# 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(libffi-download NONE)

include(ExternalProject)
ExternalProject_Add(libffi
  URL https://github.com/libffi/libffi/releases/download/v3.3-rc2/libffi-3.3-rc2.tar.gz
  URL_HASH SHA256=653ffdfc67fbb865f39c7e5df2a071c0beb17206ebfb0a9ecb18a18f63f6b263 # 2019-11-02
  SOURCE_DIR        "${CMAKE_BINARY_DIR}/libffi-src"
  CONFIGURE_COMMAND ./configure
                    --disable-dependency-tracking
                    --disable-builddir
                    ${SAPI_THIRD_PARTY_CONFIGUREOPTS}
  BUILD_COMMAND     ""
  INSTALL_COMMAND   ""
  TEST_COMMAND      ""
  BUILD_IN_SOURCE TRUE
)