xow_on.sh

#!/bin/bash

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Copyright 2021 John "sofakng" Klimek

# You can download the latest version of this script from:
# https://github.com/MiSTer-devel/Scripts_MiSTer

# Version 1.0 - 2021-01-21 - First commit
# Version 1.1 - 2021-01-25 - Added xow binary and xow_init_script download

LINUX_PATH="/media/fat/linux"
XOW_INIT_SCRIPT="$LINUX_PATH/xow_init_script"
MISTER_XOW_URL="https://github.com/MiSTer-devel/xow_MiSTer"

if [ "$(uname -n)" != "MiSTer" ]
then
	echo "This script must be run"
	echo "on a MiSTer system."
	exit 1
fi

#if [ ! -f "${LINUX_PATH}/xow" ]
#then
#	echo "xow binary not found."
#	echo "Please run updater script."
#	exit 1
#fi
if ! which "xow" &>/dev/null
then
	echo "Downloading xow binary and xow_init_script"
	curl -L "$MISTER_XOW_URL/blob/main/xow" -o "${LINUX_PATH}/xow"
	case $? in
		0)
			curl -L "$MISTER_XOW_URL/blob/main/xow_init_script" -o "${LINUX_PATH}/xow_init_script"
			;;
		60)
			if ! curl -kL "$MISTER_XOW_URL/blob/main/xow?raw=true" -o "${LINUX_PATH}/xow"
			then
				echo "No Internet connection"
				exit 2
			fi
			curl -kL "$MISTER_XOW_URL/blob/main/xow_init_script?raw=true" -o "${LINUX_PATH}/xow_init_script"
			;;
		*)
			echo "No Internet connection"
			exit 2
			;;
	esac
fi

mount | grep "on / .*[(,]ro[,$]" -q && RO_ROOT="true"
[ "$RO_ROOT" == "true" ] && mount / -o remount,rw
rm /etc/init.d/S40xow > /dev/null 2>&1
ln -s $XOW_INIT_SCRIPT /etc/init.d/S40xow > /dev/null 2>&1
sync
[ "$RO_ROOT" == "true" ] && mount / -o remount,ro
sync

/etc/init.d/S40xow start

echo "xow service is on and"
echo "active at startup."
echo "Done!"
exit 0