emerge -e 这个-e的参数是什么意思？

BoyD

如题

man emerge我也看过了，里面好像没有提到

vqq

好象是 --empty-tree 你看一下-e的长参数格式

zhllg

1.       --emptytree (-e)
   
2.               Reinstalls all world packages and their dependencies to the cur-
   
3.               rent USE specifications while differing from the  installed  set
   
4.               of  packages  as little as possible.  You should run with --pre-
   
5.               tend first to make sure the result is what you expect.

复制代码

摘自man emerge