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Re: bin/47733: su messes with foreground process group
The following reply was made to PR bin/47733; it has been noted by GNATS.
From: David Holland <dholland-bugs%netbsd.org@localhost>
Subject: Re: bin/47733: su messes with foreground process group
Date: Mon, 7 Oct 2013 07:34:15 +0000
On Tue, Apr 09, 2013 at 12:20:01PM +0000, Taylor R Campbell wrote:
> su (with MKPAM=yes) messes with the foreground process group of
> its controlling terminal even if it is not in the foreground,
> with confusing consequences.
> It's not a priori clear to me why su needs to mess with the
> controlling terminal at all or leave an intermediate su process
> around until the subprocess exits, but it seems to have
> something to do with needing to bracket the subprocess by
Yes. It is horribly bodgy. But at least nowadays the bogus extra
process isn't your session leader.
MKPAM=no is your friend unless you have some specific need for it.
David A. Holland
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