# Add every subdirectory inside examples/ that contains a CMakeLists.txt
file(GLOB children LIST_DIRECTORIES true RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*")

foreach(child ${children})
  if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/${child}" AND
     EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${child}/CMakeLists.txt")
    message(STATUS "Adding example: ${child}")
    add_subdirectory("${child}")
  endif()
endforeach()