From 128b0cf66ee2df3227c7099ffcf3deb2d335440a Mon Sep 17 00:00:00 2001
From: Raul E Rangel <rrangel@chromium.org>
Date: Thu, 9 Aug 2018 12:30:39 -0600
Subject: security/vboot/Makefile: Use shell cat instead of make file command

The make `file` command is apparently a v4.2 feature only. Replace it
with a shell cat.

BUG=none
TEST=verified fwid.region was created correctly

Change-Id: I5e32a521ad3e6759853f0cde2e4c4db6e564d3be
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-on: https://review.coreboot.org/27990
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Julius Werner <jwerner@chromium.org>
---
 src/security/vboot/Makefile.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/security/vboot/Makefile.inc b/src/security/vboot/Makefile.inc
index 7d404288af..2b4e7d4c64 100644
--- a/src/security/vboot/Makefile.inc
+++ b/src/security/vboot/Makefile.inc
@@ -229,7 +229,7 @@ $(obj)/fwid.version:
 $(obj)/fwid.region: $(obj)/fwid.version
 	printf "%s%s\0" \
 		"$(CONFIG_VBOOT_FWID_MODEL)" \
-		"$(file < $(obj)/fwid.version)" > $@
+		"$$(cat "$(obj)/fwid.version")" > $@
 
 build_complete:: $(obj)/gbb.region $(obj)/fwid.region
 	@printf "    WRITE GBB\n"
-- 
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