#!/bin/sh
# Created 7/28/1998 by Andre' Duijnmayer
# Last Modified 7/27/1998
CURRDATE=`date +%m%d%Y` 
# Get current date and try simple day subtraction
DAY=`date +%d`
MONTH=`date +%m`
YR=`date +%Y`
if [ `expr $DAY - 3` -ge 1 ]; then
  NEWDAY=`expr $DAY - 3`
  NEWMONTH=$MONTH
  NEWYR=$YR
elif [ `expr $MONTH - 1` -ge 1 ]; then
  NEWMONTH=`expr $MONTH - 1`
  case $NEWMONTH in
   1 | 3 | 5 | 7 | 8 | 10 | 12 ) NEWDAY=`expr $DAY + 28` ;;
   4 | 6 | 9 | 11 ) NEWDAY=`expr $DAY + 27` ;;
   2 ) NEWDAY=`expr $DAY + (28 - 3)` ;;
  esac
  NEWYR=$YR
else
  NEWMONTH=12
  NEWDAY=`expr $DAY + 28`
  NEWYR=`expr $YR - 1`
fi
echo $NEWMONTH $NEWDAY $NEWYR
