init/Kconfig: add CONFIG_CC_CAN_LINK

Currently, scripts/cc-can-link.sh is run just for BPFILTER_UMH, but defining CC_CAN_LINK will be useful in other places. Signed-off-by: Masahiro Yamada <[email protected]>
sm00th · Jul 7, 2019 · 1a927fd · 1a927fd
1 parent 33177f0
commit 1a927fd
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/init/Kconfig b/init/Kconfig
@@ -24,6 +24,9 @@ config CLANG_VERSION
 	int
 	default $(shell,$(srctree)/scripts/clang-version.sh $(CC))
 
+config CC_CAN_LINK
+	def_bool $(success,$(srctree)/scripts/cc-can-link.sh $(CC))
+
 config CC_HAS_ASM_GOTO
 	def_bool $(success,$(srctree)/scripts/gcc-goto.sh $(CC))
 

diff --git a/net/bpfilter/Kconfig b/net/bpfilter/Kconfig
@@ -9,7 +9,7 @@ menuconfig BPFILTER
 if BPFILTER
 config BPFILTER_UMH
 	tristate "bpfilter kernel module with user mode helper"
-	depends on $(success,$(srctree)/scripts/cc-can-link.sh $(CC))
+	depends on CC_CAN_LINK
 	default m
 	help
 	  This builds bpfilter kernel module with embedded user mode helper