#! /bin/bash
#
mpicxx -c -g -Wall sum_mpi.cpp
if [ $? -ne 0 ]; then
  echo "Compile error."
  exit
fi
#
mpicxx sum_mpi.o  -lm
if [ $? -ne 0 ]; then
  echo "Load error."
  exit
fi
rm sum_mpi.o
mv a.out sum_mpi
#
mpirun -v -np 4 ./sum_mpi > sum_mpi.txt
if [ $? -ne 0 ]; then
  echo "Run error."
  exit
fi
rm sum_mpi
#
echo "Normal end of execution."