Slightly tweaked for brevity and clarity.
--Barak.
#! /bin/sh
set -e
a="getty"
b="-f /etc/issue.linuxlogo"
c="38400"
target=/etc/inittab
usage() {
echo "Usage: $0 command"
echo " available commands: install, uninstall"
}
case "$1" in
install)
sed --in-place=.BAK "s|$a $c|$a $b $c|" $target
;;
uninstall)
sed --in-place=.BAK "s|$a $b $c|$a $c|" $target
;;
*)
usage;
exit 1
;;
esac
