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- ass 2_24
- lab@ubuntu:~$ cat usermsg.sh
- echo "enter user name"
- read name
- who | grep $name > /dev/null
- if [$? -eq 0]
- then
- echo "user is logged in"
- echo "please enter a message to send:"
- read message
- write $1 message
- else
- echo "user is not logged in"
- fi
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