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

   1 #!/bin/perl
   2 #
   3 # Copyright (C) 2007, 2012  Internet Systems Consortium, Inc. ("ISC")
   4 #
   5 # Permission to use, copy, modify, and/or distribute this software for any
   6 # purpose with or without fee is hereby granted, provided that the above
   7 # copyright notice and this permission notice appear in all copies.
   8 #
   9 # THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  10 # REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  11 # AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  12 # INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  13 # LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  14 # OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  15 # PERFORMANCE OF THIS SOFTWARE.
  16
  17 # Id: sort-options.pl,v 1.3 2007/09/24 23:46:48 tbox Exp
  18
  19 sub sortlevel() {
  20         my @options = ();
  21         my $fin = "";
  22         my $i = 0;
  23         while (<>) {
  24                 if (/^\s*};$/) {
  25                         $fin = $_;
  26                         # print 2, $_;
  27                         last;
  28                 }
  29                 next if (/^$/);
  30                 if (/{$/) {
  31                         # print 3, $_;
  32                         my $sec = $_;
  33                         push(@options, $sec . sortlevel());
  34                 } else {
  35                         push(@options, $_);
  36                         # print 1, $_;
  37                 }
  38                 $i++;
  39         }
  40         my $result = "";
  41         foreach my $i (sort @options) {
  42                 $result = ${result}.${i};
  43                 $result = $result."\n" if ($i =~ /^[a-z]/i);
  44                 # print 5, ${i};
  45         }
  46         $result = ${result}.${fin};
  47         return ($result);
  48 }
  49
  50 print sortlevel();