Messages in this thread | | | Date | Mon, 2 Jun 2008 10:20:33 +0100 | From | Alan Cox <> | Subject | Re: 2.6.25.3: su gets stuck for root |
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On Mon, 02 Jun 2008 18:31:34 +0930 David Newall <davidn@davidnewall.com> wrote:
> Alan Cox wrote: > > Not really. The task would get suspended if it attempted to change the > > tty settings while not being session leader. This is part of the POSIX > > and BSD job control. > > I haven't heard about this new restriction, but it begs the observation > that stty, when forked from a shell (the usual case), is never a session > leader.
Sorry I mean part of the current session. I was thinking about the specific case of bash or the ssh->bash setup where the question would be whether the shell was session leader.
Someone who can dup this needs to instrument it in tty_ioctl really.
Alan
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