From 4ce0d91ae22401e3636f26698079cd897ad83c5f Mon Sep 17 00:00:00 2001
From: Matthew Hooker <mwhooker@gmail.com>
Date: Mon, 15 May 2017 13:31:38 -0700
Subject: [PATCH] add support for building arm64 binaries

---
 scripts/build.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/build.sh b/scripts/build.sh
index 367697ea9..807538c0a 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -12,7 +12,7 @@ DIR="$( cd -P "$( dirname "$SOURCE" )/.." && pwd )"
 cd $DIR
 
 # Determine the arch/os combos we're building for
-XC_ARCH=${XC_ARCH:-"386 amd64 arm"}
+XC_ARCH=${XC_ARCH:-"386 amd64 arm arm64"}
 XC_OS=${XC_OS:-linux darwin windows freebsd openbsd}
 
 # Delete the old dir
@@ -27,6 +27,7 @@ set +e
 gox \
     -os="${XC_OS}" \
     -arch="${XC_ARCH}" \
+    -osarch="!darwin/arm !darwin/arm64" \
     -ldflags "${GOLDFLAGS}" \
     -output "pkg/{{.OS}}_{{.Arch}}/packer" \
     .