Commit | Line | Data |
ac5ea531 |
1 | #!perl |
2 | # |
3 | # This script generates "unfcan.h", "unfcpt.h", "unfcmb.h", |
f027f502 |
4 | # "unfcmp.h", and "unfexc.h" |
48287974 |
5 | # from CombiningClass.pl, Decomposition.pl, CompositionExclusions.txt |
ac5ea531 |
6 | # in lib/unicore or unicode directory |
7 | # for Unicode::Normalize.xs. (cf. Makefile.PL) |
8 | # |
f027f502 |
9 | # Usage: <perl mkheader> in command line |
10 | # or <do 'mkheader'> in perl |
11 | # |
ac5ea531 |
12 | use 5.006; |
13 | use strict; |
14 | use warnings; |
15 | use Carp; |
6c941e0c |
16 | use File::Spec; |
17 | |
18 | our $IsEBCDIC = ord("A") != 0x41; |
ac5ea531 |
19 | |
20 | our $PACKAGE = 'Unicode::Normalize, mkheader'; |
21 | |
22 | our $Combin = do "unicore/CombiningClass.pl" |
8f118dcd |
23 | || do "unicode/CombiningClass.pl" |
24 | || croak "$PACKAGE: CombiningClass.pl not found"; |
ac5ea531 |
25 | |
26 | our $Decomp = do "unicore/Decomposition.pl" |
8f118dcd |
27 | || do "unicode/Decomposition.pl" |
28 | || croak "$PACKAGE: Decomposition.pl not found"; |
ac5ea531 |
29 | |
48287974 |
30 | our %Combin; # $codepoint => $number : combination class |
6c941e0c |
31 | our %Canon; # $codepoint => \@codepoints : canonical decomp. |
32 | our %Compat; # $codepoint => \@codepoints : compat. decomp. |
33 | # after _U_stringify(), ($codepoint => $hexstring) for %Canon and %Compat |
48287974 |
34 | our %Exclus; # $codepoint => 1 : composition exclusions |
35 | our %Single; # $codepoint => 1 : singletons |
36 | our %NonStD; # $codepoint => 1 : non-starter decompositions |
37 | |
38 | our %Comp1st; # $codepoint => $listname : may be composed with a next char. |
39 | our %Comp2nd; # $codepoint => 1 : may be composed with a prev char. |
40 | our %CompList; # $listname,$2nd => $codepoint : composite |
41 | |
42 | our $prefix = "UNF_"; |
43 | our $structname = "${prefix}complist"; |
ac5ea531 |
44 | |
6c941e0c |
45 | ########## definition of Hangul constants ########## |
46 | use constant SBase => 0xAC00; |
47 | use constant SFinal => 0xD7A3; # SBase -1 + SCount |
48 | use constant SCount => 11172; # LCount * NCount |
49 | use constant NCount => 588; # VCount * TCount |
50 | use constant LBase => 0x1100; |
51 | use constant LFinal => 0x1112; |
52 | use constant LCount => 19; |
53 | use constant VBase => 0x1161; |
54 | use constant VFinal => 0x1175; |
55 | use constant VCount => 21; |
56 | use constant TBase => 0x11A7; |
57 | use constant TFinal => 0x11C2; |
58 | use constant TCount => 28; |
59 | |
60 | sub decomposeHangul { |
61 | my $SIndex = $_[0] - SBase; |
62 | my $LIndex = int( $SIndex / NCount); |
63 | my $VIndex = int(($SIndex % NCount) / TCount); |
64 | my $TIndex = $SIndex % TCount; |
65 | my @ret = ( |
66 | LBase + $LIndex, |
67 | VBase + $VIndex, |
68 | $TIndex ? (TBase + $TIndex) : (), |
69 | ); |
70 | wantarray ? @ret : pack('U*', @ret); |
71 | # any element in @ret greater than 0xFF, so no need of u2n conversion. |
72 | } |
73 | |
74 | ########## getting full decomposion ########## |
ac5ea531 |
75 | { |
8f118dcd |
76 | my($f, $fh); |
77 | foreach my $d (@INC) { |
8f118dcd |
78 | $f = File::Spec->catfile($d, "unicore", "CompositionExclusions.txt"); |
