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Define MPI_Session for compatibility with current mpi4py main branch #1156

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merged 2 commits into from Mar 7, 2022
Merged

Define MPI_Session for compatibility with current mpi4py main branch #1156

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6c3a950
Define MPI_Session for compatibility with current mpi4py main branch
francesco-ballarin Mar 5, 2022
7b0b0ec
Oversubscribe openmpi run, as 4 cores are requested while GitHub acti…
francesco-ballarin Mar 6, 2022
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2 changes: 1 addition & 1 deletion .github/workflows/miniconda.yml
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Expand Up @@ -78,7 +78,7 @@ jobs:
export PATH="${CONDA_PREFIX}/bin:${CONDA_PREFIX}/Library/bin:$PATH"
which mpirun
mpirun --version
mpirun -np 4 python mpi_example.py
mpirun -np 4 --oversubscribe python mpi_example.py
if [ $? -ne 0 ] ; then
echo "hdf5 mpi test failed!"
exit 1
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5 changes: 5 additions & 0 deletions include/mpi-compat.h
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Expand Up @@ -11,4 +11,9 @@ typedef void *PyMPI_MPI_Message;
#define MPI_Message PyMPI_MPI_Message
#endif

#if (MPI_VERSION < 4) && !defined(PyMPI_HAVE_MPI_Session)
typedef void *PyMPI_MPI_Session;
#define MPI_Session PyMPI_MPI_Session
#endif

#endif/*MPI_COMPAT_H*/