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1 ## !!!!!!!!!!!!!! IF YOU MODIFY THIS FILE !!!!!!!!!!!!!!!!!!!!!!!!! 2 ## Any files created or read by this program should be listed in 'mktables.lst' 3 4 #!/usr/bin/perl -w 5 require 5.008; # Needs pack "U". Probably safest to run on 5.8.x 6 use strict; 7 use Carp; 8 use File::Spec; 9 10 ## 11 ## mktables -- create the runtime Perl Unicode files (lib/unicore/**/*.pl) 12 ## from the Unicode database files (lib/unicore/*.txt). 13 ## 14 15 ## "Fuzzy" means this section in Unicode TR18: 16 ## 17 ## The recommended names for UCD properties and property values are in 18 ## PropertyAliases.txt [Prop] and PropertyValueAliases.txt 19 ## [PropValue]. There are both abbreviated names and longer, more 20 ## descriptive names. It is strongly recommended that both names be 21 ## recognized, and that loose matching of property names be used, 22 ## whereby the case distinctions, whitespace, hyphens, and underbar 23 ## are ignored. 24 25 ## Base names already used in lib/gc_sc (for avoiding 8.3 conflicts) 26 my %BaseNames; 27 28 ## 29 ## Process any args. 30 ## 31 my $Verbose = 0; 32 my $MakeTestScript = 0; 33 my $AlwaysWrite = 0; 34 my $UseDir = ""; 35 my $FileList = "$0.lst"; 36 my $MakeList = 0; 37 38 while (@ARGV) 39 { 40 my $arg = shift @ARGV; 41 if ($arg eq '-v') { 42 $Verbose = 1; 43 } elsif ($arg eq '-q') { 44 $Verbose = 0; 45 } elsif ($arg eq '-w') { 46 $AlwaysWrite = 1; # update the files even if they havent changed 47 $FileList = ""; 48 } elsif ($arg eq '-check') { 49 my $this = shift @ARGV; 50 my $ok = shift @ARGV; 51 if ($this ne $ok) { 52 print "Skipping as check params are not the same.\n"; 53 exit(0); 54 } 55 } elsif ($arg eq '-maketest') { 56 $MakeTestScript = 1; 57 } elsif ($arg eq '-makelist') { 58 $MakeList = 1; 59 } elsif ($arg eq '-C' && defined ($UseDir = shift)) { 60 -d $UseDir or die "Unknown directory '$UseDir'"; 61 } elsif ($arg eq '-L' && defined ($FileList = shift)) { 62 -e $FileList or die "Filelist '$FileList' doesn't appear to exist!"; 63 } else { 64 die "usage: $0 [-v|-q|-w|-C dir|-L filelist] [-maketest] [-makelist]\n", 65 " -v : Verbose Mode\n", 66 " -q : Quiet Mode\n", 67 " -w : Write files regardless\n", 68 " -maketest : Make test script\n", 69 " -makelist : Rewrite the file list based on current setup\n", 70 " -L filelist : Use this file list, (defaults to $0)\n", 71 " -C dir : Change to this directory before proceeding\n", 72 " -check A B : Executes only if A and B are the same\n"; 73 } 74 } 75 76 if ($FileList) { 77 print "Reading file list '$FileList'\n" 78 if $Verbose; 79 open my $fh,"<",$FileList or die "Failed to read '$FileList':$!"; 80 my @input; 81 my @output; 82 for my $list ( \@input, \@output ) { 83 while (<$fh>) { 84 s/^ \s+ | \s+ $//xg; 85 next if /^ \s* (?: \# .* )? $/x; 86 last if /^ =+ $/x; 87 my ( $file ) = split /\t/, $_; 88 push @$list, $file; 89 } 90 my %dupe; 91 @$list = grep !$dupe{ $_ }++, @$list; 92 } 93 close $fh; 94 die "No input or output files in '$FileList'!" 95 if !@input or !