all:
	cd lib && make
	cd main && make
	# cd mpi && make # if MPI available
	@echo "*** skipping mpi ***"

clean:
	cd lib && make clean
	cd main && make clean
	cd mpi && make clean
	cd data && make clean

clobber:
	cd lib && make clobber
	cd main && make clobber
	cd mpi && make clobber