Create functions.sh

functions.sh

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+#!/bin/bash
+#Purpose: Example for Functions
+#Version:1.0
+#Created Date: Sat May 26 00:17:19 IST 2018
+#Modified Date:
+#WebSite: https://arkit.co.in
+#Author: Ankam Ravi Kumar
+# START #
+function takebackup (){
+        if [ -f $1 ]; then
+        BACKUP="/tmp/$(basename ${1}).$(date +%F).$$"
+        echo "Backing up $1 to ${BACKUP}"
+        cp $1 $BACKUP
+        fi
+}
+
+takebackup /etc/hosts
+        if [ $? -eq 0 ]; then
+        echo "Backup Success"
+fi
+# END #