#!/bin/sh

# Post-Install script for Raspberry Pi LPC1114 I/O Processor Expansion Board

# Copyright (C)2016-2018, Philip Munts, President, Munts AM Corp.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
#   this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

SCRIPTDIR=`dirname $0`

# Remove existing startup from rc.local

grep -q -i expansion_lpc1114_startup /etc/rc.local
if [ $? -eq 0 ]; then
  sed -i '/expansion_lpc1114_startup/d' /etc/rc.local
fi

# Add entries to /etc/services, if necessary

$SCRIPTDIR/munts-expansion-lpc1114.update_services

# Pick up libspiagent.so

ldconfig

# Disable getty on /dev/ttyAMA0

if [ -c /dev/ttyAMA0 ]; then
  echo ""
  systemctl stop    serial-getty@ttyAMA0.service
  systemctl disable serial-getty@ttyAMA0.service
  systemctl mask    serial-getty@ttyAMA0.service
fi

# Start expansion board service

echo ""
systemctl enable /usr/local/libexec/expansion_lpc1114.service
systemctl start expansion_lpc1114.service