Change in coreboot[master]: Makefile: export LANG LC_ALL TZ without using COREBOOT_EXPORTS

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/51363 )

Change subject: Makefile: export LANG LC_ALL TZ without using COREBOOT_EXPORTS
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Makefile: export LANG LC_ALL TZ without using COREBOOT_EXPORTS

LANG LC_ALL TZ are required for reproducible builds. Those environment should
be always used for all builds in coreboot and for payloads.
By using COREBOOT_EXPORTS those would be removed in payload builds.

Change-Id: Iea965abbce23bf6ec408ef587da0a4c4ebc65a27
Signed-off-by: Alexander Couzens 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51363
Tested-by: build bot (Jenkins) 
Reviewed-by: Patrick Georgi 
---
M Makefile
1 file changed, 3 insertions(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Patrick Georgi: Looks good to me, approved

diff --git a/Makefile b/Makefile
index d942ee3..e307e1d 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,9 @@
 LANG:=C
 LC_ALL:=C
 TZ:=UTC0
-COREBOOT_EXPORTS += LANG LC_ALL TZ
+# don't use COREBOOT_EXPORTS to ensure build steps outside the coreboot build system
+# are reproducible
+export LANG LC_ALL TZ

DOTCONFIG ?= $(top)/.config
 KCONFIG_CONFIG = $(DOTCONFIG)