fix print help bug
fix print help bug

tboox/xmake,waruqi/xmake,tboox/xmake,tboox/xmake,waruqi/xmake,waruqi/xmake,tboox/xmake,waruqi/xmake,waruqi/xmake,waruqi/xmake,waruqi/xmake,tboox/xmake,tboox/xmake,tboox/xmake