@output; 96 if ( $MakeList ) { 97 foreach my $file (@output) { 98 unlink $file; 99 } 100 } 101 if ( $Verbose ) { 102 print "Expecting ".scalar( @input )." input files. ", 103 "Checking ".scalar( @output )." output files.\n"; 104 } 105 # we set maxtime to be the youngest input file, including $0 itself. 106 my $maxtime = -M $0; # do this before the chdir! 107 if ($UseDir) { 108 chdir $UseDir or die "Failed to chdir to '$UseDir':$!"; 109 } 110 foreach my $in (@input) { 111 my $time = -M $in; 112 die "Missing input file '$in'" unless defined $time; 113 $maxtime = $time if $maxtime < $time; 114 } 115 116 # now we check to see if any output files are older than maxtime, if 117 # they are we need to continue on, otherwise we can presumably bail. 118 my $ok = 1; 119 foreach my $out (@output) { 120 if ( ! -e $out ) { 121 print "'$out' is missing.\n" 122 if $Verbose; 123 $ok = 0; 124 last; 125 } 126 if ( -M $out > $maxtime ) { 127 print "'$out' is too old.\n" 128 if $Verbose; 129 $ok = 0; 130 last; 131 } 132 } 133 if ($ok) { 134 print "Files seem to be ok, not bothering to rebuild.\n"; 135 exit(0); 136 } 137 print "Must rebuild tables.\n" 138 if $Verbose; 139 } else { 140 if ($Verbose) { 141 print "Not checking filelist.\n"; 142 } 143 if ($UseDir) { 144 chdir $UseDir or die "Failed to chdir to '$UseDir':$!"; 145 } 146 } 147 148 foreach my $lib ('To', 'lib', 149 map {File::Spec->catdir("lib",$_)} 150 qw(gc_sc dt bc hst ea jt lb nt ccc)) { 151 next if -d $lib; 152 mkdir $lib, 0755 or die "mkdir '$lib': $!"; 153 } 154 155 my $LastUnicodeCodepoint = 0x10FFFF; # As of Unicode 3.1.1. 156 157 my $HEADER=<<"EOF"; 158 # !!!!!!! DO NOT EDIT THIS FILE !!!!!!! 159 # This file is built by $0 from e.g. UnicodeData.txt. 160 # Any changes made here will be lost! 161 162 EOF 163 164 sub force_unlink { 165 my $filename = shift; 166 return unless -e $filename; 167 return if CORE::unlink($filename); 168 # We might need write permission 169 chmod 0777, $filename; 170 CORE::unlink($filename) or die "Couldn't unlink $filename: $!\n"; 171 } 172 173 ## 174 ## Given a filename and a reference to an array of lines, 175 ## write the lines to the file only if the contents have not changed. 176 ## Filename can be given as an arrayref of directory names 177 ## 178 sub WriteIfChanged($\@) 179 { 180 my $file = shift; 181 my $lines = shift; 182 183 $file = File::Spec->catfile(@$file) if ref $file; 184 185 my $TextToWrite = join '', @$lines; 186 if (open IN, $file) { 187 local($/) = undef; 188 my $PreviousText = <IN>; 189 close IN; 190 if ($PreviousText eq $TextToWrite) { 191 print "$file unchanged.\n" if $Verbose; 192 return unless $AlwaysWrite; 193 } 194 } 195 force_unlink ($file); 196 if (not open OUT, ">$file") { 197 die "$0: can't open $file for output: $!\n"; 198 } 199 print "$file written.\n" if $Verbose; 200 201 print OUT $TextToWrite; 202 close OUT; 203 } 204 205 ## 206 ## The main datastructure (a "Table") represents a set of code points that 207 ## are part of a particular quality (that are part of \pL, \p{InGreek}, 208 ## etc.). They are kept as ranges of code points (starting and ending of 209 ## each range). 