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Subject[PATCH 09/11] kbuild: unify clean-dirs rule for in-kernel and external module
Date
Factor out the duplicated code for in-kernel and external module
cleaning.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

Makefile | 18 ++++++++----------
1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/Makefile b/Makefile
index e60c09d57b30..871c42e241a6 100644
--- a/Makefile
+++ b/Makefile
@@ -1017,6 +1017,7 @@ vmlinux-alldirs := $(sort $(vmlinux-dirs) Documentation \
$(drivers-) $(net-) $(libs-) $(virt-))))

build-dirs := $(vmlinux-dirs)
+clean-dirs := $(vmlinux-alldirs)

init-y := $(patsubst %/, %/built-in.a, $(init-y))
core-y := $(patsubst %/, %/built-in.a, $(core-y))
@@ -1388,11 +1389,8 @@ DISTCLEAN_FILES += tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS
#
clean: rm-dirs := $(CLEAN_DIRS)
clean: rm-files := $(CLEAN_FILES)
-clean-dirs := $(addprefix _clean_, $(vmlinux-alldirs))

-PHONY += $(clean-dirs) clean archclean vmlinuxclean
-$(clean-dirs):
- $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
+PHONY += archclean vmlinuxclean

vmlinuxclean:
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/link-vmlinux.sh clean
@@ -1629,12 +1627,7 @@ PHONY += _emodinst_post
_emodinst_post: _emodinst_
$(call cmd,depmod)

-clean-dirs := $(addprefix _clean_,$(KBUILD_EXTMOD))
-
-PHONY += $(clean-dirs) clean
-$(clean-dirs):
- $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
-
+clean-dirs := $(KBUILD_EXTMOD)
clean: rm-files := $(KBUILD_EXTMOD)/Module.symvers

PHONY += /
@@ -1664,6 +1657,11 @@ descend: $(build-dirs)
$(build-dirs): prepare
$(Q)$(MAKE) $(build)=$@ need-builtin=1 need-modorder=1

+clean-dirs := $(addprefix _clean_, $(clean-dirs))
+PHONY += $(clean-dirs) clean
+$(clean-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
+
clean: $(clean-dirs)
$(call cmd,rmdirs)
$(call cmd,rmfiles)
--
2.17.1
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