Kbuild changes the working directory until it matches $(abs_objtree).
When $(need-sub-make) is empty, $(abs_objtree) is the same as $(CURDIR).
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Reviewed-by: Nicolas Schier <n.schier@xxxxxx>
---
(no changes since v1)
Makefile | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Makefile b/Makefile
index 8dceb6830486..891d28e54791 100644
--- a/Makefile
+++ b/Makefile
@@ -228,12 +228,12 @@ else # need-sub-make
# We process the rest of the Makefile if this is the final invocation of make
-ifeq ($(abs_srctree),$(abs_objtree))
+ifeq ($(abs_srctree),$(CURDIR))
# building in the source tree
srctree := .
building_out_of_srctree :=
else
- ifeq ($(abs_srctree)/,$(dir $(abs_objtree)))
+ ifeq ($(abs_srctree)/,$(dir $(CURDIR)))
# building in a subdirectory of the source tree
srctree := ..
else
--
2.43.0