210 ## 211 ## For example, a range ASCII LETTERS would be represented as: 212 ## [ [ 0x41 => 0x5A, 'UPPER' ], 213 ## [ 0x61 => 0x7A, 'LOWER, ] ] 214 ## 215 sub RANGE_START() { 0 } ## index into range element 216 sub RANGE_END() { 1 } ## index into range element 217 sub RANGE_NAME() { 2 } ## index into range element 218 219 ## Conceptually, these should really be folded into the 'Table' objects 220 my %TableInfo; 221 my %TableDesc; 222 my %FuzzyNames; 223 my %AliasInfo; 224 my %CanonicalToOrig; 225 226 ## 227 ## Turn something like 228 ## OLD-ITALIC 229 ## into 230 ## OldItalic 231 ## 232 sub CanonicalName($) 233 { 234 my $orig = shift; 235 my $name = lc $orig; 236 $name =~ s/(?<![a-z])(\w)/\u$1/g; 237 $name =~ s/[-_\s]+//g; 238 239 $CanonicalToOrig{$name} = $orig if not $CanonicalToOrig{$name}; 240 return $name; 241 } 242 243 244 ## 245 ## Store the alias definitions for later use. 246 ## 247 my %PropertyAlias; 248 my %PropValueAlias; 249 250 my %PA_reverse; 251 my %PVA_reverse; 252 253 sub Build_Aliases() 254 { 255 ## 256 ## Most of the work with aliases doesn't occur here, 257 ## but rather in utf8_heavy.pl, which uses PVA.pl, 258 259 # Placate the warnings about used only once. (They are used again, but 260 # via a typeglob lookup) 261 %utf8::PropertyAlias = (); 262 %utf8::PA_reverse = (); 263 %utf8::PropValueAlias = (); 264 %utf8::PVA_reverse = (); 265 %utf8::PVA_abbr_map = (); 266 267 open PA, "< PropertyAliases.txt" 268 or confess "Can't open PropertyAliases.txt: $!"; 269 while (<PA>) { 270 s/#.*//; 271 s/\s+$//; 272 next if /^$/; 273 274 my ($abbrev, $name) = split /\s*;\s*/; 275 next if $abbrev eq "n/a"; 276 $PropertyAlias{$abbrev} = $name; 277 $PA_reverse{$name} = $abbrev; 278 279 # The %utf8::... versions use japhy's code originally from utf8_pva.pl 280 # However, it's moved here so that we build the tables at runtime. 281 tr/ _-//d for $abbrev, $name; 282 $utf8::PropertyAlias{lc $abbrev} = $name; 283 $utf8::PA_reverse{lc $name} = $abbrev; 284 } 285 close PA; 286 287 open PVA, "< PropValueAliases.txt" 288 or confess "Can't open PropValueAliases.txt: $!"; 289 while (<PVA>) { 290 s/#.*//; 291 s/\s+$//; 292 next if /^$/; 293 294 my ($prop, @data) = split /\s*;\s*/; 295 296 if ($prop eq 'ccc') { 297 $PropValueAlias{$prop}{$data[1]} = [ @data[0,2] ]; 298 $PVA_reverse{$prop}{$data[2]} = [ @data[0,1] ]; 299 } 300 else { 301 next if $data[0] eq "n/a"; 302 $PropValueAlias{$prop}{$data[0]} = $data[1]; 303 $PVA_reverse{$prop}{$data[1]} = $data[0]; 304 } 305 306 shift @data if $prop eq 'ccc'; 307 next if $data[0] eq "n/a"; 308 309 $data[1] =~ tr/ _-//d; 310 $utf8::PropValueAlias{$prop}{lc $data[0]} = $data[1]; 311 $utf8::PVA_reverse{$prop}{lc $data[1]} = $data[0]; 312 313 my $abbr_class = ($prop eq 'gc' or $prop eq 'sc') ? 'gc_sc' : $prop; 314 $utf8::PVA_abbr_map{$abbr_class}{lc $data[0]} = $data[0]; 315 } 316 close PVA; 317 318 # backwards compatibility for L& -> LC 319 $utf8::PropValueAlias{gc}{'l&'} = $utf8::PropValueAlias{gc}{lc}; 320 $utf8::PVA_abbr_map{gc_sc}{'l&'} = $utf8::PVA_abbr_map{gc_sc}{lc}; 321 322 } 323 324 325 ## 326 ## Associates a property ("Greek", "Lu", "Assigned",...) with a Table. 