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#!/bin/bash
cmd=${0##*/}
dashf=
for arg in "$@"; do
case "$arg" in -*f*) dashf=1 ;; esac
case "$arg" in -*p*) [ "$cmd" = halt ] && cmd=poweroff ;; esac
done
[ "$dashf" ] || exec -a "$0" /sbin/halt.distrib "$@"
read pids < /run/sendsigs.omit.d/samizdat
for p in $pids; do
if [ -e /proc/$p/root -a ! /proc/$p/root -ef / ]; then
initramfs=/proc/$p/root
break
fi
done
panic()
{
set -x
sync
exec -a "$0" /sbin/halt.distrib "$@"
}
[ "$initramfs" ] || panic
cp /sbin/init $initramfs/telinit
# Apparently, linux does not allow a direct bind mount of a file on
# the initramfs. Therefore, copy the file from the initramfs and bind
# mount the copy.
mount -o remount,exec /run
cp $initramfs/lib/samizdat/init.shutdown /run/ && mount --bind /run/init.shutdown /sbin/init || panic
echo $cmd -f > $initramfs/halt
$initramfs/telinit u
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