#!/bin/sh

# usage: sh sendemail2.sh lab messagefile
# this script send emails to those who submitetd the lab
# so they can start the next lab

message=`printf "Lab2 is now available. See Bb for details. Good luck\n"`

lab=$1
basedir=/afs/andrew/course/15/123/handin/
baseinstrmail="guna@andrew.cmu.edu"
subj="15-123 Lab 2 Available"
#message=`cat $2`

cat "all.txt" |
while read id
do
  userdir=$basedir$lab"/"$id
  files=`ls $userdir | wc -l`
  if [ $files -gt 0 ]
   then
     echo $userdir `ls $userdir | wc -l`
     basemail=$id"@andrew.cmu.edu"
     echo $message | mailx -s "$subj" "$basemail" 
  fi
done   
echo $message | mailx -s "$subj" "$baseinstrmail" 

#ls $basedir | wc -l   

#echo $basedir