The "make cscope" should generate cscope index, not call the cscope. Just fix it. Also fix a typo: cscope_out --> cscope.out Signed-off-by: Huang Shijie <shijie(a)os.amperecomputing.com&gt; --- Makefile | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Makefile b/Makefile index 20b6e31..bf21c2a 100644 --- a/Makefile +++ b/Makefile @@ -642,10 +642,10 @@ ref: $(MAKE) ctags cscope cscope: - rm -f cscope.files cscope_out + rm -f cscope.files cscope.out for FILE in ${SOURCE_FILES}; do \ echo $$FILE >> cscope.files; done - cscope + cscope -b -f cscope.out glink: make_configure @./configure -q -b -- 2.30.2