include (SimGearComponent) set(HEADERS source/utf8.h ) set(HEADERS_utf8 source/utf8/checked.h source/utf8/core.h source/utf8/unchecked.h ) set(SOURCES ) simgear_component(utf8 3rdparty/utf8 "${SOURCES}" "${HEADERS}") simgear_component(utf8-internal 3rdparty/utf8/utf8 "" "${HEADERS_utf8}")