message: no need to add custom target to ALL
diff: @@ -7,7 +7,7 @@ function(dataframe_target_data_files)
  if(NOT TARGET ${_data_file_target})
  set(_data_file_output
  ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${CMAKE_CFG_INTDIR}/data/${_data_file_name})
  - add_custom_target(${_data_file_target} ALL
  + add_custom_target(${_data_file_target}
  DEPENDS ${_data_file_output}
  )
  get_filename_component(_data_file_abs_path ${_data_file} REALPATH)
  