327 ## 328 ## Called like: 329 ## New_Prop(In => 'Greek', $Table, Desc => 'Greek Block', Fuzzy => 1); 330 ## 331 ## Normally, these parameters are set when the Table is created (when the 332 ## Table->New constructor is called), but there are times when it needs to 333 ## be done after-the-fact...) 334 ## 335 sub New_Prop($$$@) 336 { 337 my $Type = shift; ## "Is" or "In"; 338 my $Name = shift; 339 my $Table = shift; 340 341 ## remaining args are optional key/val 342 my %Args = @_; 343 344 my $Fuzzy = delete $Args{Fuzzy}; 345 my $Desc = delete $Args{Desc}; # description 346 347 $Name = CanonicalName($Name) if $Fuzzy; 348 349 ## sanity check a few args 350 if (%Args or ($Type ne 'Is' and $Type ne 'In') or not ref $Table) { 351 confess "$0: bad args to New_Prop" 352 } 353 354 if (not $TableInfo{$Type}->{$Name}) 355 { 356 $TableInfo{$Type}->{$Name} = $Table; 357 $TableDesc{$Type}->{$Name} = $Desc; 358 if ($Fuzzy) { 359 $FuzzyNames{$Type}->{$Name} = $Name; 360 } 361 } 362 } 363 364 365 ## 366 ## Creates a new Table object. 367 ## 368 ## Args are key/value pairs: 369 ## In => Name -- Name of "In" property to be associated with 370 ## Is => Name -- Name of "Is" property to be associated with 371 ## Fuzzy => Boolean -- True if name can be accessed "fuzzily" 372 ## Desc => String -- Description of the property 373 ## 374 ## No args are required. 375 ## 376 sub Table::New 377 { 378 my $class = shift; 379 my %Args = @_; 380 381 my $Table = bless [], $class; 382 383 my $Fuzzy = delete $Args{Fuzzy}; 384 my $Desc = delete $Args{Desc}; 385 386 for my $Type ('Is', 'In') 387 { 388 if (my $Name = delete $Args{$Type}) { 389 New_Prop($Type => $Name, $Table, Desc => $Desc, Fuzzy => $Fuzzy); 390 } 391 } 392 393 ## shouldn't have any left over 394 if (%Args) { 395 confess "$0: bad args to Table->New" 396 } 397 398 return $Table; 399 } 400 401 402 ## 403 ## Returns the maximum code point currently in the table. 404 ## 405 sub Table::Max 406 { 407 my $last = $_[0]->[-1]; ## last code point 408 confess "oops" unless $last; ## must have code points to have a max 409 return $last->[RANGE_END]; 410 } 411 412 ## 413 ## Replaces the codepoints in the Table with those in the Table given 414 ## as an arg. (NOTE: this is not a "deep copy"). 415 ## 416 sub Table::Replace($$) 417 { 418 my $Table = shift; #self 419 my $New = shift; 420 421 @$Table = @$New; 422 } 423 424 ## 425 ## Given a new code point, make the last range of the Table extend to 426 ## include the new (and all intervening) code points. 427 ## 428 ## Takes the time to make sure that the extension is valid. 429 ## 430 sub Table::Extend 431 { 432 my $Table = shift; #self 433 my $codepoint = shift; 434 435 my $PrevMax = $Table->Max; 436 437 confess "oops ($codepoint <= $PrevMax)" if $codepoint <= $PrevMax; 438 439 $Table->ExtendNoCheck($codepoint); 440 } 441 442 443 ## 444 ## Given a new code point, make the last range of the Table extend to 445 ## include the new (and all intervening) code points. 446 ## 447 ## Does NOT check that the extension is valid. Assumes that the caller 448 ## has already made this check. 