#!/usr/bin/env ruby
####################  hydorad -- brent@mbari.org  #######################
#    Copyright (C) 2012 MBARI
#    MBARI Proprietary Information. All rights reserved.
#
#     Hackish standalone script to trigger the hydrorad instrument
#  connected to the DWSMgate serial port operating at 57600 baud
#  sends its output to STDOUT
#
############################################################################

require 'mbari'
require 'posix/serialport'

portcfg = SerialPort::Configuration.default.with :baud=>57600
port = Posix::SerialPort.new "/dev/DWSMgate", portcfg
STDOUT.sync=true

class <<port
  def sendcmd cmd
    3.times {putc 3; sleep 1}
    purge
    puts cmd
  end
end

begin
  port.sendcmd "TRIGGER"
  while line=port.gets
    puts line
  end
ensure
  STDERR.puts "stopping hydrorad -- please wait..."
  port.sendcmd "SLEEP"
  2.times do
    line=port.gets
    puts line if line
  end
end