Script to read a log file and run 2nd script if the dates match

Shell Programming and Scripting
1 
# cat /tmp/checkdate.log
SQL*Plus: Release 11.2.0.1.0 Production on Mon Sep 17 22:49:00 2012
Copyright (c) 1982, 2009, Oracle.  All rights reserved.

Connected to:
Oracle Database 11g Enterprise Edition Release 11.1.0.7.0 - 64bit Production

FIRST_TIME           NEXT_TIME
-------------------- --------------------
16-SEP-2012 09:02:49 16-SEP-2012 09:47:15
16-SEP-2012 09:02:49 16-SEP-2012 09:47:15
Disconnected from Oracle Database 11g Enterprise Edition Release 11.1.0.7.0 - 64bit Production

# tail  /tmp/checkdate.log | grep "2012" | awk '{print substr($1,1,2), substr($1,4,3), substr($1,8,4)}'
16 SEP 2012
16 SEP 2012

I'm looking for a way to match date to day the script is ran. if the dates match i want it to start another script. can someone help me?

Roger

2 
 
tail logfile | grep ":.*:" | awk '{printf $1 " ";} END {print "";}' | read d1 d2
[[ $d1 = $d2 ]] && run_second_script