449 ## 450 sub Table::ExtendNoCheck 451 { 452 ## Optmized adding: Assumes $Table and $codepoint as parms 453 $_[0]->[-1]->[RANGE_END] = $_[1]; 454 } 455 456 ## 457 ## Given a code point range start and end (and optional name), blindly 458 ## append them to the list of ranges for the Table. 459 ## 460 ## NOTE: Code points must be added in strictly ascending numeric order. 461 ## 462 sub Table::RawAppendRange 463 { 464 my $Table = shift; #self 465 my $start = shift; 466 my $end = shift; 467 my $name = shift; 468 $name = "" if not defined $name; ## warning: $name can be "0" 469 470 push @$Table, [ $start, # RANGE_START 471 $end, # RANGE_END 472 $name ]; # RANGE_NAME 473 } 474 475 ## 476 ## Given a code point (and optional name), add it to the Table. 477 ## 478 ## NOTE: Code points must be added in strictly ascending numeric order. 479 ## 480 sub Table::Append 481 { 482 my $Table = shift; #self 483 my $codepoint = shift; 484 my $name = shift; 485 $name = "" if not defined $name; ## warning: $name can be "0" 486 487 ## 488 ## If we've already got a range working, and this code point is the next 489 ## one in line, and if the name is the same, just extend the current range. 490 ## 491 my $last = $Table->[-1]; 492 if ($last 493 and 494 $last->[RANGE_END] == $codepoint - 1 495 and 496 $last->[RANGE_NAME] eq $name) 497 { 498 $Table->ExtendNoCheck($codepoint); 499 } 500 else 501 { 502 $Table->RawAppendRange($codepoint, $codepoint, $name); 503 } 504 } 505 506 ## 507 ## Given a code point range starting value and ending value (and name), 508 ## Add the range to teh Table. 509 ## 510 ## NOTE: Code points must be added in strictly ascending numeric order. 511 ## 512 sub Table::AppendRange 513 { 514 my $Table = shift; #self 515 my $start = shift; 516 my $end = shift; 517 my $name = shift; 518 $name = "" if not defined $name; ## warning: $name can be "0" 519 520 $Table->Append($start, $name); 521 $Table->Extend($end) if $end > $start; 522 } 523 524 ## 525 ## Return a new Table that represents all code points not in the Table. 526 ## 527 sub Table::Invert 528 { 529 my $Table = shift; #self 530 531 my $New = Table->New(); 532 my $max = -1; 533 for my $range (@$Table) 534 { 535 my $start = $range->[RANGE_START]; 536 my $end = $range->[RANGE_END]; 537 if ($start-1 >= $max+1) { 538 $New->AppendRange($max+1, $start-1, ""); 539 } 540 $max = $end; 541 } 542 if ($max+1 < $LastUnicodeCodepoint) { 543 $New->AppendRange($max+1, $LastUnicodeCodepoint); 544 } 545 return $New; 546 } 547 548 ## 549 ## Merges any number of other tables with $self, returning the new table. 550 ## (existing tables are not modified) 551 ## 552 ## 553 ## Args may be Tables, or individual code points (as integers). 554 ## 555 ## Can be called as either a constructor or a method. 556 ## 557 sub Table::Merge 558 { 559 shift(@_) if not ref $_[0]; ## if called as a constructor, lose the class 560 my @Tables = @_; 561 562 ## Accumulate all records from all tables 563 my @Records; 564 for my $Arg (@Tables) 565 { 566 if (ref $Arg) { 567 ## arg is a table -- get its ranges 568 push @Records, @$Arg; 569 } else { 570 ## arg is a codepoint, make a range 571 push @Records, [ $Arg, $Arg ] 572 } 573 } 574 575 ## sort by range start, with longer ranges coming first. 