set( proj Elastix ) ExternalProject_Add( ${proj} DOWNLOAD_COMMAND "" SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/.. BINARY_DIR ${proj}-build INSTALL_DIR ${CMAKE_INSTALL_PREFIX} CMAKE_ARGS --no-warn-unused-cli -DBUILD_TESTING:BOOL=${ELASTIX_BUILD_TESTING} -DBUILD_CTESTS:BOOL=${ELASTIX_BUILD_CTESTS} -DITK_DIR:PATH=${ITK_DIR} DEPENDS ${ELASTIX_DEPENDENCIES} INSTALL_COMMAND "" )