#!/bin/bash

#===============================================================================
# Copyright 2025 Intel Corporation
#
# 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.
#===============================================================================

if [ -z "$1" ]; then
    echo "Script for nGEN downstreaming."
    echo "Usage: $0 <nGEN git repository address>"
    exit 0
fi

set -e
rm -rf third_party/ngen
git clone $@ third_party/ngen
./third_party/ngen/scripts/public.sh
git checkout third_party/ngen/COPYRIGHT
rm -rf third_party/ngen/{.git,scripts}
echo "Update completed."