+#!/bin/sh
+##############################################################################
+#
+# Copyright (c) 2020 AT&T Intellectual Property.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+##############################################################################
+
+# Installs NNG then runs a build script in the repository
+# Assumes ubuntu - uses apt-get
+
+echo "--> prescan-e2mgr-ubuntu.sh"
+
+set -ex
+
+sudo apt-get update && sudo apt-get install -y cmake ninja-build
+
+# NNG repo is not frequently tagged so it's pinned to a commit hash.
+# This commit repairs bug https://github.com/nanomsg/nng/issues/970
+git clone https://github.com/nanomsg/nng.git
+(cd nng \
+ && git checkout e618abf8f3db2a94269a79c8901a51148d48fcc2 \
+ && mkdir build \
+ && cd build \
+ && cmake -DBUILD_SHARED_LIBS=1 -G Ninja .. \
+ && ninja \
+ && sudo ninja install)
+
+# build script must start in this subdir
+cd E2Manager
+bash ./build-e2mgr-ubuntu.sh
+
+echo "--> prescan-e2mgr-ubuntu.sh ends"