正如我们期望的一样,这个程序会接收到一个SIGILL(信号编号为4)信号,其si代码为5,这是在用户空间的程序执行特权操作时产生的。
"We don't want to set any kind of ultimatums," said ms Merkel, who wants Turkey to accept a "privileged partnership", not full membership.“我们不想下达任何形式的最后通牒,”默克尔解释道,因为她希望土耳其成为“特定合作伙伴关系国”而不是给与其“成员国待遇”。
This allows a set-user-ID (other than root) program to drop all of its user privileges, do some un-privileged work, and then re-engage the original effective user ID in a secure manner.这使 set-user-ID(非根)程序能够放弃它的所有用户特权,执行一些非特权操作,然后恢复原来的有效用户 ID。