cmake_minimum_required(VERSION 3.1) project(gbenchmark-download NONE) include(ExternalProject) ExternalProject_Add(gbenchmark GIT_REPOSITORY ${GBENCHMARK_GIT} GIT_TAG ${GBENCHMARK_VERSION} SOURCE_DIR ${PROJECT_SOURCE_DIR}/third-party/google-benchmark BINARY_DIR ${PROJECT_BINARY_DIR}/third-party/google-benchmark CONFIGURE_COMMAND "" BUILD_COMMAND "" INSTALL_COMMAND "" TEST_COMMAND "" )