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#!/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 < 2) {
print STDERR <<'END';
usage:
perl docbook-options.pl options_file section > section.grammar.xml
END
exit 1;
}
my $FILE = shift;
my $SECTION = 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
# skip preamble
my $preamble = 0;
while (<FH>) {
if (m{^\s*$}) {
last if $preamble > 0;
} else {
$preamble++;
}
}
my $display = 0;
while (<FH>) {
if (m{^$SECTION\b}) {
$display = 1
}
if (m{// not.*implemented} || m{// obsolete} ||
m{// ancient} || m{// test.*only})
{
next;
}
s{ // not configured}{};
s{ // non-operational}{};
s{ // may occur multiple times}{};
s{[[]}{[}g;
s{[]]}{]}g;
s{ }{\t}g;
if (m{^\s*$} && $display) {
last;
}
if ($display) {
print " " . $_;
}
}
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