#!/usr/bin/bash # check inittab for: #s0:2345:respawn:/sbin/agetty 115200 ttyS0 vt100 #s1:2345:respawn:/sbin/agetty 115200 ttyS1 vt100 for nr in 0 1 ; do if $(grep -q ^s$nr: /etc/inittab) ; then getty=$(grep ^s$nr: /etc/inittab | cut -d: -f4) $getty fi done