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#!/bin/bash
VERSION=20230729.01
set -e # Abort on errors, so that a failing cd does not mess up elsewhere.
while [ "$#" -ge 1 ]; do
case "$1" in
'-V'|'--version')
printf '%s\n' "${VERSION}"
exit 0
;;
'-h'|'--help')
printf '%s\n' "See 'cat $0' for what this script does ;-)."
exit 0
;;
esac
shift
done
### The idea for the following is taken from https://forum.artixlinux.org/index.php/topic,1547.msg10599.html#msg10599:
if [ -e /etc/machine-id ]; then
if [ -e /etc/machine-id.prev ]; then
rm -f /etc/machine-id.prev
fi
cp /etc/machine-id /etc/machine-id.prev # Create a backup
rm -f /etc/machine-id
fi
dbus-uuidgen --ensure=/etc/machine-id
if [ -d /var/lib/dbus ]; then
if [ -e /var/lib/dbus/machine-id ]; then
if [ -e /var/lib/dbus/machine-id.prev ]; then
rm -f /var/lib/dbus/machine-id.prev
fi
cp /var/lib/dbus/machine-id /var/lib/dbus/machine-id.prev # Create a backup
rm -f /var/lib/dbus/machine-id
fi
ln -s /etc/machine-id /var/lib/dbus/machine-id
fi
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