[PATCH 3/5] kbuild: move subdir-obj-y to scripts/Makefile.build
From: Masahiro Yamada
Date: Thu May 21 2020 - 22:00:39 EST
Save $(addprefix ...) for subdir-obj-y.
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---
scripts/Makefile.build | 2 ++
scripts/Makefile.lib | 5 -----
2 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index f46d25441804..ee283efc1b45 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -69,6 +69,8 @@ endif
# ===========================================================================
+subdir-obj-y := $(filter %/built-in.a, $(real-obj-y))
+
ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),)
lib-target := $(obj)/lib.a
endif
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 52299d5dba28..a41a4bbd20e2 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -62,10 +62,6 @@ multi-used-y := $(sort $(foreach m,$(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m
multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m)) $($(m:.o=-))), $(m))))
multi-used := $(multi-used-y) $(multi-used-m)
-# $(subdir-obj-y) is the list of objects in $(obj-y) which uses dir/ to
-# tell kbuild to descend
-subdir-obj-y := $(filter %/built-in.a, $(obj-y))
-
# Replace multi-part objects by their individual parts,
# including built-in.a from subdirectories
real-obj-y := $(foreach m, $(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-))),$($(m:.o=-objs)) $($(m:.o=-y)),$(m)))
@@ -91,7 +87,6 @@ targets := $(addprefix $(obj)/,$(targets))
modorder := $(addprefix $(obj)/,$(modorder))
obj-m := $(addprefix $(obj)/,$(obj-m))
lib-y := $(addprefix $(obj)/,$(lib-y))
-subdir-obj-y := $(addprefix $(obj)/,$(subdir-obj-y))
real-obj-y := $(addprefix $(obj)/,$(real-obj-y))
real-obj-m := $(addprefix $(obj)/,$(real-obj-m))
multi-used-m := $(addprefix $(obj)/,$(multi-used-m))
--
2.25.1