Change error to exit

Author: aeblyve

mpi-proxy-split/mpi-wrappers/Makefile

@@ -62,8 +62,9 @@ mpi_unimplemented_wrappers.cpp: generate-mpi-unimplemented-wrappers.py \
           python3 generate-mpi-unimplemented-wrappers.py mpi_unimplemented_wrappers_openmpi.txt > $@; \
         elif mpiexec -h | grep -q 'ExaMPI'; then \
           python3 generate-mpi-unimplemented-wrappers.py mpi_unimplemented_wrappers_exampi.txt > $@; \
-        else \
-          $(error Could not identify the MPICH flavor); \
+	else \
+	  echo 'Could not identify the MPICH flavor'; \
+	  exit 1; \
         fi
 
 .c.o: