First commit

countdown.sh

@@ -0,0 +1,81 @@
+#!/bin/bash 
+ 
+if [ "$#" -lt "2" ] ; then 
+	echo "Incorrect usage ! Example:" 
+	echo './countdown.sh -d  "Jun 10 2011 16:06"' 
+	echo 'or' 
+	echo './countdown.sh -m  90' 
+	exit 1 
+fi 
+ 
+now=`date +%s` 
+ 
+if [ "$1" = "-d" ] ; then 
+	until=`date -d "$2" +%s` 
+	sec_rem=`expr $until - $now` 
+	echo "-d" 
+	if [ $sec_rem -lt 1 ]; then 
+		echo "$2 is already history !" 
+	fi 
+fi 
+ 
+if [ "$1" = "-m" ] ; then 
+	until=`expr 60 \* $2` 
+	until=`expr $until + $now` 
+	sec_rem=`expr $until - $now` 
+	echo "-m" 
+	if [ $sec_rem -lt 1 ]; then 
+		echo "$2 is already history !" 
+	fi 
+fi 
+ 
+_R=0
+_C=7
+tmp=0
+percent=0
+total_time=0
+col=`tput cols`
+col=$[ $col -5 ]
+
+while [ $sec_rem -gt 0 ]; do 
+	clear 
+	date 
+	let sec_rem=$sec_rem-1 
+	interval=$sec_rem 
+	seconds=`expr $interval % 60` 
+	interval=`expr $interval - $seconds` 
+	minutes=`expr $interval % 3600 / 60` 
+	interval=`expr $interval - $minutes` 
+	hours=`expr $interval % 86400 / 3600` 
+	interval=`expr $interval - $hours` 
+	days=`expr $interval % 604800 / 86400` 
+	interval=`expr $interval - $hours` 
+	weeks=`expr $interval / 604800` 
+	echo "----------------------------" 
+	echo "Seconds: " $seconds 
+	echo "Minutes: " $minutes 
+	echo "Hours:   " $hours 
+	echo "Days:    " $days 
+	echo "Weeks:   " $weeks 
+
+	echo -n "["
+
+	progress=$[$progress + 1]
+	if [ $total_time -lt 1 ] ; then
+		total_time=$[$hours * 3600 + $minutes * 60 + $seconds]
+	fi
+	
+	printf -v f "%$(echo $_R)s>" ; printf "%s\n" "${f// /=}"
+	_C=7
+	tput cup 7 $col
+
+	tmp=$percent
+	percent=$[$progress * 100 / $total_time]
+	printf "]%d%%" $percent
+	change=$[$percent - $tmp]
+
+	_R=$[ $col * $percent / 100 ]
+
+	sleep 1
+done
+printf "\n"