1#!/usr/local/bin/perl
2# $FreeBSD$
3
4use Text::Iconv;
5use Encode;
6use strict;
7use utf8;
8
9# directories and filenames
10$0 =~ m:^(.*)/:;
11my $dir_convtool = $1 || ".";
12
13my $dir_keymaps_syscons = "/usr/src/share/syscons/keymaps";
14my $dir_keymaps_config = "$dir_convtool";
15
16my $dir_keymaps_vt = "/usr/src/share/vt/keymaps";
17my $dir_keymaps_output = "$dir_keymaps_vt/OUTPUT";
18
19my $keymap_index = "$dir_keymaps_syscons/INDEX.keymaps";
20
21my $language_map = "$dir_keymaps_config/LANG.map";
22my $keymapfile_map = "$dir_keymaps_config/KBDFILES.map";
23
24# global variables
25my %LANG_NEW;		# index: lang_old
26my %ENCODING;		# index: lang_old, file_old
27my %FILE_NEW;		# index: file_old
28
29# subroutines
30sub local_to_UCS_string
31{
32    my ($string, $old_enc) = @_;
33    my $converter = Text::Iconv->new($old_enc, "UTF-8");
34    my $result = $converter->convert($string);
35    printf "!!! conversion failed for '$string' ($old_enc)\n"
36	unless $result;
37    return $result;
38}
39
40sub lang_fixup {
41    my ($langlist) = @_;
42    my $result;
43    my $lang;
44    for $lang (split(/,/, $langlist)) {
45	$result .= ","
46	    if $result;
47	$result .= $LANG_NEW{$lang};
48    }
49    return $result;
50}
51
52# main program
53open LANGMAP, "<$language_map"
54    or die "$!";
55while (<LANGMAP>) {
56    next
57	if m/^#/;
58    my ($lang_old, $lang_new, $encoding) = split(" ");
59#    print "$lang_old|$lang_new|$encoding\n";
60    $LANG_NEW{$lang_old} = $lang_new;
61    $ENCODING{$lang_old} = $encoding;
62    $ENCODING{$lang_new} = $encoding;
63}
64close LANGMAP;
65
66$FILE_NEW{"MENU"} = "MENU"; # dummy identity mapping
67$FILE_NEW{"FONT"} = "FONT"; # dummy identity mapping
68open FILEMAP, "<$keymapfile_map"
69    or die "$!";
70while (<FILEMAP>) {
71    next
72	if m/^#/;
73    my ($encoding, $file_old, $file_new) = split(" ");
74#    print "--> ", join("|", $encoding, $file_old, $file_new, $file_locale), "\n";
75    if ($encoding and $file_old and $file_new) {
76	$ENCODING{$file_old} = $encoding;
77	$FILE_NEW{$file_old} = $file_new;
78    }
79}
80close FILEMAP;
81
82open MENUFILE, "<$keymap_index"
83    or die "$!";
84while (<MENUFILE>) {
85    if (m/^$/ or m/^#/) {
86	print;
87    } else {
88	my ($file_old, $langlist, $menutext) = split(/:/);
89	my ($lang) = split(/,/, $langlist); # first language in list selects encoding
90	$menutext = local_to_UCS_string($menutext, $ENCODING{$lang})
91	    unless $file_old eq "FONT";
92	printf "%s:%s:%s", $FILE_NEW{$file_old}, lang_fixup($langlist), $menutext;
93    }
94}
95