#!/bin/bash # todeadline.sh # Thomas Deselaers #CVPR 2010 DEADLINE="Nov 19 17:00:00 PDT 2009" diff=$(($(gdate -d "${DEADLINE}" +%s)-$(gdate +%s))) #echo $diff DAYS=$((diff/(24*60*60))) HOURS=$(( (diff - ($DAYS *24*60*60))/(60*60))) MINUTES=$(( (diff - ($DAYS*24*60*60) - ($HOURS*60*60)) / 60)) SECONDS=$(( (diff - ($DAYS*24*60*60) - ($HOURS*60*60)-($MINUTES*60)) )) echo $DAYS days, $HOURS hours, $MINUTES minutes, $SECONDS seconds