usr.sbin/sendmail/cf/m4/nstcpldm.m4

divert(10)
#
#  Sendmail
#  Copyright (c) 1983  Eric P. Allman
#  Berkeley, California
#
#  Copyright (c) 1983 Regents of the University of California.
#  All rights reserved.  The Berkeley software License Agreement
#  specifies the terms and conditions for redistribution.
#
#       @(#)nstcpldm.m4 1.9 (Berkeley) 1/24/89
#
divert(0)
############################################################
############################################################
#####
#####           Local Domain SMTP Mailer specification
#####
#####   Messages processed by this specification are assumed to remain
#####   the local domain.  Hence, they can refer to hosts that are
#####   not registered in the NIC host table.
#####
############################################################
############################################################

Mtcpld, P=[IPC], F=mDFMueXLC, S=17, R=27, A=IPC $h, E=\r\n

S17

# cleanup forwarding a bit
R$*<$*>$*               $1$2$3                          defocus
R$*                     $:$>3$1                         canonicalize
R$*%$*<@$w>             $:$>9$1%$2                      user%localhost@localdomain

# pass <route-addr>'s through
R<@$+>$*                $@<@$[$1$]>$2                   resolve <route-addr>

# map colons to dots everywhere
R$*:$*                  $1.$2                           map colons to dots

# output local host as user@host.domain
R$-                     $@$1<@$w>                       user w/o host
R$+<@$w>                $@$1<@$w>                       this host
R$+<@$=w>               $@$1<@$w>                       or an alias
R$+<@$->                $:$1<@$[$2$]>                   ask nameserver
R$+<@$w>                $@$1<@$w>                       this host
R$+<@$->                $@$1<@$2.$D>                    if nameserver fails

# if not local, and not a "fake" domain, ask the nameserver
R$+<@$+.$~I>            $@$1<@$[$2.$3$]>                user@host.domain
R$+<@[$+]>              $@$1<@[$2]>                     already ok

# output fake domains as user%fake@relay

ifdef(`BITNET_RELAY',
R$+<@$+.BITNET>         $@$1%$2.BITNET<@$B>             user@host.bitnet)
ifdef(`CSNET_RELAY',
R$+<@$+.CSNET>          $@$1%$2.CSNET<@$C>              user@host.CSNET)
R$+<@$+.UUCP>           $@$2!$1<@$w>                    user@host.UUCP


S27

# cleanup
R$*<$*>$*               $1$2$3                          defocus
R$*                     $:$>3$1                         now canonical form
R$*%$*<@$w>             $:$>9$1%$2                      user%localhost@localdomain

# pass <route-addr>'s through
R<@$+>$*                $@<@$[$1$]>$2                   resolve <route-addr>

# map colons to dots everywhere
R$*:$*                  $1.$2                           map colons to dots

# output local host as user@host.domain
R$-                     $@$1<@$w>                       user w/o host
R$+<@$w>                $@$1<@$w>                       this host
R$+<@$=w>               $@$1<@$w>                       or an alias
R$+<@$->                $:$1<@$[$2$]>                   ask nameserver
R$+<@$w>                $@$1<@$w>                       this host
R$+<@$->                $@$1<@$2.$D>                    if nameserver fails

# if not local, and not a "fake" domain, ask the nameserver
R$+<@$+.$~I>            $@$1<@$[$2.$3$]>                user@host.domain
R$+<@[$+]>              $@$1<@[$2]>                     already ok

# output fake domains as user%fake@relay

ifdef(`BITNET_RELAY',
R$+<@$+.BITNET>         $@$1%$2.BITNET<@$B>             user@host.BITNET)
ifdef(`CSNET_RELAY',
R$+<@$+.CSNET>          $@$1%$2.CSNET<@$C>              user@host.CSNET)
R$+<@$+.UUCP>           $@$2!$1                         user@host.UUCP