update

optional/clock_autostart.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+if ! grep "luma.led_matrix" /etc/rc.local >/dev/null
+then
+sudo bash -c 'sed -i -e "s/exit 0//g" /etc/rc.local'
+sudo bash -c 'echo "python3 /mnt/dietpi_userdata/luma.led_matrix/examples/silly_clock.py &" >>/etc/rc.local'
+sudo bash -c 'echo "exit 0" >>/etc/rc.local'
+fi
+

optional/enable_rc.local.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+if ! [ -f /etc/rc.local ]
+then
+cat <<'EOF'>>/tmp/rc.local
+#!/bin/bash
+exit 0
+EOF
+sudo cp /tmp/rc.local /etc/
+sudo chmod +x /etc/rc.local
+sudo systemctl disable rc-local
+sudo systemctl disable rc.local
+fi
+
+if ! [ -f /lib/systemd/system/rc-local.service ]
+then
+cat <<'EOF'>> /tmp/rc-local.service
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU Lesser General Public License as published by
+#  the Free Software Foundation; either version 2.1 of the License, or
+#  (at your option) any later version.
+
+# This unit gets pulled automatically into multi-user.target by
+# systemd-rc-local-generator if /etc/rc.local is executable.
+[Unit]
+Description=/etc/rc.local Compatibility
+ConditionFileIsExecutable=/etc/rc.local
+After=network.target
+
+[Service]
+Type=forking
+ExecStart=/etc/rc.local start
+TimeoutSec=0
+RemainAfterExit=yes
+GuessMainPID=no
+EOF
+
+sudo cp /tmp/rc-local.service /lib/systemd/system/rc-local.service
+sudo systemctl daemon-reload
+fi