From e5fc15bf9a5868758e4efc8688b8bf58295fa5e7 Mon Sep 17 00:00:00 2001
From: Alexander Couzens <lynxis@fe80.eu>
Date: Tue, 13 Jun 2017 13:04:35 +0200
Subject: build: move definition of KBUILD_BUILD_TIMESTAMP to include/kernel.mk

Fixes: 0aed054bec (build: add KERNEL_MAKE and KERNEL_MAKE_FLAGS
variables and move to kernel.mk)

Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
---
 include/kernel.mk | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/kernel.mk')

diff --git a/include/kernel.mk b/include/kernel.mk
index effece2869..464c94572e 100644
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -10,6 +10,12 @@ CHECK:=1
 DUMP:=1
 endif
 
+ifneq ($(SOURCE_DATE_EPOCH),)
+  ifndef DUMP
+    KBUILD_BUILD_TIMESTAMP:=$(shell perl -e 'print scalar gmtime($(SOURCE_DATE_EPOCH))')
+  endif
+endif
+
 ifeq ($(__target_inc),)
   ifndef CHECK
     include $(INCLUDE_DIR)/target.mk
-- 
cgit