79 | last if open($fh, $f); |
80 | $f = File::Spec->catfile($d, "unicode", "CompExcl.txt"); |
81 | last if open($fh, $f); |
82 | $f = undef; |
83 | } |
48287974 |
84 | croak "$PACKAGE: neither unicore/CompositionExclusions.txt " |
85 | . "nor unicode/CompExcl.txt is found in @INC" unless defined $f; |
86 | |
87 | while (<$fh>) { |
88 | next if /^#/ or /^$/; |
89 | s/#.*//; |
90 | $Exclus{ hex($1) } = 1 if /([0-9A-Fa-f]+)/; |
91 | } |
8f118dcd |
92 | close $fh; |
ac5ea531 |
93 | } |
94 | |
48287974 |
95 | ## |
96 | ## converts string "hhhh hhhh hhhh" to a numeric list |
97 | ## |
98 | sub _getHexArray { map hex, $_[0] =~ /([0-9A-Fa-f]+)/g } |
99 | |
8f118dcd |
100 | while ($Combin =~ /(.+)/g) { |
101 | my @tab = split /\t/, $1; |
102 | my $ini = hex $tab[0]; |
103 | if ($tab[1] eq '') { |
104 | $Combin{ $ini } = $tab[2]; |
105 | } else { |
106 | $Combin{ $_ } = $tab[2] foreach $ini .. hex($tab[1]); |
107 | } |
ac5ea531 |
108 | } |
109 | |
8f118dcd |
110 | while ($Decomp =~ /(.+)/g) { |
111 | my @tab = split /\t/, $1; |
112 | my $compat = $tab[2] =~ s/<[^>]+>//; |
113 | my $dec = [ _getHexArray($tab[2]) ]; # decomposition |
8f118dcd |
114 | my $ini = hex($tab[0]); # initial decomposable character |
48287974 |
115 | |
116 | my $listname = |
117 | @$dec == 2 ? sprintf("${structname}_%06x", $dec->[0]) : 'USELESS'; |
118 | # %04x is bad since it'd place _3046 after _1d157. |
119 | |
8f118dcd |
120 | if ($tab[1] eq '') { |
121 | $Compat{ $ini } = $dec; |
122 | |
123 | if (! $compat) { |
48287974 |
124 | $Canon{ $ini } = $dec; |
8f118dcd |
125 | |
f027f502 |
126 | if (@$dec == 2) { |
8f118dcd |
127 | if ($Combin{ $dec->[0] }) { |
128 | $NonStD{ $ini } = 1; |
129 | } else { |
48287974 |
130 | $CompList{ $listname }{ $dec->[1] } = $ini; |
131 | $Comp1st{ $dec->[0] } = $listname; |
132 | $Comp2nd{ $dec->[1] } = 1 if ! $Exclus{$ini}; |
8f118dcd |
133 | } |
f027f502 |
134 | } elsif (@$dec == 1) { |
8f118dcd |
135 | $Single{ $ini } = 1; |
f027f502 |
136 | } else { |
137 | croak("Weird Canonical Decomposition of U+$tab[0]"); |
8f118dcd |
138 | } |
139 | } |
140 | } else { |
48287974 |
141 | foreach my $u ($ini .. hex($tab[1])) { |
8f118dcd |
142 | $Compat{ $u } = $dec; |
48287974 |
143 | |
8f118dcd |
144 | if (! $compat) { |
48287974 |
145 | $Canon{ $u } = $dec; |
8f118dcd |
146 | |
f027f502 |
147 | if (@$dec == 2) { |
8f118dcd |
148 | if ($Combin{ $dec->[0] }) { |
149 | $NonStD{ $u } = 1; |
150 | } else { |
48287974 |
151 | $CompList{ $listname }{ $dec->[1] } = $u; |
152 | $Comp1st{ $dec->[0] } = $listname; |
153 | $Comp2nd{ $dec->[1] } = 1 if ! $Exclus{$u}; |
8f118dcd |
154 | } |
f027f502 |
155 | } elsif (@$dec == 1) { |
8f118dcd |
156 | $Single{ $u } = 1; |
f027f502 |
157 | } else { |
158 | croak("Weird Canonical Decomposition of U+$tab[0]"); |
8f118dcd |
159 | } |
160 | } |
161 | } |
ac5ea531 |
162 | } |
ac5ea531 |
163 | } |
164 | |
48287974 |
165 | # modern HANGUL JUNGSEONG and HANGUL JONGSEONG jamo |
166 | foreach my $j (0x1161..0x1175, 0x11A8..0x11C2) { |
167 | $Comp2nd{$j} = 1; |
ac5ea531 |
168 | } |
169 | |
170 | sub getCanonList { |
8f118dcd |
171 | my @src = @_; |
6c941e0c |
172 | my @dec = map { |
