On Fri, 16 Oct 2015 13:48:45 +0200
Juan Luis Cano <[email protected]> wrote:
> Hello Jan, thanks for the pointer. I am setting
> "-DMPI_{C,CXX,Fortran_{LIBRARIES,INCLUDE_PATH}" and I don't get MPI
> warnings anymore, but instead I see a bulk of warnings right before
> "make install" like this:
>
> > WARNING: target "demo_waveguide" requests linking to directory
> > "/home/juanlu/miniconda/envs/_build/lib". Targets may link only to
> > libraries. CMake is dropping the item.
>
> The path that appears is the one I used for
> -DMPI_{C,CXX,Fortran}_LIBRARIES. Is there any other way?
This variable should point to object file, not directory. For
instance /usr/lib/libmpi.so. AFAIK, only C library is used in DOLFIN.
Jan
>
> Juan Luis
>
> On 2015-10-16 11:39, Jan Blechta wrote:
> > DOLFIN build system is not convinced MPI is available, so that
> > MPI_COMM_FOO are redefined by ifdefs in dolfin/common/MPI.h which
> > conflicts with MPI_COMMs from mpi.h. Check the CMake warnings about
> > missing MPI components and try helping to CMake by setting some
> > variables (see <build_dir>/CMakeCache.txt and
> > cmake/modules/FindMPI.cmake to figure out how could you help to
> > CMake).
> >
> > Jan
> >
> >
> > On Fri, 16 Oct 2015 11:18:26 +0200
> > Juan Luis Cano<[email protected]> wrote:
> >
> >> Hello all,
> >>
> >> I'm trying to rebuild DOLFIN 1.6.0 using my conda recipes, and all
> >> of a sudden I am getting a lot of MPI warnings and a final error
> >> at 96 %:
> >>
> >>> [ 96%] Building CXX object
> >>> dolfin/swig/modules/mesh/CMakeFiles/_mesh.dir/modulePYTHON_wrap.cxx.o
> >>> /home/juanlu/miniconda/conda-bld/work/dolfin-1.6.0/build/dolfin/swig/modules/mesh/modulePYTHON_wrap.cxx:
> >>> In function ‘int SWIG_AsVal_MPI_Comm(PyObject*, MPI_Comm*)’:
> >>> /home/juanlu/miniconda/conda-bld/work/dolfin-1.6.0/build/dolfin/swig/modules/mesh/modulePYTHON_wrap.cxx:4814:43:
> >>> error: ‘SWIGTYPE_p_MPI_Comm’ was not declared in this scope
> >>> int res = SWIG_ConvertPtr(input,&argp,SWIGTYPE_p_MPI_Comm,
> >>> 0); ^
> >>> /home/juanlu/miniconda/conda-bld/work/dolfin-1.6.0/build/dolfin/swig/modules/mesh/modulePYTHON_wrap.cxx:2992:37:
> >>> note: in definition of macro ‘SWIG_ConvertPtr’
> >>> SWIG_convert_ptr(obj, pptr, type, flags)
> >>> ^
> >>> make[2]: ***
> >>> [dolfin/swig/modules/mesh/CMakeFiles/_mesh.dir/modulePYTHON_wrap.cxx.o]
> >>> Error 1
> >>> make[1]: *** [dolfin/swig/modules/mesh/CMakeFiles/_mesh.dir/all]
> >>> Error 2
> >> I attached the complete compilation log at[1]. When googling this
> >> error I stumbled upon a fenics-support thread recommending to
> >> update petsc[2], but I get the same errors with the latest
> >> version. The errors are gone if I compile without PETSc support.
> >>
> >> Any hint on what am I doing wrong?
> >>
> >> Best,
> >>
> >> Juan Luis Cano
> >>
> >> [1]:https://gist.github.com/Juanlu001/d406e1510bb1849bf5b6
> >> [2]:
> >> http://fenicsproject.org/pipermail/fenics-support/2014-December/001028.html
> >> _______________________________________________
> >> fenics-support mailing list
> >> [email protected]
> >> http://fenicsproject.org/mailman/listinfo/fenics-support
>
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