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[6/7] kbuild: clean up built-in.a archive rule

Message ID 1521458773-14224-6-git-send-email-yamada.masahiro@socionext.com
State New
Headers show
Series [1/7] kbuild: rename real-objs-y/m to real-obj-y/m | expand

Commit Message

Masahiro Yamada March 19, 2018, 11:26 a.m. UTC 
With the incremental linking entirely dropped, we can simplify
the Makefile.

While I am here, I renamed cmd_link_o_target to cmd_ar_builtin.

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

---

 scripts/Makefile.build | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

-- 
2.7.4
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Patch

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 66461e9..e5c1aa3 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -450,17 +450,12 @@  ifdef builtin-target
 # makes them small and fast, but unable to be used by the linker.
 # scripts/link-vmlinux.sh builds an aggregate built-in.a with a symbol
 # table and index.
-cmd_make_builtin = rm -f $@; $(AR) rcSTP$(KBUILD_ARFLAGS)
-cmd_make_empty_builtin = rm -f $@; $(AR) rcSTP$(KBUILD_ARFLAGS)
-quiet_cmd_link_o_target = AR      $@
-
-# If the list of objects to link is empty, just create an empty built-in.a
-cmd_link_o_target = $(if $(strip $(real-obj-y)),\
-		      $(cmd_make_builtin) $@ $(filter $(real-obj-y), $^), \
-		      $(cmd_make_empty_builtin) $@)
+quiet_cmd_ar_builtin = AR      $@
+      cmd_ar_builtin = rm -f $@; \
+                     $(AR) rcSTP$(KBUILD_ARFLAGS) $@ $(filter $(real-obj-y), $^)
 
 $(builtin-target): $(real-obj-y) FORCE
-	$(call if_changed,link_o_target)
+	$(call if_changed,ar_builtin)
 
 targets += $(builtin-target)
 endif # builtin-target