Shashikant shah

Monday, 18 August 2014

Shell Script To Read File Date – Last Access / Modification Time

#!/bin/bash
# Write a shell script to display / read file date / time in following format:
# Time of last access
# Time of last modification
# Time of last change
#
  FILE="$1"
 
  # make sure we got file-name as command line argument
if [ $# -eq 0 ]
then
  echo "$0 file-name"
  exit 1
fi

which stat > /dev/null

# make sure stat command is installed
if [ $? -eq 1 ]
then
  echo "stat command not found!"
  exit 2
fi

# make sure file exists
if [ ! -e $FILE ]
then
  echo "$FILE not a file"
  exit 3
fi

# use stat command to get info
echo "Time of last access : $(stat -c %x $FILE)"
echo "Time of last modification : $(stat -c %y $FILE)"
echo "Time of last change : $(stat -c %z $FILE)"

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