cmake-mark_as_advanced

mark_as_advanced: Mark cmake cached variables as advanced.

  mark_as_advanced([CLEAR|FORCE] VAR VAR2 VAR...)

標記已命名的緩衝變量爲 advanced.  advanced 變量 不會在cmake 圖形界面中顯示 除非 advanced 選項開啓. 若是第一個參數是 CLEAR  advanced 變量變爲unadvanced. 若是 FORCE 是第一個參數, 變量變爲 advanced. 若是 FORCE 和 CLEAR 都未選定, 新變量標記爲 advanced, 可是若是變量已經是 advanced/non-advanced 狀態, 就不會發生變化.