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Date:	Mon, 19 Aug 2002 16:54:43 -0400
From:	Jason Tishler <jason AT tishler DOT net>
Subject:	Re: Multiple users in fetchmail
In-reply-to:	<20020812200316.U17250@cygbert.vinschen.de>
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Message-id:	<20020819205443.GA1836@tishler.net>
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References:	<20020811140204 DOT 3f1780c9 DOT jim DOT george AT blueyonder DOT co DOT uk>
	<20020812103113 DOT H17250 AT cygbert DOT vinschen DOT de>
	<20020812132847 DOT GB1928 AT tishler DOT net>
	<20020812153640 DOT R17250 AT cygbert DOT vinschen DOT de>
	<20020812151949 DOT GA2168 AT tishler DOT net> <20020812200316 DOT U17250 AT cygbert DOT vinschen DOT de>

Corinna,

> On Mon, Aug 12, 2002 at 11:19:49AM -0400, Jason Tishler wrote:
> > On Mon, Aug 12, 2002 at 03:36:40PM +0200, Corinna Vinschen wrote:
> > > On Mon, Aug 12, 2002 at 09:28:48AM -0400, Jason Tishler wrote:
> > > > Grep-ing the fetchmail code, I get the following:
> > > > 
> > > >     $ grep 'set.*uid' *.c
> > > >     sink.c:    seteuid(ctl->uid);
> > > >     sink.c:    seteuid(0);
> > > > 
> > > > So, I presume that I will have to change the second hit above to:
> > > > 
> > > >     seteuid(18);
> > > 
> > > Better:
> > > 
> > >       uid_t orig_uid = getuid ();
> > >       setuid (ctl->uid);
> > > 
> > >       [...]
> > > 
> > >       seteuid (orig_uid);
> > 
> > Thanks for the above suggestion -- it will be part of the final
> > solution.

Did you really mean the following?

    uid_t orig_uid = geteuid (); // geteuid() not getuid()
    seteuid (ctl->uid);          // seteuid() not setuid()

    [...]

    seteuid (orig_uid);

Note that fetchmail is using seteuid() not setuid().

Thanks,
Jason

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