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Re: exec and EXECSERVERS

From: Roland McGrath
Subject: Re: exec and EXECSERVERS
Date: Fri, 20 Dec 2002 18:23:35 -0500 (EST)

> > In Unix, if I run setuid program foo, and foo runs program bar, then
> > the dynamic loader, noticing that ruid!=euid, will ignore LD_PRELOAD,
> > etc., when loading bar.  (Right?)  This is because LD_PRELOAD is under
> > the control of a user different from the one whose privileges we have
> > now.  Isn't the same true for the Hurd?
> Well, we don't have LD_PRELOAD. :)

Yes, we do, and yes, it behaves just the same.  Same goes for LD_LIBRARY_PATH
and other such things.

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