Set environment variables for interactive MPI

.bashrc

@@ -15,3 +15,13 @@ module load gnuplot
 
 # include GSL in LD_LIBRARY_PATH
 export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$GSL_HOME/lib"
+
+# if running interactively: set MPI variables; else stop
+# see https://www.mpcdf.mpg.de/services/computing/linux/Astrophysics
+case $- in
+	*i*)
+		unset I_MPI_HYDRA_BOOTSTRAP
+		unset I_MPI_PMI_LIBRARY
+		;;
+	*) return;;
+esac