Hi Brandt, I am on linux and see the same problem. It is solved (at least here)
if you add at the end the library libgomp, i.e:
f2py -c -m play play.f90 --fcompiler=gfortran --f90flags="-fopenmp" -lgomp
Hope it helps,
Juan
> Hello,
> I'm struggling to create openmp subroutines. I've simplified the problem
> down to the subroutine below.
>
> -- play.f90 --
> subroutine step(soln,n)
> implicit none
> integer n,i
> real*8 soln(n)
>
> !f2py intent(in) n
> !f2py intent(out) soln
> !f2py depend(n) soln
>
> !$OMP PARALLEL DO
> do i=1,n
> soln(i) = .1
> end do
> !$OMP END PARALLEL DO
> end subroutine step
>
>
> I compile this with the command:
>
> f2py -c -m play play.f90 --fcompiler=gfortran --f90flags="-fopenmp"
>
> This completes successfully. When I import the module, I get the following
> error message.
>
> $ python -c 'import play'
> Traceback (most recent call last):
> File "<string>", line 1, in <module>
> ImportError: dlopen(./play.so, 2): Symbol not found: _GOMP_parallel_end
> Referenced from: /home/bbelson/Desktop/SOR/play.so
> Expected in: flat namespace
> in /home/bbelson/Desktop/SOR/play.so
>
> It seems to me that the linking step is broken, however I did not see any
> other options in the f2py documentation to change the linking step. Did I
> miss something?
>
> Thanks,
> Brandt
_______________________________________________
NumPy-Discussion mailing list
NumPy-Discussion@scipy.org
http://mail.scipy.org/mailman/listinfo/numpy-discussion
