Yegor Timoshenko | c2e4941 | 2018-10-07 01:58:27 +0000 | [diff] [blame] | 1 | #!/usr/bin/env perl |
Patrick Georgi | 1afe286 | 2020-05-10 17:34:15 +0200 | [diff] [blame] | 2 | # SPDX-License-Identifier: GPL-2.0 |
Paul Menzel | 44ad86a | 2017-07-24 13:43:05 +0200 | [diff] [blame] | 3 | |
| 4 | use strict; |
Yegor Timoshenko | c2e4941 | 2018-10-07 01:58:27 +0000 | [diff] [blame] | 5 | use warnings; |
Paul Menzel | 44ad86a | 2017-07-24 13:43:05 +0200 | [diff] [blame] | 6 | |
| 7 | my %map; |
| 8 | |
| 9 | # sort comparison function |
| 10 | sub by_category($$) { |
| 11 | my ($a, $b) = @_; |
| 12 | |
| 13 | $a = uc $a; |
| 14 | $b = uc $b; |
| 15 | |
| 16 | # This always sorts last |
| 17 | $a =~ s/THE REST/ZZZZZZ/g; |
| 18 | $b =~ s/THE REST/ZZZZZZ/g; |
| 19 | |
| 20 | $a cmp $b; |
| 21 | } |
| 22 | |
| 23 | sub alpha_output { |
| 24 | my $key; |
| 25 | my $sort_method = \&by_category; |
| 26 | my $sep = ""; |
| 27 | |
| 28 | foreach $key (sort $sort_method keys %map) { |
| 29 | if ($key ne " ") { |
| 30 | print $sep . $key . "\n"; |
| 31 | $sep = "\n"; |
| 32 | } |
| 33 | print $map{$key}; |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | sub trim { |
| 38 | my $s = shift; |
| 39 | $s =~ s/\s+$//; |
| 40 | $s =~ s/^\s+//; |
| 41 | return $s; |
| 42 | } |
| 43 | |
| 44 | sub file_input { |
| 45 | my $lastline = ""; |
| 46 | my $case = " "; |
| 47 | $map{$case} = ""; |
| 48 | |
| 49 | while (<>) { |
| 50 | my $line = $_; |
| 51 | |
| 52 | # Pattern line? |
| 53 | if ($line =~ m/^([A-Z]):\s*(.*)/) { |
| 54 | $line = $1 . ":\t" . trim($2) . "\n"; |
| 55 | if ($lastline eq "") { |
| 56 | $map{$case} = $map{$case} . $line; |
| 57 | next; |
| 58 | } |
| 59 | $case = trim($lastline); |
| 60 | exists $map{$case} and die "Header '$case' already exists"; |
| 61 | $map{$case} = $line; |
| 62 | $lastline = ""; |
| 63 | next; |
| 64 | } |
| 65 | |
| 66 | if ($case eq " ") { |
| 67 | $map{$case} = $map{$case} . $lastline; |
| 68 | $lastline = $line; |
| 69 | next; |
| 70 | } |
| 71 | trim($lastline) eq "" or die ("Odd non-pattern line '$lastline' for '$case'"); |
| 72 | $lastline = $line; |
| 73 | } |
| 74 | $map{$case} = $map{$case} . $lastline; |
| 75 | } |
| 76 | |
| 77 | &file_input; |
| 78 | &alpha_output; |
| 79 | exit(0); |