576 my ($first, @Rest) = sort { 577 ($a->[RANGE_START] <=> $b->[RANGE_START]) 578 or 579 ($b->[RANGE_END] <=> $b->[RANGE_END]) 580 } @Records; 581 582 my $New = Table->New(); 583 584 ## Ensuring the first range is there makes the subsequent loop easier 585 $New->AppendRange($first->[RANGE_START], 586 $first->[RANGE_END]); 587 588 ## Fold in records so long as they add new information. 589 for my $set (@Rest) 590 { 591 my $start = $set->[RANGE_START]; 592 my $end = $set->[RANGE_END]; 593 if ($start > $New->Max) { 594 $New->AppendRange($start, $end); 595 } elsif ($end > $New->Max) { 596 $New->ExtendNoCheck($end); 597 } 598 } 599 600 return $New; 601 } 602 603 ## 604 ## Given a filename, write a representation of the Table to a file. 605 ## May have an optional comment as a 2nd arg. 606 ## Filename may actually be an arrayref of directories 607 ## 608 sub Table::Write 609 { 610 my $Table = shift; #self 611 my $filename = shift; 612 my $comment = shift; 613 614 my @OUT = $HEADER; 615 if (defined $comment) { 616 $comment =~ s/\s+\Z//; 617 $comment =~ s/^/# /gm; 618 push @OUT, "#\n$comment\n#\n"; 619 } 620 push @OUT, "return <<'END';\n"; 621 622 for my $set (@$Table) 623 { 624 my $start = $set->[RANGE_START]; 625 my $end = $set->[RANGE_END]; 626 my $name = $set->[RANGE_NAME]; 627 628 if ($start == $end) { 629 push @OUT, sprintf "%04X\t\t%s\n", $start, $name; 630 } else { 631 push @OUT, sprintf "%04X\t%04X\t%s\n", $start, $end, $name; 632 } 633 } 634 635 push @OUT, "END\n"; 636 637 WriteIfChanged($filename, @OUT); 638 } 639 640 ## This used only for making the test script. 641 ## helper function 642 sub IsUsable($) 643 { 644 my $code = shift; 645 return 0 if $code <= 0x0000; ## don't use null 646 return 0 if $code >= $LastUnicodeCodepoint; ## keep in range 647 return 0 if ($code >= 0xD800 and $code <= 0xDFFF); ## no surrogates 648 return 0 if ($code >= 0xFDD0 and $code <= 0xFDEF); ## utf8.c says no good 649 return 0 if (($code & 0xFFFF) == 0xFFFE); ## utf8.c says no good 650 return 0 if (($code & 0xFFFF) == 0xFFFF); ## utf8.c says no good 651 return 1; 652 } 653 654 ## Return a code point that's part of the table. 655 ## Returns nothing if the table is empty (or covers only surrogates). 656 ## This used only for making the test script. 657 sub Table::ValidCode 658 { 659 my $Table = shift; #self 660 for my $set (@$Table) { 661 return $set->[RANGE_END] if IsUsable($set->[RANGE_END]); 662 } 663 return (); 664 } 665 666 ## Return a code point that's not part of the table 667 ## Returns nothing if the table covers all code points. 668 ## This used only for making the test script. 669 sub Table::InvalidCode 670 { 671 my $Table = shift; #self 672 673 return 0x1234 if not @$Table; 674 675 for my $set (@$Table) 676 { 677 if (IsUsable($set->[RANGE_END] + 1)) 678 { 679 return $set->[RANGE_END] + 1; 680 } 681 682 if (IsUsable($set->[RANGE_START] - 1)) 683 { 684 return $set->[RANGE_START] - 1; 685 } 686 } 687 return (); 688 } 689 690 ########################################################################### 691 ########################################################################### 692 ########################################################################### 693 694 695 ## 696 ## Called like: 697 ## New_Alias(Is => 'All', SameAs => 'Any', Fuzzy => 1); 698 ## 699 ## The args must be in that order, although the Fuzzy pair may be omitted. 