Processes are unable to fully discard their controlling terminal

[Christopher Faylor]

On Sun, Mar 02, 2003 at 03:33:56PM -0000, Max Bowsher wrote:
>Processes that attempt to shed their controlling terminal do so well enough
>for the tty to show as ? in ps output, but they still keep the console
>window they were launched from open, after all other processes using it have
>exited.
>
>This is particularly annoying with ssh-agent - if I exit the shell in the
>terminal that launched it, that terminal becomes a zombie, hanging around
>for no purpose. If I close that window using the Windows close box, the
>ssh-agent is killed.
>
>I'm not an expert in the ways of Unix ttys. Can anyone help me understand
>where the problem lies?

setsid()

cgf

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