set(
   SRC_FILES ${SRC_FILES}
   ${CMAKE_CURRENT_SOURCE_DIR}/main.c
   ${CMAKE_CURRENT_SOURCE_DIR}/knowledge.c
   ${CMAKE_CURRENT_SOURCE_DIR}/assimilate.c
   ${CMAKE_CURRENT_SOURCE_DIR}/create_sentences.c
   ${CMAKE_CURRENT_SOURCE_DIR}/sequence.c
)

set(SRC_FILES ${SRC_FILES} PARENT_SCOPE)