# Copyright 2020 Google LLC
#
# 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.

cmake_minimum_required(VERSION 3.12)
project(zlib-download NONE)

include(ExternalProject)
ExternalProject_Add(zlib
  URL https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz
  URL_HASH SHA256=c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1  # 2020-04-23
  SOURCE_DIR        "${CMAKE_BINARY_DIR}/zlib-src"
  PATCH_COMMAND     patch -p1
                    < "@SAPI_SOURCE_DIR@/sandboxed_api/bazel/external/zlib.patch"
  CONFIGURE_COMMAND ""
  BUILD_COMMAND     ""
  INSTALL_COMMAND   ""
  TEST_COMMAND      ""
  BUILD_IN_SOURCE TRUE
)