1#!/usr/bin/env bash
2
3# Licensed to the Apache Software Foundation (ASF) under one
4# or more contributor license agreements.  See the NOTICE file
5# distributed with this work for additional information
6# regarding copyright ownership.  The ASF licenses this file
7# to you under the Apache License, Version 2.0 (the
8# "License"); you may not use this file except in compliance
9# with the License.  You may obtain a copy of the License at
10#
11#   http://www.apache.org/licenses/LICENSE-2.0
12#
13# Unless required by applicable law or agreed to in writing,
14# software distributed under the License is distributed on an
15# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16# KIND, either express or implied.  See the License for the
17# specific language governing permissions and limitations
18# under the License.
19
20# This script builds the static library of lz4 that can be used as dependency of mxnet.
21set -ex
22LZ4_VERSION=r130
23if [[ ! -f $DEPS_PATH/lib/liblz4.a ]]; then
24    # Download and build lz4
25    >&2 echo "Building lz4..."
26    download \
27        https://github.com/lz4/lz4/archive/${LZ4_VERSION}.zip \
28        ${DEPS_PATH}/lz4.zip
29    unzip -q $DEPS_PATH/lz4.zip -d $DEPS_PATH
30    pushd .
31    cd $DEPS_PATH/lz4-$LZ4_VERSION
32    $MAKE
33    $MAKE PREFIX=$DEPS_PATH install
34    popd
35fi
36