From: tytso@ATHENA.MIT.EDU (Theodore Ts'o) Subject: Re: C News for Linux Date: Fri, 25 Sep 1992 03:01:23 GMT
From: steve@Nyongwa.CAM.ORG (Steve M. Robbins)
Date: 25 Sep 92 00:20:32 GMT
>Modern Unixes can generally use the setuid() system call to set the
>real and effective user ids to the current effective user id. In
[ ... ]
>(and it then invokes relaynews in return). Can this system do
>setuid(geteuidc)) to change the real uid/gid?
no
This should be "yes"; Linux supports System V with Saved UID's
functionality for setuid(). (It also supports BSD setreuid() as well.)
- Ted