| #!/bin/sh echo "Content-type: text/html" echo echo "<HTML><HEAD>" echo "<TITLE>Are You There?</TITLE>" echo "</HEAD><BODY>" |
| ison='who | grep "${1}"' |
| if [ ! -z "$ison" ]; then echo "<P>$1 is logged in" else echo "<P>$1 isn't logged in" fi |
| echo "</BODY></HTML>" |
| <A HREF="http://www.49028c.com/cgi-bin/pinglaura">Is Laura Logged in?</A> |
| <A HREF="http://www.49028c.com/cgi-bin/pinggeneric?john">Is John Logged in?</A> |
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