SUBDIRS = der_tables tables default : all all : for i in $(SUBDIRS) ; \ do echo "Making in $$i ..." ;\ if [ -f $$i/Makefile ] ;\ then cd $$i ; make ; cd ..; fi ;\ done clean : for i in $(SUBDIRS) ; \ do echo "Making clean in $$i ..." ;\ if [ -f $$i/Makefile ] ;\ then cd $$i ; make clean ; cd ..; fi ;\ done distclean : for i in $(SUBDIRS) ; \ do echo "Making distclean in $$i ..." ;\ if [ -f $$i/Makefile ] ;\ then cd $$i ; make distclean ; cd ..; fi ;\ done