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bda2cd54 | 1 | #!/usr/bin/env perl |
ce02c398 JM |
2 | # |
3 | # This file and its contents are supplied under the terms of the | |
4 | # Common Development and Distribution License ("CDDL"), version 1.0. | |
5 | # You may only use this file in accordance with the terms of version | |
6 | # 1.0 of the CDDL. | |
7 | # | |
8 | # A full copy of the text of the CDDL should have accompanied this | |
9 | # source. A copy is of the CDDL is also available via the Internet | |
10 | # at http://www.illumos.org/license/CDDL. | |
11 | # | |
12 | ||
13 | # | |
14 | # Copyright 2010 Nexenta Systems, Inc. All rights reserved. | |
15 | # Copyright 2015 John Marino <draco@marino.st> | |
16 | # | |
17 | ||
18 | # This converts MAPPING files to localedef character maps | |
19 | # suitable for use with the UTF-8 derived localedef data. | |
20 | ||
21 | sub ucs_to_utf8 | |
22 | { | |
23 | my $ucs = shift; | |
24 | my $utf8; | |
25 | ||
26 | if ($ucs <= 0x7f) { | |
27 | $utf8 = sprintf("\\x%02X", $ucs).$utf8; | |
28 | } elsif ($ucs <= 0x7ff) { | |
29 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
30 | $ucs >>= 6; | |
31 | $utf8 = sprintf("\\x%02X", $ucs | 0xc0).$utf8; | |
32 | ||
33 | } elsif ($ucs <= 0xffff) { | |
34 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
35 | $ucs >>= 6; | |
36 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
37 | $ucs >>= 6; | |
38 | $utf8 = sprintf("\\x%02X", $ucs | 0xe0).$utf8; | |
39 | ||
40 | } elsif ($ucs <= 0x1fffff) { | |
41 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
42 | $ucs >>= 6; | |
43 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
44 | $ucs >>= 6; | |
45 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
46 | $ucs >>= 6; | |
47 | $utf8 = sprintf("\\x%02X", $ucs | 0xf0).$utf8; | |
48 | ||
49 | } elsif ($ucs <= 0x03ffffff) { | |
50 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
51 | $ucs >>= 6; | |
52 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
53 | $ucs >>= 6; | |
54 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
55 | $ucs >>= 6; | |
56 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
57 | $ucs >>= 6; | |
58 | $utf8 = sprintf("\\x%02X", $ucs | 0xf8).$utf8; | |
59 | ||
60 | } else { | |
61 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
62 | $ucs >>= 6; | |
63 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
64 | $ucs >>= 6; | |
65 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
66 | $ucs >>= 6; | |
67 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
68 | $ucs >>= 6; | |
69 | $utf8 = sprintf("\\x%02X", ($ucs & 0x3f) | 0x80).$utf8; | |
70 | $ucs >>= 6; | |
71 | $utf8 = sprintf("\\x%02X", $ucs | 0xf8).$utf8; | |
72 | } | |
73 | ||
74 | return ($utf8); | |
75 | } | |
76 | ||
77 | my %unames; | |
78 | my %uvalues; | |
79 | ||
80 | # | |
81 | # This is not a general purpose Character Map parser, but its good enough | |
82 | # for the stock one supplied with CLDR. | |
83 | # | |
84 | sub load_utf8_cm | |
85 | { | |
