X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2FMakefile;h=229f85d1dcc3deb707c897033bc0327f10eddc4d;hb=HEAD;hp=c47ac1297a07de2e78de38bd0112d92d19965acd;hpb=926c47b3fa1c373a671edf3378b2b2abe3750912;p=pintos-anon

diff --git a/src/Makefile b/src/Makefile
index c47ac12..229f85d 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,12 +1,29 @@
-SUBDIRS = threads userprog vm filesys
+BUILD_SUBDIRS = threads userprog vm filesys
 
 all::
-	@echo "Run 'make' in subdirectories $(SUBDIRS)."
+	@echo "Run 'make' in subdirectories: $(BUILD_SUBDIRS)."
 	@echo "This top-level make has only 'clean' targets."
 
+CLEAN_SUBDIRS = $(BUILD_SUBDIRS) examples utils
+
 clean::
-	for d in $(SUBDIRS); do $(MAKE) -C $$d $@; done
+	for d in $(CLEAN_SUBDIRS); do $(MAKE) -C $$d $@; done
+	rm -f TAGS tags
 
-distclean::
-	$(MAKE) clean
+distclean:: clean
 	find . -name '*~' -exec rm '{}' \;
+
+TAGS_SUBDIRS = $(BUILD_SUBDIRS) devices lib
+TAGS_SOURCES = find $(TAGS_SUBDIRS) -name \*.[chS] -print
+
+TAGS::
+	etags --members `$(TAGS_SOURCES)`
+
+tags::
+	ctags -T --no-warn `$(TAGS_SOURCES)`
+
+cscope.files::
+	$(TAGS_SOURCES) > cscope.files
+
+cscope:: cscope.files
+	cscope -b -q -k