NetBSD/etc/rc.d/motd

47 lines
1.0 KiB
Bash
Executable File

#!/bin/sh
#
# $NetBSD: motd,v 1.11 2020/09/11 12:50:14 kim Exp $
#
# PROVIDE: motd
# REQUIRE: mountcritremote
# BEFORE: LOGIN
$_rc_subr_loaded . /etc/rc.subr
name="motd"
rcvar="update_motd"
start_cmd="motd_start"
stop_cmd=":"
motd_start()
{
# Update kernel and release info in /etc/motd
# Must be done *before* interactive logins are possible
# to prevent possible race conditions.
#
echo "Updating motd."
if [ ! -f /etc/motd ]; then
install -c -o root -g wheel -m 664 /dev/null /etc/motd
fi
( umask 022
T=/etc/_motd
sysctl -n kern.version | while read i; do echo "$i"; break; done > $T
if checkyesno update_motd_release; then
local t=$(echo "${motd_release_tag%%:*}" | tr -d /)
sed -En '1{/^NetBSD/{'"${t:+s/^/${t}: /;}"'h;d;};q;}
/^ *Build ID */{s//(/;s/$/)/;H;g;y/\n/ /;p;q;}
${g;p;}' < /etc/release >> $T
sed -E '1,2{/^([^:]*: )?NetBSD/{d;};};' \
< /etc/motd >> $T
else
sed '1{/^NetBSD.*/{d;};};' < /etc/motd >> $T
fi
cmp -s $T /etc/motd || cp $T /etc/motd
rm -f $T
)
}
load_rc_config $name
run_rc_command "$1"