mtime

#!/bin/bash
#
# Michael Piko
# Description: 
# Date created:  18-06-2014
# last modified: dd-mm-20yy

#-# Description:
#-# Compair two files based purly on their modified time. the files are usually
#-# in separate directories.
#-#
#-# Usage: mtime path/file1 path/file2
#-# Output: "older_file_number diff_in_seconds"   
#-# Example: 
#-# assume file2 is 14 seconds older run:
#-#   mtime file1 file2
#-# prints "2 14"
#-# 2 being the second argument or file
#-# if they are both the same it prints "0 0"


# Script Variables:


#see setEnvironment.sh, functions.sh, and variables.sh for explainations
. setEnvironment.sh

#buildpath $LOGDIR
#cleandir $LOGDIR 2
#recordscriptrun $(basename $0) $LOGBASE

if ! enoughArgs 2 $#
then
   usage
   exit
fi

#VERBOSE=n
#if [ $# -eq 1 ] && [ $1 = "-v" ]
#then
#  VERBOSE=y
#fi

# onScreen $VERBOSE "running"

FILE1=$1
FILE2=$2
if [ ! -e $FILE1 ]
then
  echo "Cannot find $FILE1. Aborting"
elif [ ! -e $FILE2 ]
then
  echo "Cannot find $FILE2. Aborting"
fi

F1MTIME=$(stat --printf=%Y "$FILE1")
F2MTIME=$(stat --printf=%Y "$FILE2")

AGEDIFF=$(expr $F2MTIME - $F1MTIME)

if [ $AGEDIFF -gt 0 ]
then
   echo "1 $AGEDIFF"
elif [ $AGEDIFF -lt 0 ]
then
   AGEDIFF=$(echo $AGEDIFF | sed 's/^-//')
   echo "2 $AGEDIFF"
else
  echo "0 0"
fi