[PATCH v4 09/31] kconfig: replace $(UNAME_RELEASE) with function call

From: Masahiro Yamada
Date: Thu May 17 2018 - 01:28:48 EST


Now that 'shell' function is supported, this can be self-contained in
Kconfig.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Reviewed-by: Ulf Magnusson <ulfalizer@xxxxxxxxx>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

Makefile | 3 +--
init/Kconfig | 4 ++--
2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index c6278e6..01b2211 100644
--- a/Makefile
+++ b/Makefile
@@ -284,8 +284,7 @@ include scripts/Kbuild.include
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION)
-UNAME_RELEASE := $(shell uname --release)
-export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION UNAME_RELEASE
+export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION

# SUBARCH tells the usermode build what the underlying arch is. That is set
# first, and if a usermode build is happening, the "ARCH=um" on the command
diff --git a/init/Kconfig b/init/Kconfig
index 752816b..66f0463 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -2,9 +2,9 @@ config DEFCONFIG_LIST
string
depends on !UML
option defconfig_list
- default "/lib/modules/$(UNAME_RELEASE)/.config"
+ default "/lib/modules/$(shell, uname --release)/.config"
default "/etc/kernel-config"
- default "/boot/config-$(UNAME_RELEASE)"
+ default "/boot/config-$(shell, uname --release)"
default ARCH_DEFCONFIG
default "arch/$(ARCH)/defconfig"

--
2.7.4