#!/usr/bin/perl use warnings; use strict; while (<>) { chomp; s/#.*$//; s/^\s+//; s/\s+$//; next if /^$/; die "format error: $_" if not (my ($a, $b) = /^\.(\w[\w\d\.-]+)\s+([\w\d\.:-]+|[A-Z]+\s+.*)$/); $b =~ s/^W(?:EB)?\s+/\\x01/; $b =~ s/^VERISIGN\s+/\\x04" "/; $b = "\\x03" if $b eq 'NONE'; $b = "\\x08" if $b eq 'AFILIAS'; $b = "\\x0C" if $b eq 'ARPA'; $b = "\\x0D" if $b eq 'IP6'; print qq| "$a",\t"$b",\n|; }