#!/bin/bash

if [ "$#" -ne 1 ]; then
  echo "Usage: $0 startIndex"
  exit 1
fi

awk -v mindex=$1 '/Day changed/ {Month=$5; Day=$6; Year=$7;} 
     /Log opened/ {Month=$5; Day=$6; Year=$10;} 
     ! /-|<--|>/ {count++; sep=";"; 
                  w= Year " " Month " " Day " " $1 " " $2 " 00"; 
                  if ($3 == "*") {
                    pp=$3 sep $4 " "; $4=""; n=5;
                  } else {
                    pp=$3 sep; n=4;}; 
                  $1=""; $2=""; $3=""; 
                  print count+mindex-1 sep mktime(w) sep pp substr($0,n);
                 }'