[petsc-users] MatConvert behavior 3.1 vs 3.2

[Satish Balay]

On Fri, 27 Jan 2012, Dominik Szczerba wrote:

> > On Fri, Jan 27, 2012 at 3:18 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:
> >> I have no idea how you are missing linking libm, but that's the problem.
> >
> > Because for some reason on the linking line there is
> >
> > -lm -lmetis
> >
> > while it should be
> >
> > -lmetis -lm
> 
> I was able to compile it by hand myself, and then replacing
> --download-xxx with --with-xxx pointing to external packages. Clearly,
> parmetis makefile, as pulled by --download-parmetis, has an issue.
> 
> Immediately one suggestion: it would be nice to pull and build the
> external packages at option separately from the rest of petsc.

??? petsc configure already does this for you..

[you don't have to build PETSc - after externalpacakges are built...]

satish