Quien me manda correo ???

con esto sabemos todos aquellos que nos mandan correo : ---------------cut here ---------- #!/bin/sh : ${user:=expr "\lang=c id`" : 'uid=[0-9](([^)]).*'`} for mbox in /var/mail/$user /usr/spool/mail/$user "" do [ -r "$mbox" ] && break done [ -z "$mbox" ] && exec echo "no mailbox" exec grep "^from " "$@" "$mbox" ---------------cut here ---------- sacado de ugu.