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/cvs/gvpe/doc/pod2texi
Revision: 1.3
Committed: Sun Apr 13 16:00:31 2003 UTC (21 years, 7 months ago) by pcg
Branch: MAIN
CVS Tags: poll-based-iom, VPE_0_9, VPE_1_2, VPE_1_4, VPE_1_6, VPE-1_6_1, VPE_1_0
Changes since 1.2: +99 -81 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 #!/usr/bin/perl -p
2    
3 pcg 1.3 use Pod::Tree;
4    
5 pcg 1.1 sub escape_texi($) {
6     local $_ = shift;
7     s/([\@\{\}])/\@$1/g;
8     s/\n+/ /g;
9     $_;
10     }
11    
12 pcg 1.3 sub example {
13     my $text = $_[0];
14     print "\n\n\@example\n";
15     $text =~ s/\n+$//;
16     $text =~ s/([\@\{\}])/@$1/g;
17     print $text;
18     print "\n\@end example\n\n";
19     }
20    
21 pcg 1.1 while (<>) {
22 pcg 1.3 if (/^\@c INCLUDE-(\S+) (\S+)/) {
23     my $type = $1;
24     my $name = $2;
25     my $path = $2;
26 pcg 1.1
27     $name =~ s/\.(\d)$/($1)/;
28    
29     print "\@chapter $name\n\n";
30    
31 pcg 1.3 if ($type eq "POD") {
32     open my $x, "<$path.pod" or die "$path.pod: $!";
33     my $data = do { local $/; <$x> };
34    
35     my $pod = new Pod::Tree;
36     $pod->load_string($data);
37    
38     my $walker; $walker = sub {
39     my $n = $_[0];
40     if ($n->is_code) {
41     # nop
42     } elsif ($n->is_link) {
43     my $target = $n->get_target;
44     my $page = $target->get_page;
45     my $section = $target->get_section;
46    
47     #print "<b>";
48     $walker->($_) for @{$n->get_children};
49     #print "</b>";
50     } elsif ($n->is_text) {
51     print escape_texi $n->get_text;
52     } elsif ($n->is_verbatim) {
53     example $n->get_text;
54     } elsif ($n->is_sequence) {
55     if ($n->get_letter eq "C") {
56     print "\@t{";
57     $walker->($_) for @{$n->get_children};
58     print "}";
59     } elsif ($n->get_letter eq "B") {
60     print "\@strong{";
61     $walker->($_) for @{$n->get_children};
62     print "}";
63     } elsif ($n->get_letter eq "I" or $n->get_letter eq "F") {
64     print "\@emph{";
65     $walker->($_) for @{$n->get_children};
66     print "}";
67     } else {
68     # S would mean to use nbsp
69     $walker->($_) for @{$n->get_children};
70     }
71     } elsif ($n->is_command) {
72     if ($n->is_c_head1) {
73     print "\n\@subsection ";
74     $walker->($_) for @{$n->get_children};
75     print "\n";
76     } elsif ($n->is_c_head2) {
77     print "\n\n\@subsubsection ";
78     $walker->($_) for @{$n->get_children};
79     print "\n";
80     } else {
81     # nop?
82     }
83     } elsif ($n->is_ordinary) {
84     $walker->($_) for @{$n->get_children};
85     print "\@refill\n";
86     } elsif ($n->is_root) {
87     $walker->($_) for @{$n->get_children};
88     } elsif ($n->is_list) {
89     print "\n\n\@itemize\n";
90     $walker->($_) for @{$n->get_children};
91     print "\@end itemize\n\n";
92     } elsif ($n->is_item) {
93     print "\n\n\@item\n";
94     print "\@b{";
95     $walker->($_) for @{$n->get_children};
96     print "}\n\n";
97     $walker->($_) for @{$n->get_siblings};
98     } else {
99     die "UNKNOWN NODE $_[0]{type}<br/>";
100     $walker->($_) for @{$n->get_children};
101     }
102     };
103    
104     $walker->($pod->get_root);
105     } elsif ($type eq "TEXT") {
106     open my $x, "<$path" or die "$path: $!";
107     my $data = do { local $/; <$x> };
108 pcg 1.1
109 pcg 1.3 print $data;
110     } elsif ($type eq "EXAMPLE") {
111     open my $x, "<$path" or die "$path: $!";
112     my $data = do { local $/; <$x> };
113    
114     example $data;
115     }
116 pcg 1.1 } else {
117     print;
118     }
119     }
120