From 260bedb8bad634d82c4ea77ab19a517e8d50d789 Mon Sep 17 00:00:00 2001
From: John Howard <jhoward@microsoft.com>
Date: Sun, 6 Dec 2015 14:37:07 -0800
Subject: [PATCH] Windows CI Fix: Allow bash v4

Signed-off-by: John Howard <jhoward@microsoft.com>
Upstream-commit: c07e79fa8adfaf8e110803c9d1ad2cf6cbc67ee9
Component: engine
---
 components/engine/contrib/download-frozen-image-v2.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/components/engine/contrib/download-frozen-image-v2.sh b/components/engine/contrib/download-frozen-image-v2.sh
index 196d4b532a..ca48646b97 100755
--- a/components/engine/contrib/download-frozen-image-v2.sh
+++ b/components/engine/contrib/download-frozen-image-v2.sh
@@ -56,6 +56,13 @@ while [ $# -gt 0 ]; do
 	layersFs=$(echo "$manifestJson" | jq --raw-output '.fsLayers | .[] | .blobSum')
 
 	IFS=$'\n'
+	# bash v4 on Windows CI requires CRLF seperator
+	if [ "$(go env GOHOSTOS)" = 'windows' ]; then
+		major=$(echo ${BASH_VERSION%%[^0.9]} | cut -d. -f1)
+		if [ "$major" -ge 4 ]; then
+			IFS=$'\r\n'
+		fi
+	fi	
 	layers=( ${layersFs} )
 	unset IFS