remotelinker.expect

#!/usr/bin/expect -f

set user [lindex $argv 0]
set pass [lindex $argv 1]
set file1 [lindex $argv 2]
set file2 [lindex $argv 3]

spawn scp $file1 $file2 $user@linux.student.cs.uwaterloo.ca:~
expect "*?password:*"
send "$pass\r"
send "\r"
expect eof

spawn ssh $user@linux.student.cs.uwaterloo.ca
expect "*?password:*"
send "$pass\r"
expect "*>*"
send "cd ~\r"
expect "*>*"
send "source /u/cs241/setup\r"
expect "*>*"
send "cs241.linker $file1 $file2 > final.merl\r"
expect {
    "*ERROR*" {
        send "exit\r" ;
        expect eof
        exit 2
    }
    "*>*" {
        send "java cs241.merl 0 < final.merl > final.mips\r"
        expect "*>*"
        send "exit\r"
        expect eof
        spawn scp $user@linux.student.cs.uwaterloo.ca:~/final.mips . 
        expect "*?password:*"
        send "$pass\r"
        send "\r"
        expect eof
        exit 0
    }
}