Simple /home/pi/lcv_startall.sh for Jamulus client on Raspberry Pi

lcv_startall.sh

#!/bin/bash

# Log last invocation to file for debugging
LOGFILE=/home/pi/lcv_startall.log
exec > ${LOGFILE} 2>&1

JAMULUS_SERVER="your_jamulus_server_hostname_or_ip_address"

JACKD_CMD="/usr/bin/jackd -R -dalsa -dhw:1 -r48000 -p128 -n2"
JAMULUS_CMD="Jamulus -c ${JAMULUS_SERVER}"
 
# Start jackd if it is not already running
if ps -ef |grep "[ ]/usr/bin/jackd" >/dev/null; then
  echo "*** jackd already running - not attempting to start"
else
  echo "*** Starting jackd: ${JACKD_CMD}"
  ${JACKD_CMD} &
  if [ $? != 0 ]; then
    echo "*** Failed to start jackd - exiting"
    exit 1
  fi
  # Give everything a chance to settle
  sleep 5
fi 

# Start Jamulus if it is not already running
if ps -ef |grep "[J]amulus" >/dev/null; then
  echo "*** Jamulus already running - not attempting to start"
else
  echo "*** Starting Jamulus: ${JAMULUS_CMD}"
  ${JAMULUS_CMD} &
  if [ $? == 0 ]; then
    echo "*** Successfully started Jamulus"
  else
    echo "*** Jamulus failed to start"
    exit 2
  fi
fi