Frans Hendriks has uploaded this change for review.

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util/cbfstool/compiler: __attribute redefinition

In Windows Cygwin enviroment, compiler reports
redefinition error at cbfstool/ifwitool.c
on _packed and __aligned.

Skip new defines when vales are already defined.

Change-Id: I3af3c6b8fc57eee345afcef2f871b897138f78ce
Signed-off-by: Frans Hendriks <fhendriks@eltan.com>
---
M util/cbfstool/compiler.h
1 file changed, 5 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/57/27357/1

diff --git a/util/cbfstool/compiler.h b/util/cbfstool/compiler.h
index fc6a36b..cf043d5 100644
--- a/util/cbfstool/compiler.h
+++ b/util/cbfstool/compiler.h
@@ -2,6 +2,7 @@
  * This file is part of the coreboot project.
  *
  * Copyright 2017 Google Inc.
+ * Copyright (c) 2017-2018 Eltan B.V.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -18,14 +19,18 @@
 
 #if !defined(__FreeBSD__)
 
+#if !defined(__packed)
 #if defined(__WIN32) || defined(__WIN64)
 #define __packed __attribute__((gcc_struct, packed))
 #else
 #define __packed __attribute__((packed))
 #endif
+#endif
 
+#if !defined(__aligned)
 #define __aligned(x) __attribute__((aligned(x)))
 #endif
+#endif
 
 #define __always_unused __attribute__((unused))
 #define __must_check __attribute__((warn_unused_result))

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