[petsc-users] funny link error

[Mark Adams]

Thanks Scott,

Can you please tell us where this pkg-config file is?

Thank again,
Mark

On Mon, Mar 22, 2021 at 10:45 AM Scott Kruger <kruger at txcorp.com> wrote:

>
> From you make.log, it looks like petsc found it  here:
> /opt/cray/wlm_detect/1.3.3-7.0.1.1_4.19__g7109084.ari/lib64
>
> PETSc has it and found it because BuildSystem did the query of what
> it takes to get C/C++/Fortran to work together.  Why is it needed?
> That's up to Cray.
>
> But the question is:
>
> How is your CMake build getting PETSc info?
>
> If
> a) it using pkg-config and CMake's ability to parse it, then it looks like
> our pkg-config export might need work.
> We'd need to see the pkg-config file to be sure though.
>
> and if
> b) it is not using pkg-config, then the answer is it should.
>
> Scott
>
>
> On 2021-03-21 08:25, Mark Adams did write:
> > We are having problems with linking and use static linking.
> > We get this error and have seen others like it (eg, lpetsc_lib_gcc_s)
> >
> > /usr/bin/ld: cannot find -lpetsc_lib_wlm_detect-NOTFOUND
> >
> > wlm_detect is some sort of system library, but I have no idea where this
> > petsc string comes from.
> > This is on Cori and the application uses cmake.
> > I can run PETSc tests fine.
> >
> > Any ideas?
> >
> > Thanks,
> > Mark
>
>
>
>
> --
> Scott Kruger
> Tech-X Corporation               kruger at txcorp.com
> 5621 Arapahoe Ave, Suite A       Phone: (720) 466-3196
> Boulder, CO 80303                Fax:   (303) 448-7756
>
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