173 | (SBase <= $_ && $_ <= SFinal) ? decomposeHangul($_) |
174 | : $Canon{$_} ? @{ $Canon{$_} } : $_ |
175 | } @src; |
8f118dcd |
176 | return join(" ",@src) eq join(" ",@dec) ? @dec : getCanonList(@dec); |
177 | # condition @src == @dec is not ok. |
ac5ea531 |
178 | } |
179 | |
180 | sub getCompatList { |
8f118dcd |
181 | my @src = @_; |
6c941e0c |
182 | my @dec = map { |
183 | (SBase <= $_ && $_ <= SFinal) ? decomposeHangul($_) |
184 | : $Compat{$_} ? @{ $Compat{$_} } : $_ |
185 | } @src; |
8f118dcd |
186 | return join(" ",@src) eq join(" ",@dec) ? @dec : getCompatList(@dec); |
187 | # condition @src == @dec is not ok. |
ac5ea531 |
188 | } |
189 | |
48287974 |
190 | # exhaustive decomposition |
191 | foreach my $key (keys %Canon) { |
192 | $Canon{$key} = [ getCanonList($key) ]; |
193 | } |
194 | |
195 | # exhaustive decomposition |
196 | foreach my $key (keys %Compat) { |
197 | $Compat{$key} = [ getCompatList($key) ]; |
198 | } |
ac5ea531 |
199 | |
200 | sub _U_stringify { |
8f118dcd |
201 | sprintf '"%s"', join '', |
6c941e0c |
202 | map sprintf("\\x%02x", $_), unpack 'C*', |
203 | $IsEBCDIC |
204 | ? pack('U*', map utf8::unicode_to_native($_), @_) |
205 | : pack('U*', @_); |
ac5ea531 |
206 | } |
207 | |
208 | foreach my $hash (\%Canon, \%Compat) { |
8f118dcd |
209 | foreach my $key (keys %$hash) { |
210 | $hash->{$key} = _U_stringify( @{ $hash->{$key} } ); |
211 | } |
ac5ea531 |
212 | } |
213 | |
6c941e0c |
214 | ########## writing header files ########## |
ac5ea531 |
215 | |
8f118dcd |
216 | my @boolfunc = ( |
217 | { |
218 | name => "Exclusion", |
219 | type => "bool", |
220 | hash => \%Exclus, |
221 | }, |
222 | { |
223 | name => "Singleton", |
224 | type => "bool", |
225 | hash => \%Single, |
226 | }, |
227 | { |
228 | name => "NonStDecomp", |
229 | type => "bool", |
230 | hash => \%NonStD, |
231 | }, |
232 | { |
233 | name => "Comp2nd", |
234 | type => "bool", |
235 | hash => \%Comp2nd, |
236 | }, |
237 | ); |
ac5ea531 |
238 | |
239 | my $file = "unfexc.h"; |
240 | open FH, ">$file" or croak "$PACKAGE: $file can't be made"; |
241 | binmode FH; select FH; |
242 | |
8f118dcd |
243 | print << 'EOF'; |
244 | /* |
245 | * This file is auto-generated by mkheader. |
246 | * Any changes here will be lost! |
247 | */ |
248 | EOF |
ac5ea531 |
249 | |
8f118dcd |
250 | foreach my $tbl (@boolfunc) { |
251 | my @temp = sort {$a <=> $b} keys %{$tbl->{hash}}; |
252 | my $type = $tbl->{type}; |
253 | my $name = $tbl->{name}; |
254 | print "$type is$name (UV uv)\n{\nreturn\n\t"; |
255 | |
256 | while (@temp) { |
257 | my $cur = shift @temp; |
258 | if (@temp && $cur + 1 == $temp[0]) { |
259 | print "($cur <= uv && uv <= "; |
260 | while (@temp && $cur + 1 == $temp[0]) { |
261 | $cur = shift @temp; |
262 | } |
263 | print "$cur)"; |
264 | print "\n\t|| " if @temp; |
265 | } else { |
266 | print "uv == $cur"; |
267 | print "\n\t|| " if @temp; |
268 | } |
ac5ea531 |
269 | } |
8f118dcd |
270 | print "\n\t? TRUE : FALSE;\n}\n\n"; |
ac5ea531 |
271 | } |
272 | |
ac5ea531 |
273 | close FH; |
274 | |
275 | #################################### |
276 | |
48287974 |
277 | my $compinit = |
278 | "typedef struct { UV nextchar; UV composite; } $structname;\n\n"; |
