilles
--
_____________________________________________________________________
Gilles GUILLOT
INRA -D�partement Math�matiques et Informatique Appliqu�es
Unit� de Mixte de Recherche
INRA - INAPG - ENGREF
Institut National Agronomique de Paris-Grignon
16 rue Claude Bernard
75231 Paris cedex 5
Aile Claude Bernard
Niveau cours +3 �tages
tel : +33 (0)1 44 08 72 71
fax : +33 (0)1 44 08 16 66
http://www.inapg.fr/ens_rech/mathinfo/personnel/guillot/welcome.html
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