external/bsd/bind/dist/doc/misc/format-options.pl

   1 #!/usr/bin/perl
   2 #
   3 # Copyright (C) 2004, 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
   4 # Copyright (C) 2001  Internet Software Consortium.
   5 #
   6 # Permission to use, copy, modify, and/or distribute this software for any
   7 # purpose with or without fee is hereby granted, provided that the above
   8 # copyright notice and this permission notice appear in all copies.
   9 #
  10 # THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  11 # REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  12 # AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  13 # INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  14 # LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  15 # OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  16 # PERFORMANCE OF THIS SOFTWARE.
  17
  18 # Id: format-options.pl,v 1.5 2007/09/24 04:21:59 marka Exp
  19
  20 print <<END;
  21
  22 This is a summary of the named.conf options supported by
  23 this version of BIND 9.
  24
  25 END
  26
  27 # Break long lines
  28 while (<>) {
  29         chomp;
  30         s/\t/        /g;
  31         my $line = $_;
  32         m!^( *)!;
  33         my $indent = $1;
  34         my $comment = "";
  35         if ( $line =~ m!//.*! ) {
  36                 $comment = $&;
  37                 $line =~ s!//.*!!;
  38         }
  39         my $start = "";
  40         while (length($line) >= 79 - length($comment)) {
  41                 $_ = $line;
  42                 # this makes sure that the comment has something in front of it
  43                 $len = 75 - length($comment);
  44                 m!^(.{0,$len}) (.*)$!;
  45                 $start = $start.$1."\n";
  46                 $line = $indent."    ".$2;
  47         }
  48         print $start.$line.$comment."\n";
  49 }