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# Copyright (C) 2006-2015 OpenWrt.org
# Copyright (C) 2010 Vertical Communications
failsafe_shell() {
local consoles="$(cat /sys/class/tty/console/active)"
[ -n "$consoles" ] || consoles=console
for console in $consoles; do
case "$console" in
console|tty[0-9]*)
term=${TERM:-linux}
;;
*)
term=vt102
;;
esac
# Running asynchronously via the shell's & would ignore SIGINT,
# breaking ^C. Use start-stop-daemon instead.
[ -c "/dev/$console" ] && start-stop-daemon -Sb -p /dev/null -- env -i ash -c "while true; do setsid -c env -i USER=root LOGNAME=root SHELL=/bin/ash TERM="$term" ash --login <\"/dev/$console\" >\"/dev/$console\" 2>\"/dev/$console\"; sleep 1; done"
done
}
boot_hook_add failsafe failsafe_shell
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