diff --git a/scripts/check-unicode.sh b/scripts/check-unicode.sh
new file mode 100755
index 0000000..db45f6a
--- /dev/null
+++ b/scripts/check-unicode.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+# @License EPL-1.0 <http://spdx.org/licenses/EPL-1.0>
+##############################################################################
+# Copyright (c) 2015 The Linux Foundation and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License v1.0
+# which accompanies this distribution, and is available at
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# Contributors:
+#   Thanh Ha (The Linux Foundation) - Initial implementation
+##############################################################################
+
+directory="."
+if [ ! -z "$1" ]; then
+    directory="$1"
+fi
+
+echo "Scanning $directory"
+for x in $(find $directory -type f); do
+    if LC_ALL=C grep -q '[^[:print:][:space:]]' "$x"; then
+        echo "file "$x" contains non-ascii characters"
+        exit 1
+    fi
+done
+
+echo "All files are ASCII only"