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. # # @(#)zerobase.m4 5.3 (Berkeley) 8/2/85 # divert(0) ############################################################ ############################################################ ##### ##### RULESET ZERO PREAMBLE ##### ##### The beginning of ruleset zero is constant through all ##### configurations. ##### ############################################################ ############################################################ S0 # first make canonical R$*<$*>$* $1$2$3 defocus R$+ $:$>3$1 make canonical # handle special cases..... R@ $#local$:$n handle <> form R$*<@[$+]>$* $#tcp$@[$2]$:$1@[$2]$3 numeric internet spec # arrange for local names to be fully qualified R$*<$*$=S>$* $1<$2$3.LOCAL>$4 user@etherhost R$*<$*$=Z>$* $1<$2$3.LOCAL>$4 user@berkhost R$*<$+.ARPA.LOCAL>$* $1<$2.ARPA>$3 because ARPA is a host # now delete the local info R$*<$*$=w.$=T>$* $1<$2>$5 thishost.LOCAL R$*<$*$=w>$* $1<$2>$4 thishost R$*<$*.>$* $1<$2>$3 drop trailing dot R<@>:$* $@$>0$1 retry after route strip R$*<@> $@$>0$1 strip null trash & retry # forward around hosts with communication problems R$*<@$=F.LOCAL>$* $#ether$@$F$:$1<@$2.LOCAL>$3 reroute message ################################## # End of ruleset zero preamble # ##################################