Shell Programming and Scripting

> ll
total 41
-rw-rw-r--    1 psn      psn           199 Aug 23 07:06 psn_roll.sh
-rw-rw-r--    1 psn      psn           451 Aug 24 09:24 x.log
-rw-rw-r--    1 psn      psn           451 Aug 23 05:27 y.log
-rwxrwxr-x    1 psn      psn           451 Aug 24 09:29 z.log
-rw-rw-r--    1 psn      psn           233 Aug 23 09:28 Items1.txt
-rw-rw-r--    1 psn      psn           233 Aug 24 12:00 Items2.txt
drwxrwxr-x    2 psn      psn          2119 Aug 23 08:44 final
-rwxrwxr-x    1 psn      psn             6 Aug 25 08:36 sample.sh
-rw-rw-r--    1 psn      psn            85 Aug 23 06:17 best.log

Enther the date: 2013/08/23

psn_roll.sh
y.log
Items1.txt
best.log

#!/bin/ksh

printf "Enter date: "
read date

year=${date%%/*}
month=${date#*/}
month=${month#0}
month=${month%%/*}
let month=month-1
day=${date##*/}

epoch=`perl -e "use Time::Local; print timelocal(0,0,0,$day,$month,$year);"`
now=`date +%s`
let age=now-epoch
let age=age/86400

find . -mtime $age -print

#!/bin/ksh

printf "Enter date: "
read date

year=${date%%/*}
month=${date#*/}
month=${month#0}
month=${month%%/*}
let month=month-1
day=${date##*/}

TIMEMATCH=`perl -e 'use Time::Local; 
use POSIX qw(strftime);
print strftime("%a %b %e .* %Y", localtime(timelocal(0,0,0,'"$day,$month,$year)));"`

for file in *
do
   istatus "$file" | grep -q "$TIMEMATCH" && echo $file
done

#!/bin/bash
#
# showFiles.sh
#
# -- script to list files based on given date
#

# check command-line for argument
if [ $# -ne 1 ]
then
    echo "Usage: ${0##*/} <date in format YYYY/MM/DD>"
    exit 1
fi

# store the given date
dt=$1

# setup our hash table of months
#declare -a months
months=(
    key01='Jan'
    key02='Feb'
    key03='Mar'
    key04='Apr'
    key05='May'
    key06='Jun'
    key07='Jul'
    key08='Aug'
    key09='Sep'
    key10='Oct'
    key11='Nov'
    key12='Dec'
)

# function to retrieve the matching month
# given the numerical version
function getMonth()
{
    local _hashtable="$1";
    local _hashkey="$2";
    local _hashvalue="${_hashtable}[@]";
    local "${!_hashvalue}";
    eval echo "\$${_hashkey}";
}

# let's split up the given date into variables
read yy mo dy <<<$(echo $dt | sed 's/\// /g')

# access our hash table and retrieve the correct
# month name and create our date string
date_string=$(echo $(getMonth months $(echo "key${mo}")) $dy $yy)

# get the current directory and switch to it
cdir=$(echo $PWD)
cd $cdir

# run the ls command and grep for files with our date
# string
ls -l | tr -s ' ' | grep "$date_string" | awk '{print $9}'

# done
exit 0

./showFiles.sh 2013/08/23

Also, with files that are within that 6 month modication window that do not show the year, entering the date string like so seems to work (just omitting the year):

./showFiles.sh /08/23