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-rw-r--r--scripts/Makefile8
1 files changed, 7 insertions, 1 deletions
diff --git a/scripts/Makefile b/scripts/Makefile
index 1575af84d557..0e0ae3c06ed7 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -10,8 +10,14 @@ hostprogs-always-$(CONFIG_BUILDTIME_TABLE_SORT) += sorttable
hostprogs-always-$(CONFIG_ASN1) += asn1_compiler
hostprogs-always-$(CONFIG_MODULE_SIG_FORMAT) += sign-file
hostprogs-always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
-hostprogs-always-$(CONFIG_RUST) += generate_rust_target
+always-$(CONFIG_RUST) += target.json
+filechk_rust_target = $< < include/config/auto.conf
+
+$(obj)/target.json: scripts/generate_rust_target include/config/auto.conf FORCE
+ $(call filechk,rust_target)
+
+hostprogs += generate_rust_target
generate_rust_target-rust := y
HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include