1 files changed, 135 insertions, 0 deletions
diff --git a/doc/misc/rst-options.pl b/doc/misc/rst-options.pl
new file mode 100644
index 0000000..7b5d490
--- /dev/null
+++ b/doc/misc/rst-options.pl
@@ -0,0 +1,135 @@
+#!/usr/bin/perl
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+use warnings;
+use strict;
+
+if (@ARGV < 1) {
+	print STDERR <<'END';
+usage:
+    perl rst-options.pl options_file >named.conf.rst
+END
+	exit 1;
+}
+
+my $FILE = shift;
+
+open (FH, "<", $FILE) or die "Can't open $FILE";
+
+print <<END;
+.. Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+..
+.. SPDX-License-Identifier: MPL-2.0
+..
+.. This Source Code Form is subject to the terms of the Mozilla Public
+.. License, v. 2.0.  If a copy of the MPL was not distributed with this
+.. file, you can obtain one at https://mozilla.org/MPL/2.0/.
+..
+.. See the COPYRIGHT file distributed with this work for additional
+.. information regarding copyright ownership.
+
+END
+
+print <<END;
+.. highlight: console
+
+named.conf - configuration file for **named**
+---------------------------------------------
+
+Synopsis
+~~~~~~~~
+
+:program:`named.conf`
+
+Description
+~~~~~~~~~~~
+
+``named.conf`` is the configuration file for ``named``. Statements are
+enclosed in braces and terminated with a semi-colon. Clauses in the
+statements are also semi-colon terminated.  The usual comment styles are
+supported:
+
+C style: /\\* \\*/
+
+ C++ style: // to end of line
+
+Unix style: # to end of line
+
+END
+
+# skip preamble
+my $preamble = 0;
+while (<FH>) {
+	if (m{^\s*$}) {
+		last if $preamble > 0;
+	} else {
+		$preamble++;
+	}
+}
+
+my $blank = 0;
+while (<FH>) {
+	if (m{// not.*implemented} || m{// obsolete} ||
+	    m{// ancient} || m{// test.*only})
+	{
+		next;
+	}
+
+	s{ // not configured}{};
+	s{ // non-operational}{};
+	s{ (// )*may occur multiple times}{};
+	s{<([a-z0-9_-]+)>}{$1}g;
+	s{ // deprecated,*}{// deprecated};
+	s{[[]}{[}g;
+	s{[]]}{]}g;
+	s{        }{\t}g;
+	if (m{^([a-z0-9-]+) }) {
+		my $HEADING = uc $1;
+		my $UNDERLINE = $HEADING;
+		$UNDERLINE =~ s/./^/g;
+		print $HEADING . "\n";
+		print $UNDERLINE . "\n\n";
+		if ($HEADING eq "TRUSTED-KEYS") {
+		    print "Deprecated - see DNSSEC-KEYS.\n\n";
+		}
+		if ($HEADING eq "MANAGED-KEYS") {
+		    print "See DNSSEC-KEYS.\n\n" ;
+		}
+		print "::\n\n";
+	}
+
+	if (m{^\s*$}) {
+		if (!$blank) {
+			print "\n";
+			$blank = 1;
+		}
+		next;
+	} else {
+		$blank = 0;
+	}
+	print "  " . $_;
+
+}
+
+print <<END;
+Files
+~~~~~
+
+``/etc/named.conf``
+
+See Also
+~~~~~~~~
+
+:manpage:`ddns-confgen(8)`, :manpage:`named(8)`, :manpage:`named-checkconf(8)`, :manpage:`rndc(8)`, :manpage:`rndc-confgen(8)`, BIND 9 Administrator Reference Manual.
+
+END