3 # Empire - A multi-player, client/server Internet based war game.
4 # Copyright (C) 1986-2013, Dave Pare, Jeff Bailey, Thomas Ruschak,
5 # Ken Stevens, Steve McClure, Markus Armbruster
7 # Empire is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
22 # See files README, COPYING and CREDITS in the root of the source
23 # tree for related information and legal notices. It is expected
24 # that future projects/authors will amend these files as needed.
28 # mksubj.pl: Create the index for a subject
30 # Known contributors to this file:
31 # Ken Stevens (when it was still info.pl)
32 # Markus Armbruster, 2006
35 # Usage: mksubj.pl OUTFILE INFILE...
36 # The INFILE... contain all the topics belonging to a subject. Read
37 # and check the information required for the index from them, write
38 # the index to OUTFILE.
44 # The chapters, in order
45 my @Chapters = qw/Introduction Concept Command Server/;
47 my @Levels = qw/Basic Expert Obsolete/;
50 my (%subject, %level, %desc, %long, %cnt);
53 my $out = shift @ARGV;
54 $out =~ /([^\/]*)\.t$/
55 or die "Strange subject file name $out";
59 my ($topic, $chap, $lvl, $desc, $long) = parse_file($_);
60 $largest = $topic if length $topic > length $largest;
61 $subject{$chap} .= "$topic\n";
62 $level{$topic} = $lvl;
64 $desc{$topic} = $desc;
65 $long{$topic} = $long;
66 $cnt{'long'}++ if $long;
70 or die "Can't open $out for writing: $!";
72 print SUBJ '.\" DO NOT EDIT THIS FILE. It was automatically generated by mksubj.pl'."\n";
73 print SUBJ ".TH Subject \U$subj\n";
75 print SUBJ ".in \\w'$largest", "XX\\0\\0\\0\\0'u\n";
77 for my $chap (@Chapters) {
78 next unless exists $subject{$chap};
80 for (split(/\n/, $subject{$chap})) {
82 $flags .= "*" if $level{$_} eq 'Basic';
83 $flags .= "+" if $level{$_} eq 'Obsolete';
84 $flags .= "!" if $long{$_};
85 $flags = sprintf("%-2s", $flags);
86 print SUBJ ".L \"$_ $flags\"\n";
87 print SUBJ "$desc{$_}\n";
94 For info on a particular subject, type "info <subject>" where <subject> is
95 one of the subjects listed above.
97 print SUBJ <<EOF if $cnt{'Basic'};
98 Subjects marked by * are the most important and should be read by new
101 print SUBJ <<EOF if $cnt{'Obsolete'};
102 Subjects marked by + are obsolete.
104 print SUBJ <<EOF if $cnt{'long'};
105 Unusually long subjects are marked with a !.
112 my ($topic, $chap, $lvl, $desc, $long, $st);
115 $topic =~ s,.*/([^/]*)\.t$,$1,;
118 or die "Can't stat $filename: $!";
119 $long = $st->size > 9999;
121 open(F, "<$filename")
122 or die "Can't open $filename: $!";
125 if (/^\.TH (\S+) (\S.+\S)$/) {
126 if (!grep(/^$1$/, @Chapters)) {
127 error("First argument to .TH was '$1', which is not a known chapter");
130 if ($1 eq "Command" && $2 ne "\U$topic") {
131 error("Second argument to .TH was '$2' but it should be '\U$topic'");
134 error("The first line in the file must be a .TH request");
138 if (/^\.NA (\S+) "(\S.+\S)"$/) {
140 error("First argument to .NA was '$1' but it should be '$topic'");
144 error("The second line in the file must be a .NA request");
148 if (/^\.LV (\S+)$/) {
149 if (!grep(/^$1$/, @Levels)) {
150 error("The argument to .LV was '$1', which is not a known level");
154 error("The third line in the file must be a .LV request");
159 return ($topic, $chap, $lvl, $desc, $long);
162 # Print an integrity error message and exit with code 1
166 print STDERR "mksubj.pl:$filename:$.: $error\n";