bash sample

gistfile1.sh

  #!/bin/bash                                                                                                                                                                                                                                                                                                               
                                                                                                                                                                                                                                                                                                                            
  set -x                                                                                                                                                                                                                                                                                                                    
  bar=0;                                                                                                                                                                                                                                                                                                                    
  if (( bar == 1989 )); then                                                                                                                                                                                                                                                                                                
    echo "Google";                                                                                                                                                                                                                                                                                                          
  else                                                                                                                                                                                                                                                                                                                      
    bar=1989;                                                                                                                                                                                                                                                                                                               
  fi