#!/usr/bin/env bash
# Copyright 2020 The Verible Authors.
#
# 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 "${KYTHE_TOOLS_VERSION}" ]; then
        echo "Please set \$KYTHE_TOOLS_VERSION"
        exit 1
fi

set -e

echo "Fetching Kythe tools"

mkdir kythe-tools-bin
cd kythe-tools-bin
# Use release, which comes with pre-built binaries
wget --no-verbose -O kythe.tar.gz \
  "https://github.com/kythe/kythe/releases/download/$KYTHE_TOOLS_VERSION/kythe-$KYTHE_TOOLS_VERSION.tar.gz"
tar -xzf kythe.tar.gz "kythe-${KYTHE_TOOLS_VERSION}/tools/verifier"