dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

On 17 November 2011 18:30, Johan Hake <johan.hake@xxxxxxxxx> wrote:
> On Thursday November 17 2011 02:36:56 Garth N. Wells wrote:
>> On 17 November 2011 07:36, Johan Hake <johan.hake@xxxxxxxxx> wrote:
>> > On Wednesday November 16 2011 23:12:32 Garth N. Wells wrote:
>> >> On 17 Nov 2011, at 05:30, Johan Hake <johan.hake@xxxxxxxxx> wrote:
>> >> > Hello!
>> >> >
>> >> > I have problems with the CMake configure script trying to find pastix.
>> >> > It fails with the following:
>> >> >
>> >> > /usr/lib/ccache/gcc     -DCHECK_FUNCTION_EXISTS=pthread_create
>> >> >  -fopenmp CMakeFiles/cmTryCompileExec.dir/CheckFunctionExists.c.o  -o
>> >> > cmTryCompileExec - rdynamic -lpthreads
>> >> > /usr/bin/ld: cannot find -lpthreads
>> >> > collect2: ld returned 1 exit status
>> >> > gmake[1]: *** [cmTryCompileExec] Error 1
>> >> > gmake[1]: Leaving directory `/home/hake/bzr/fenics/dolfin/dolfin-
>> >> > gpu/build/CMakeFiles/CMakeTmp'
>> >> > gmake: *** [cmTryCompileExec/fast] Error 2
>> >> >
>> >> > Does anyone know why pthreads get added to the the linking? If I
>> >> > remove -lpthreads from the linkning it passes just fine.
>> >>
>> >> Configuring PaStiX is complicated and pthreads is usually required. The
>> >> PaStiX cake module needs to do some proper testing. It's very primitive
>> >> at the moment.
>> >
>> > Ok, then I suggest we disable it by default.
>>
>> pthread is not added manually anywhere, so its should not be added by
>> the build system unless it's available on your system. It's most
>> likely being added as a BLAS flag. Which BLAS are you using?
>
> Good question... How do I find that out?
>

Lots of printing from CMake . . .

  message(STATUS "The are the flags: ${BLAS_LIBRARIES}")

Anyway, why is PaStiX being picked up? Have you installed it in /usr/local?

Garth

> Johan
>
>> Garth
>>
>> > Johan
>> >
>> >> Garth
>> >>
>> >> > I am on a Natty Ubuntu.
>> >> >
>> >> > Johan
>> >> >
>> >> > _______________________________________________
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>> >>
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>