279 | |
280 | foreach my $i (sort keys %CompList) { |
281 | $compinit .= "$structname $i [] = {\n"; |
282 | $compinit .= join ",\n", |
283 | map sprintf("\t{ %d, %d }", $_, $CompList{$i}{$_}), |
284 | sort {$a <=> $b } keys %{ $CompList{$i} }; |
285 | $compinit .= ",\n{0,0}\n};\n\n"; # with sentinel |
286 | } |
287 | |
ac5ea531 |
288 | my @tripletable = ( |
8f118dcd |
289 | { |
290 | file => "unfcmb", |
291 | name => "combin", |
292 | type => "STDCHAR", |
293 | hash => \%Combin, |
294 | null => 0, |
295 | }, |
296 | { |
297 | file => "unfcan", |
298 | name => "canon", |
299 | type => "char*", |
300 | hash => \%Canon, |
301 | null => "NULL", |
302 | }, |
303 | { |
304 | file => "unfcpt", |
305 | name => "compat", |
306 | type => "char*", |
307 | hash => \%Compat, |
308 | null => "NULL", |
309 | }, |
310 | { |
311 | file => "unfcmp", |
312 | name => "compos", |
313 | type => "$structname *", |
314 | hash => \%Comp1st, |
315 | null => "NULL", |
316 | init => $compinit, |
317 | }, |
ac5ea531 |
318 | ); |
319 | |
320 | foreach my $tbl (@tripletable) { |
8f118dcd |
321 | my $file = "$tbl->{file}.h"; |
322 | my $head = "${prefix}$tbl->{name}"; |
323 | my $type = $tbl->{type}; |
324 | my $hash = $tbl->{hash}; |
325 | my $null = $tbl->{null}; |
326 | my $init = $tbl->{init}; |
327 | |
328 | open FH, ">$file" or croak "$PACKAGE: $file can't be made"; |
329 | binmode FH; select FH; |
330 | my %val; |
331 | |
332 | print FH << 'EOF'; |
ac5ea531 |
333 | /* |
334 | * This file is auto-generated by mkheader. |
335 | * Any changes here will be lost! |
336 | */ |
337 | EOF |
338 | |
8f118dcd |
339 | print $init if defined $init; |
340 | |
341 | foreach my $uv (keys %$hash) { |
f027f502 |
342 | croak sprintf("a Unicode code point 0x%04X over 0x10FFFF.", $uv) |
343 | unless $uv <= 0x10FFFF; |
8f118dcd |
344 | my @c = unpack 'CCCC', pack 'N', $uv; |
345 | $val{ $c[1] }{ $c[2] }{ $c[3] } = $hash->{$uv}; |
346 | } |
347 | |
348 | foreach my $p (sort { $a <=> $b } keys %val) { |
349 | next if ! $val{ $p }; |
350 | for (my $r = 0; $r < 256; $r++) { |
351 | next if ! $val{ $p }{ $r }; |
352 | printf "$type ${head}_%02x_%02x [256] = {\n", $p, $r; |
353 | for (my $c = 0; $c < 256; $c++) { |
354 | print "\t", defined $val{$p}{$r}{$c} |
355 | ? "($type)".$val{$p}{$r}{$c} |
356 | : $null; |
357 | print ',' if $c != 255; |
358 | print "\n" if $c % 8 == 7; |
359 | } |
360 | print "};\n\n"; |
361 | } |
362 | } |
363 | foreach my $p (sort { $a <=> $b } keys %val) { |
364 | next if ! $val{ $p }; |
365 | printf "$type* ${head}_%02x [256] = {\n", $p; |
366 | for (my $r = 0; $r < 256; $r++) { |
367 | print $val{ $p }{ $r } |
368 | ? sprintf("${head}_%02x_%02x", $p, $r) |
369 | : "NULL"; |
370 | print ',' if $r != 255; |
371 | print "\n" if $val{ $p }{ $r } || ($r+1) % 8 == 0; |
372 | } |
373 | print "};\n\n"; |
ac5ea531 |
374 | } |
8f118dcd |
375 | print "$type** $head [] = {\n"; |
376 | for (my $p = 0; $p <= 0x10; $p++) { |
377 | print $val{ $p } ? sprintf("${head}_%02x", $p) : "NULL"; |
378 | print ',' if $p != 0x10; |
379 | print "\n"; |
ac5ea531 |
380 | } |
381 | print "};\n\n"; |
8f118dcd |
382 | close FH; |
ac5ea531 |
383 | } |
384 | |
385 | __END__ |