YOPO/flightlib/cmake/eigen.cmake

25 lines
761 B
CMake

# Download and unpack eigen at configure time
message(STATUS "Getting Eigen...")
configure_file(
cmake/eigen_download.cmake
${PROJECT_SOURCE_DIR}/externals/eigen/CMakeLists.txt)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE result
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/externals/eigen
OUTPUT_QUIET)
if(result)
message(FATAL_ERROR "Download of Eigen failed: ${result}")
endif()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/externals/eigen
OUTPUT_QUIET)
if(result)
message(FATAL_ERROR "Build step for eigen failed: ${result}")
endif()
message(STATUS "Eigen downloaded!")
set(EIGEN_INCLUDE_DIR ${PROJECT_SOURCE_DIR}/externals/eigen)