mDNSMacOSX/Scripts/bonjour-start-mdns-tcpdump

#! /bin/bash
#
#	Copyright (c) 2018 Apple Inc. All rights reserved.
#
#	This script is currently for Apple Internal use only.
#

version=1.0
script=${BASH_SOURCE[0]}

#============================================================================================================================
#	PrintUsage
#============================================================================================================================

PrintUsage()
{
	echo ""
	echo "Usage: $( basename "${script}" ) [options]"
	echo ""
	echo "Options:"
	echo "    -V    Display version of this script and exit."
	echo ""
}

#============================================================================================================================
#	main
#============================================================================================================================

main()
{
	while getopts ":hV" option; do
		case "${option}" in
			h)
				PrintUsage
				exit 0
				;;
			V)
				echo "$( basename "${script}" ) version ${version}"
				exit 0
				;;
			:)
				ErrQuit "option '${OPTARG}' requires an argument."
				;;
			*)
				ErrQuit "unknown option '${OPTARG}'."
				;;
		esac
	done
	
	[ "${OPTIND}" -gt "$#" ] || ErrQuit "unexpected argument \""${!OPTIND}"\"."
	
	launchctl load /Library/LaunchDaemons/com.apple.mDNSResponder.mdns-tcpdump.plist
	launchctl start com.apple.mDNSResponder.mdns-tcpdump
}

main "$@"