[petsc-users] PETSc was configured with one OpenMPI version but now appears to be compiling using a different OpenMPI

[Florian Lindner]

Am Donnerstag, 11. Juni 2015, 12:34:51 schrieb Satish Balay:
> The code is in petscsys.h. The flags HAVE_OMPI_MAJOR_VERSION etc should
> not be set [if the version cannot be determined]
> 
> So perhaps the attached patch is the fix.
> 
> patch -Np1 < mpi-version-check.patch

I can confirm it fixes compilation on maint with a plain "python2 configure".

Thanks a lot!
Florian
 
> Satish
> 
> On Thu, 11 Jun 2015, Matthew Knepley wrote:
> 
> > On Thu, Jun 11, 2015 at 7:04 AM, Florian Lindner <mailinglists at xgm.de>
> > wrote:
> > 
> > > configure.log is attached.
> > >
> > 
> > Ah, you have the buggy Apple preprocessor, so you get
> > 
> >                 Unable to parse OpenMPI version from header. Probably a
> > buggy preprocessor
> >                   Defined "HAVE_OMPI_MAJOR_VERSION" to "unknown"
> >                   Defined "HAVE_OMPI_MINOR_VERSION" to "unknown"
> >                   Defined "HAVE_OMPI_RELEASE_VERSION" to "unknown"
> > 
> > In the new release, we catch this. However, I think then the make check
> > fails.
> > 
> > Satish, how is the make check for this version number done?
> > 
> >   Thanks,
> > 
> >     Matt
> > 
> > 
> > > Thx!
> > > Florian
> > >
> > > Am Donnerstag, 11. Juni 2015, 06:26:27 schrieb Matthew Knepley:
> > > > Cannot tell without configure.log
> > > >
> > > >   Thanks,
> > > >
> > > >      Matt
> > > >
> > > > On Thu, Jun 11, 2015 at 6:23 AM, Florian Lindner <mailinglists at xgm.de>
> > > > wrote:
> > > >
> > > > > Hello,
> > > > >
> > > > > I try to setup petsc on my Arch Linux box.  Download it using git -b
> > > maint.
> > > > >
> > > > > % python2 configure works fine:
> > > > > [...]
> > > > > Compilers:
> > > > >   C Compiler:         mpicc  -fPIC -Wall -Wwrite-strings
> > > > > -Wno-strict-aliasing -Wno-unknown-pragmas -g3 -O0
> > > > >   C++ Compiler:       mpicxx  -Wall -Wwrite-strings
> > > -Wno-strict-aliasing
> > > > > -Wno-unknown-pragmas -g -O0   -fPIC
> > > > >   Fortran Compiler:   mpif90  -fPIC -Wall -Wno-unused-variable
> > > > > -ffree-line-length-0 -g -O0
> > > > > Linkers:
> > > > >   Shared linker:   mpicc  -shared  -fPIC -Wall -Wwrite-strings
> > > > > -Wno-strict-aliasing -Wno-unknown-pragmas -g3 -O0
> > > > >   Dynamic linker:   mpicc  -shared  -fPIC -Wall -Wwrite-strings
> > > > > -Wno-strict-aliasing -Wno-unknown-pragmas -g3 -O0
> > > > > make:
> > > > > [...]
> > > > >
> > > > >
> > > xxx=========================================================================xxx
> > > > >  Configure stage complete. Now build PETSc libraries with (gnumake
> > > build):
> > > > >    make PETSC_DIR=/home/florian/software/petsc
> > > > > PETSC_ARCH=arch-linux2-c-debug all
> > > > >
> > > > >
> > > xxx=========================================================================xxx
> > > > >
> > > > > Now building:
> > > > >
> > > > > % make PETSC_DIR=/home/florian/software/petsc
> > > > > PETSC_ARCH=arch-linux2-c-debug all
> > > > >
> > > > > yields this error:
> > > > >
> > > > > "PETSc was configured with one OpenMPI mpi.h version but now appears
> > > to be
> > > > > compiling using a different OpenMPI mpi.h version"
> > > > >
> > > > > I would prefer to use my distributions openmpi 1.8.5, there is no other
> > > > > MPI version installed.
> > > > >
> > > > > Using configure with --download-mpich and this compiler
> > > > > /home/florian/software/petsc/arch-linux2-c-debug/bin/mpicc seems to
> > > work.
> > > > >
> > > > > Is openmpi 1.8.5 incompatible with petsc? Is used to work fine some
> > > time
> > > > > ago, but I'm not sure how my system changed in the last weeks when I
> > > > > haven't used petsc on this machine (Arch is a rolling release).
> > > > >
> > > > > Thx,
> > > > > Florian
> > > > >
> > > > >
> > > >
> > > >
> > > >
> > 
> > 
> > 
> > 
> >