dorsal team mailing list archive

[Johannes Ring <johannr@xxxxxxxxx>]

On Mon, Oct 18, 2010 at 11:41 AM, Harish Narayanan
<harish.mlists@xxxxxxxxx> wrote:
> On 10/18/10 10:41 AM, Johannes Ring wrote:
>> On Fri, Oct 15, 2010 at 5:42 PM, Peter Monk <nibj@xxxxxx> wrote:
>>> Hi
>>> I am trying to install on a mac with snow leopard 10.6.4 and gcc 4.2.1 (also ifort 11.1) and up to date macports using dorsal-0.8.1.
>>>
>>> The build went without obvious problems.
>>>
>>> So I tried
>>>
>>> python demo.py
>>>
>>> in the pde/poisson demo and I get
>>>
>>>> lindv9:python monk$ !py
>>>> python demo.py
>>>> Traceback (most recent call last):
>>>> File "demo.py", line 22, in <module>
>>>>   from dolfin import *
>>>> File "/Users/monk/FEniCS/lib/python2.6/site-packages/dolfin/__init__.py", line 13, in <module>
>>>>   import dolfin.cpp as cpp
>>>> File "/Users/monk/FEniCS/lib/python2.6/site-packages/dolfin/cpp.py", line 28, in <module>
>>>>   _cpp = swig_import_helper()
>>>> File "/Users/monk/FEniCS/lib/python2.6/site-packages/dolfin/cpp.py", line 24, in swig_import_helper
>>>>   _mod = imp.load_module('_cpp', fp, pathname, description)
>>>> ImportError: dlopen(/Users/monk/FEniCS/lib/python2.6/site-packages/dolfin/_cpp.so, 2): Symbol not found: _METIS_mCPartGraphRecursive2
>>>> Referenced from: /Users/monk/FEniCS/src/petsc-3.1-p4/darwin10.0.0-cxx-opt/lib/libpetsc.dylib
>>>> Expected in: flat namespace
>>>> in /Users/monk/FEniCS/src/petsc-3.1-p4/darwin10.0.0-cxx-opt/lib/libpetsc.dylib
>>
>> Your problem seems very similar to what is described in this thread:
>>
>>   https://lists.launchpad.net/dorsal/msg00394.html
>>
>> Try to add
>>
>>   CONFOPTS="-DMETIS_LIBRARY=${INSTALL_PATH}/lib/libmetis.a"
>>
>> in FEniCS/packages/dolfin.package and re-run Dorsal.
>
> Johannes, will it break anything if I made this the default in Dorsal?
> (As in will this option be overwritten if libmetis exists elsewhere on
> other platforms?)

I tried it and linking fails if the path to the library doesn't exist
so that's not an option. I will try to dig deeper and see if I can
find out why it links against /opt/local/lib/libmetis.a instead of
$PARMETIS_DIR/lib/libmetis.a.

Johannes