Use built-in functions instead of shell commands to avoid forking processes. Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx> Reviewed-by: Nicolas Schier <n.schier@xxxxxx> --- (no changes since v1) arch/microblaze/Makefile | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile index a25e76d89e86..1826d9ce4459 100644 --- a/arch/microblaze/Makefile +++ b/arch/microblaze/Makefile @@ -6,9 +6,9 @@ UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\" # What CPU version are we building for, and crack it open # as major.minor.rev CPU_VER := $(CONFIG_XILINX_MICROBLAZE0_HW_VER) -CPU_MAJOR := $(shell echo $(CPU_VER) | cut -d '.' -f 1) -CPU_MINOR := $(shell echo $(CPU_VER) | cut -d '.' -f 2) -CPU_REV := $(shell echo $(CPU_VER) | cut -d '.' -f 3) +CPU_MAJOR := $(word 1, $(subst ., , $(CPU_VER))) +CPU_MINOR := $(word 2, $(subst ., , $(CPU_VER))) +CPU_REV := $(word 3, $(subst ., , $(CPU_VER))) export CPU_VER CPU_MAJOR CPU_MINOR CPU_REV -- 2.32.0
