kbuild: reduce KBUILD_SINGLE_TARGETS as descending into subdirectories (20312629) · Commits · 戴 / test

KBUILD_SINGLE_TARGETS does not need to contain all the targets. Change it to keep track the targets only from the current directory and its subdirectories. Signed-off-by:

Masahiro Yamada <yamada.masahiro@socionext.com>

scripts/Makefile.build

+3 −3

Original line number	Diff line number	Diff line
		@@ -469,15 +469,15 @@ targets += $(call intermediate_targets, .asn1.o, .asn1.c .asn1.h) \

		ifdef single-build

		KBUILD_SINGLE_TARGETS := $(filter $(obj)/%, $(KBUILD_SINGLE_TARGETS))

		curdir-single := $(sort $(foreach x, $(KBUILD_SINGLE_TARGETS), \
		$(if $(filter $(x) $(basename $(x)).o, $(targets)), $(x))))

		# Handle single targets without any rule: show "Nothing to be done for ..." or
		# "No rule to make target ..." depending on whether the target exists.
		unknown-single := $(filter-out $(addsuffix /%, $(subdir-ym)), \
		$(filter $(obj)/%, \
		$(filter-out $(curdir-single), \
		$(KBUILD_SINGLE_TARGETS))))
		$(filter-out $(curdir-single), $(KBUILD_SINGLE_TARGETS)))

		__build: $(curdir-single) $(subdir-ym)
		ifneq ($(unknown-single),)

Admin message