Check if process is running

running.sh

#check if a process named X is running
if [ -z "$(pidof X )" ] #CHANGE X WITH PROCESS NAME
  then
    # process was found
  else
    # process not found
fi

#ALSO

#check if process CONTAINING X is running
if [ -z "$(pgrep X )" ] #CHANGE X WITH PROCESS NAME
  then
    # process was found
  else
    # process not found
fi