# ****************************************************************************** # Copyright 2017-2018 Intel Corporation # # 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. # ****************************************************************************** # Enable ExternalProject CMake module include(ExternalProject) set(EIGEN_GIT_TAG patched) set(EIGEN_GIT_URL https://github.com/NervanaSystems/eigen) #------------------------------------------------------------------------------ # Download Eigen #------------------------------------------------------------------------------ # The 'BUILD_BYPRODUCTS' argument was introduced in CMake 3.2. if (${CMAKE_VERSION} VERSION_LESS 3.2) ExternalProject_Add( ext_eigen PREFIX eigen GIT_REPOSITORY ${EIGEN_GIT_URL} GIT_TAG ${EIGEN_GIT_TAG} UPDATE_COMMAND "" CONFIGURE_COMMAND "" BUILD_COMMAND "" INSTALL_COMMAND "" TMP_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/tmp" STAMP_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/stamp" DOWNLOAD_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/download" SOURCE_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/src" BINARY_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/build" INSTALL_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen" EXCLUDE_FROM_ALL TRUE ) else() ExternalProject_Add( ext_eigen PREFIX eigen GIT_REPOSITORY ${EIGEN_GIT_URL} GIT_TAG ${EIGEN_GIT_TAG} UPDATE_COMMAND "" CONFIGURE_COMMAND "" BUILD_COMMAND "" INSTALL_COMMAND "" TMP_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/tmp" STAMP_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/stamp" DOWNLOAD_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/download" SOURCE_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/src" BINARY_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen/build" INSTALL_DIR "${EXTERNAL_PROJECTS_ROOT}/eigen" BUILD_BYPRODUCTS "${EXTERNAL_PROJECTS_ROOT}/eigen/src/Eigen/Core" EXCLUDE_FROM_ALL TRUE ) endif() #------------------------------------------------------------------------------ ExternalProject_Get_Property(ext_eigen SOURCE_DIR) add_library(libeigen INTERFACE) target_include_directories(libeigen SYSTEM INTERFACE ${SOURCE_DIR}) add_dependencies(libeigen ext_eigen)