dolfin team mailing list archive

[johannr@xxxxxxxxx]

On Thu, March 27, 2008 Dag Lindbo wrote:
>
>
> johannr@xxxxxxxxx wrote:
>> On Wed, March 19, 2008 Dag Lindbo wrote:
>>> Hello again,
>>>
>>> By default, NDEBUG should be defined (otherwise uBLAS becomes useless
>>> even for very small problems). That is,
>>>
>>> # Default CXX and FORTRAN flags
>>> env["CXXFLAGS"] = "-Wall -pipe -ansi -DNDEBUG"
>>
>> This is probably not the best place to add this flag. It is perhaps
>> better
>> to add it when enableOptimize=1 is given. For now, you can use the
>> option
>> customCxxFlags to add the -DNDEBUG flag, i.e.
>>
>>     scons customCxxFlags="-DNDEBUG"
>>
>
> Well, I still don't think it makes sense to relate -DNDEBUG with
> enableOptimize. One should use enableDebugUblas if NDEBUG is _not_
> wanted. In my SConstruct I have
>
> if not env["enableDebugUblas"]:
>    env.Append(CXXFLAGS=" -DNDEBUG")

Yes, I agree with you on that. Fixed it now.

>
>>> Another concern: Did it find UMFPACK or not when it says:
>>> Checking for numpy-1... yes
>>> Checking for ufc-1... yes
>>> Checking for umfpack... yes
>>> Checking for python-2... yes
>>> Checking for gts... yes
>>> Checking for boost... yes
>>> Checking for libxml-2.0... yes
>>> Found optional package: gts
>>> Unable to find optional package: petsc
>>> Unable to find optional package: slepc
>>> Unable to find optional package: scotch
>>> Unable to find optional package: umfpack
>>
>> Well, it did find a pkg-config file for UMFPACK, however, it failed when
>> resolving compiler or module dependencies. What does your umfpack.pc
>> look
>> like? Does it specify a compiler? That could probably be the issue here.
>>
>>> (I get some 'new' linking issues when building the demos: cannot find
>>> libumfpack)
>>
>> Can you show us the contents of scons/simula_scons.log?
>>
>
> =================== dolfin log ===================
> 2008-03-20 09:00:25.063925
> Using simula_scons from:
> /NOBACKUP/dag/fenics/tip/dolfin/scons/simula-scons/simula_scons/__init__.pyc
> resolveCompiler: No pkg-config generator for package 'ufc-1'. Assuming Ok.
> resolveCompiler: Some tests failed for package 'umfpack'. Discarding
> package.
> resolveCompiler: Unable to compile some UMFPACK tests, using
> '/usr/include/umfpack' as location for UMFPACK includes.
> Error message:
> umfpack_config_test_include.cpp:3:21: error: umfpack.h: No such file or
> directory
> resolveCompiler: No pkg-config generator for package 'gts'. Assuming Ok.
> resolveCompiler: No pkg-config generator for package 'libxml-2.0'.
> Assuming Ok.

Okay, it doesn't find the umfpack.h under /usr/include/umfpack. Do you now
where it is located? Can you also show me the contents of the pkg-config
file umfpack.pc?

Johannes