Correcting Tags
After defocusing, the final
rule set 4 might need to convert
some addresses back to their original forms. For
example, consider UUCP addresses at a site that
still uses UUCP to transfer mail. They entered the
canonify
rule
set 3 in the form
host!host!user. The canonify
rule set 3
rewrote them in the more normal
user@host form, and added a
.uucp
to the
end of the host. The following rule in the final
rule set 4
converts such normalized UUCP addresses back to
their original form so that they can be sent using
UUCP software:
R $+ @ $-.uucp $2 ! $1 u@h.UUCP => h!u
Get sendmail, 4th Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.