#!/usr/bin/perl

print STDERR "Loading proper nouns...\n";
open(DICT,"/usr/dict/words") || die "Can't find /usr/dict/words: $!\n";
while (<DICT>) {
    if (/^[A-Z]/) {
	chop;
	($lower = $_) =~ y/A-Z/a-z/;
	$proper{$lower} = $_;
    }
}
close DICT;
print STDERR "Loading exceptions...\n";

$prog = <<'EOT';
while (<>) {
    next if /[a-z]/;
    y/A-Z/a-z/;
    s/(\w+)/$proper{$1} ? $proper{$1} : $1/eg;
    s/^(\s*)([a-z])/$1 . (($tmp = $2) =~ y:a-z:A-Z:,$tmp)/e;
    s/([-.?!]["']?(\n\s*|  \s*)["']?)([a-z])/$1 . (($tmp = $3) =~ y:a-z:A-Z:,$tmp)/eg;
    s/\b([b-df-hj-np-tv-xz]+)\b/(($tmp = $1) =~ y:a-z:A-Z:,$tmp)/eg;
    s/([a-z])'([SDT])\b/$1 . "'" . (($tmp = $2) =~ y:A-Z:a-z:,$tmp)/eg;
EOT
while (<DATA>) {
    chop;
    next if /^$/;
    next if /^#/;
    if (! /;$/) {
	$foo = $_;
	$foo =~ y/A-Z/a-z/;
	print STDERR "Dup $_\n" if $proper{$foo};
	$foo =~ s/([^\w ])/\\$1/g;
	$foo =~ s/ /(\\s+)/g;
	$foo = "\\b" . $foo if $foo =~ /^\w/;	# XXX till patch 9
	$foo .= "\\b" if $foo =~ /\w$/;
	$i = 0;
	($bar = $_) =~ s/ /'$' . ++$i/eg;
	$_ = "s/$foo/$bar/gi;";
    }
    $prog .= '    ' . $_ . "\n";
}
$prog .= "}\ncontinue {\n    print;\n}\n";

$/ = '';
#print $prog;
eval $prog; die $@ if $@;
__END__
A.M.
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s/\bmay (\d)/May $1/g;
s/\boffice of (\w)/'Office of ' . (($tmp = $1) =~ y:a-z:A-Z:,$tmp)/eg;
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