86 | my $file = shift; | |
87 | ||
88 | open(UTF8, "$file") || die "open"; | |
89 | ||
90 | while (<UTF8>) { | |
91 | next if (/^#/); | |
92 | next if (/^\s*$/); | |
93 | next if (/^\s*CHARMAP\s*$/); | |
94 | next if (/^\s*END\s*CHARMAP\s*$/); | |
95 | chomp; | |
96 | @words = split /\s+/; | |
97 | $name = $words[0]; | |
98 | $utf8val = $words[1]; | |
99 | ||
100 | if (defined($unames{$utf8val})) { | |
101 | $unames{$utf8val} .= "\n" .$name; | |
102 | } else { | |
103 | $unames{$utf8val} = $name; | |
104 | } | |
105 | $uvalues{$name} = $utf8val; | |
106 | } | |
107 | close(UTF8); | |
108 | } | |
109 | ||
110 | my %map; | |
111 | ||
112 | sub load_map | |
113 | { | |
114 | my $file = shift; | |
115 | ||
116 | open(MAP, "$file") || die "open"; | |
117 | ||
118 | while (<MAP>) { | |
119 | next if (/^#/); | |
120 | next if (/^\s*$/); | |
121 | next if (/^0x..\+0x../); | |
122 | next if (/^0x[0-9A-F]{4}\t0x[0-9A-F]{4} 0x[0-9A-F]{4}/); | |
123 | next if (/^0x[0-9A-F]{2}\s+#/); | |
124 | next if (/# ... NO MAPPING .../); | |
125 | chomp; | |
126 | @words = split /\s+/; | |
127 | $utf8 = $words[1]; | |
128 | $utf8 =~ s/^\\x[0]*//; | |
129 | $utf8 = ucs_to_utf8(hex($utf8)); | |
130 | $val = $words[0]; | |
131 | if (defined ($map{$val})) { | |
132 | $map{$val} .= " ".$utf8; | |
133 | } else { | |
134 | $map{$val} = $utf8; | |
135 | } | |
136 | } | |
137 | } | |
138 | ||
139 | sub mb_str | |
140 | { | |
141 | my $val = shift; | |
142 | my $str = ""; | |
143 | $val = hex($val); | |
144 | ||
145 | if ($val == 0) { | |
146 | return ("\\x00"); | |
147 | } | |
148 | while ($val) { | |
149 | $str = sprintf("\\x%02x", $val & 0xff).$str; | |
150 | $val >>= 8; | |
151 | } | |
152 | return ($str); | |
153 | } | |
154 | ||
155 | $mf = shift(@ARGV); | |
156 | $codeset = shift(@ARGV); | |
157 | my $max_mb; | |
158 | ||
159 | load_utf8_cm("etc/final-maps/map.UTF-8"); | |
160 | load_map($mf); | |
161 | ||
162 | ||
163 | if ($codeset eq "SJIS") { $max_mb = 2 } | |
164 | elsif ($codeset eq "eucCN") { $max_mb = 2 } | |
165 | elsif ($codeset eq "eucJP") { $max_mb = 3 } | |
166 | elsif ($codeset eq "eucKR") { $max_mb = 2 } | |
167 | elsif ($codeset eq "GBK") { $max_mb = 2 } | |
168 | elsif ($codeset eq "GB2312") { $max_mb = 2 } | |
169 | elsif ($codeset eq "Big5") { $max_mb = 2 } | |
170 | elsif ($codeset eq "Big5HKSCS") { $max_mb = 2 } | |
171 | else { $max_mb = 1 }; | |
172 | print("<code_set_name> \"$codeset\"\n"); | |
173 | print("<mb_cur_min> 1\n"); | |
174 | print("<mb_cur_max> $max_mb\n"); | |
175 | ||
176 | print("CHARMAP\n"); | |
177 | foreach $val (sort (keys (%map))) { | |
178 | #$utf8 = $map{$val}; | |
179 | foreach $utf8 (split / /, $map{$val}) { | |
180 | $ref = $unames{$utf8}; | |
181 | foreach $name (sort (split /\n/, $ref)) { | |
182 | print "$name"; | |
183 | my $nt = int((64 - length($name) + 7) / 8); | |
184 | while ($nt) { | |
185 | print "\t"; | |
186 | $nt--; | |
187 | } | |
188 | print mb_str($val)."\n"; | |
189 | } | |
190 | } | |
191 | } | |
192 | print "END CHARMAP\n"; |