.PHONY: all all: sort-tests ./sort-tests sort-tests: main build-script test.data.pl ./main test.data.pl > $@.n mv $@.n $@ chmod 755 $@ .PHONY: distclean distclean: rm -f t*.out .PHONY: clean clean: distclean .PHONY: realclean realclean: clean rm -f sort-tests t*.in t*.exp t*.err