Shell Programming and Scripting

Originally Posted by kumarsaravana_s

#!/bin/ksh

monthname()
{
case $1 in
01) _MONTH=Jan ;; 02) _MONTH=Feb ;;
03) _MONTH=Mar ;; 04) _MONTH=Apr ;;
05) _MONTH=May ;; 06) _MONTH=Jun ;;
07) _MONTH=Jul ;; 08) _MONTH=Aug ;;
09) _MONTH=Sep ;; 10) _MONTH=Oct ;;
11) _MONTH=Nov ;; 12) _MONTH=Dec ;;
esac
}

six2date()
{

temp=${1%??}
year=$(( ${1#"$temp"} + 2000 ))
monthname "${temp%??}"
day=${temp#??}
_DATE=$_MONTH-$day-$year
}

eight2date()
{

temp=${1%????}
year=$((${1#"$temp"}))
monthname "${temp%??}"
day=${temp#??}
_DATE=$_MONTH-$day-$year
}

fourteen2date()
{
temp1=${1#????}
year=${1%"$temp1"}
temp2=${temp1#??}
monthname ${temp1%"$temp2"}
temp3=${temp2##??}
day=${temp2%"$temp3"}
_DATE=$_MONTH-$day-$year
}

cd /tmp/ss/test

for file in *
do
suffix=${file##*.}
name=${file%_*}
temp=${file%."$suffix"}
date=${temp#"$name"_}


case ${#date} in
6) six2date ${date} ;;
8) eight2date ${date} ;;
14) fourteen2date ${date} ;;
esac

newfile=${name}_$_DATE.$suffix
mv "$file" "$newfile"
done

Kumar

Originally Posted by kumarsaravana_s

I have this code which works for files of the date format of MMDDYY,YYYYMMDDHHMMSS and MMDDYYYY.

I have two new files,of the date format YYMMDD and MMDDYYYY(i think it is MMDDYYHHMM,i'm not sure of the HHMMSS combination)

aa_id_da_070404.txt and am_dt_bc_040420070010.txt..

How to incorporate these dates into the above code..??

Thanks for your help..

Regards,
Kumar