blob: 5e802c1f5fcb2aca42d375295c336c01dbbf40d4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
# encodings.pl - Download IANA text and compute alias list.
# Assumes you are running this program from gnu/gcj/convert/.
# Output suitable for direct inclusion in IOConverter.java.
# Map IANA canonical names onto our canonical names.
%map = (
'ANSI_X3.4-1968' => 'ASCII',
'ISO_8859-1:1987' => '8859_1',
'UTF-8' => 'UTF8',
'Shift_JIS' => 'SJIS',
'Extended_UNIX_Code_Packed_Format_for_Japanese' => 'EUCJIS'
);
if ($ARGV[0] eq '')
{
$file = 'character-sets';
if (! -f $file)
{
# Too painful to figure out how to get Perl to do it.
system 'wget -o .wget-log http://www.iana.org/assignments/character-sets';
}
}
else
{
$file = $ARGV[0];
}
open (INPUT, "< $file") || die "couldn't open $file: $!";
$body = 0;
$current = '';
while (<INPUT>)
{
chop;
$body = 1 if /^Name:/;
next unless $body;
if (/^$/)
{
$current = '';
next;
}
($type, $name) = split (/\s+/);
# Encoding names are case-insensitive. We do all processing on
# the lower-case form.
my $lower = lc ($name);
if ($type eq 'Name:')
{
$current = $map{$name};
if ($current)
{
print " hash.put (\"$lower\", \"$current\");\n";
}
}
elsif ($type eq 'Alias:')
{
# The IANA list has some ugliness.
if ($name ne '' && $name ne 'NONE' && $current)
{
print " hash.put (\"$lower\", \"$current\");\n";
}
}
}
close (INPUT);
|
