Commit 5439d4d4 authored by Masahiro Yamada's avatar Masahiro Yamada
Browse files

kbuild: remove sed command from cmd_ar_builtin 



Replace a pipeline of echo and sed with printf to decrease process forks.

Signed-off-by: default avatarMasahiro Yamada <masahiroy@kernel.org>
Reviewed-by: default avatarNick Desaulniers <ndesaulniers@google.com>
parent 31f6d95c

scripts/Makefile.build

+2 −3
Original line number Diff line number Diff line
@@ -358,9 +358,8 @@ $(subdir-modorder): $(obj)/%/modules.order: $(obj)/% ; 


quiet_cmd_ar_builtin = AR      $@

      cmd_ar_builtin = rm -f $@; \

		echo $(patsubst $(obj)/%,%,$(real-prereqs)) | \

		sed -E 's:([^ ]+):$(obj)/\1:g' | \

		xargs $(AR) cDPrST $@

	$(if $(real-prereqs), printf "$(obj)/%s " $(patsubst $(obj)/%,%,$(real-prereqs)) | xargs) \

	$(AR) cDPrST $@



$(obj)/built-in.a: $(real-obj-y) FORCE

	$(call if_changed,ar_builtin)