clean:
	cd '$(OUT_DIR)' && \
	rm -rf *'$(OBJ_EXT)' *'$(OUT_EXT)' *'$(TMP_EXT)' '$(TMP_PREF)'* callgrind.out.* ;\
	if [ -x 'clean' ]; then ./clean; fi

mkdir:
	@mkdir -p '$(OUT_DIR)'

test: all
	@\
	if [ -x $(TEST) ]; then \
	  ./$(TEST) '$(OUT_EXT)' ;\
	else\
	  fail=false ;\
	  for t in $(OUTS); do\
	    if ! ./"$$t"; then \
	      fail=true ;\
	      break ;\
	    fi ;\
	  done ;\
	  if $$fail; then \
	    echo "TEST FAILED: $$t" ;\
	    exit 1 ;\
	  else \
	    echo 'ALL TESTS PASSED' ;\
	    exit 0 ;\
	  fi ;\
	fi ;\