getty Open a TTY and invoke a shell
getty Open a TTY and invoke a shell

There are no special options and no login support
Also getty exits after starting the shell so if one exits the shell,
there is no more shell!

Signed-off-by: Julien Viard de Galbert <b0ac616c5b7e1d49c789520b861d734956e7cb46@itrenew.com>

u-root/u-root,hugelgupf/u-root,hugelgupf/u-root,hugelgupf/u-root,GanShun/u-root,GanShun/u-root,u-root/u-root,GanShun/u-root,u-root/u-root,hugelgupf/u-root