cscope: add cscope tagging support

Signed-off-by: Jason Cooper <jason@lakedaemon.net>

.gitignore

@@ -1,6 +1,7 @@
 *.swp
 *.swo
 *.o
+cscope.*
 echosrv
 sslh-fork
 sslh-select

Makefile

@@ -77,7 +77,7 @@ uninstall:
 	update-rc.d sslh remove
 
 distclean: clean
-	rm -f tags
+	rm -f tags cscope.*
 
 clean:
 	rm -f sslh-fork sslh-select echosrv $(MAN) *.o *.gcov *.gcno *.gcda *.png *.html *.css *.info 
@@ -85,6 +85,10 @@ clean:
 tags:
 	ctags --globals -T *.[ch]
 
+cscope:
+	-find . -name "*.[chS]" >cscope.files
+	-cscope -b -R
+
 test:
 	./t