700 ## 701 ## This creates 'IsAll' as an alias for 'IsAny' 702 ## 703 sub New_Alias($$$@) 704 { 705 my $Type = shift; ## "Is" or "In" 706 my $Alias = shift; 707 my $SameAs = shift; # expecting "SameAs" -- just ignored 708 my $Name = shift; 709 710 ## remaining args are optional key/val 711 my %Args = @_; 712 713 my $Fuzzy = delete $Args{Fuzzy}; 714 715 ## sanity check a few args 716 if (%Args or ($Type ne 'Is' and $Type ne 'In') or $SameAs ne 'SameAs') { 717 confess "$0: bad args to New_Alias" 718 } 719 720 $Alias = CanonicalName($Alias) if $Fuzzy; 721 722 if (not $TableInfo{$Type}->{$Name}) 723 { 724 my $CName = CanonicalName($Name); 725 if ($TableInfo{$Type}->{$CName}) { 726 confess "$0: Use canonical form '$CName' instead of '$Name' for alias."; 727 } else { 728 confess "$0: don't have original $Type => $Name to make alias\n"; 729 } 730 } 731 if ($TableInfo{$Alias}) { 732 confess "$0: already have original $Type => $Alias; can't make alias"; 733 } 734 $AliasInfo{$Type}->{$Name} = $Alias; 735 if ($Fuzzy) { 736 $FuzzyNames{$Type}->{$Alias} = $Name; 737 } 738 739 } 740 741 742 ## All assigned code points 743 my $Assigned = Table->New(Is => 'Assigned', 744 Desc => "All assigned code points", 745 Fuzzy => 0); 746 747 my $Name = Table->New(); ## all characters, individually by name 748 my $General = Table->New(); ## all characters, grouped by category 749 my %General; 750 my %Cat; 751 752 ## Simple Data::Dumper alike. Good enough for our needs. We can't use the real 753 ## thing as we have to run under miniperl 754 sub simple_dumper { 755 my @lines; 756 my $item; 757 foreach $item (@_) { 758 if (ref $item) { 759 if (ref $item eq 'ARRAY') { 760 push @lines, "[\n", simple_dumper (@$item), "],\n"; 761 } elsif (ref $item eq 'HASH') { 762 push @lines, "{\n", simple_dumper (%$item), "},\n"; 763 } else { 764 die "Can't cope with $item"; 765 } 766 } else { 767 if (defined $item) { 768 my $copy = $item; 769 $copy =~ s/([\'\\])/\\$1/gs; 770 push @lines, "'$copy',\n"; 771 } else { 772 push @lines, "undef,\n"; 773 } 774 } 775 } 776 @lines; 777 } 778 779 ## 780 ## Process UnicodeData.txt (Categories, etc.) 781 ## 782 sub UnicodeData_Txt() 783 { 784 my $Bidi = Table->New(); 785 my $Deco = Table->New(); 786 my $Comb = Table->New(); 787 my $Number = Table->New(); 788 my $Mirrored = Table->New();#Is => 'Mirrored', 789 #Desc => "Mirrored in bidirectional text", 790 #Fuzzy => 0); 791 792 my %DC; 793 my %Bidi; 794 my %Number; 795 $DC{can} = Table->New(); 796 $DC{com} = Table->New(); 797 798 ## Initialize Perl-generated categories 799 ## (Categories from UnicodeData.txt are auto-initialized in gencat) 800 $Cat{Alnum} = 801 Table->New(Is => 'Alnum', Desc => "[[:Alnum:]]", Fuzzy => 0); 802 $Cat{Alpha} = 803 Table->New(Is => 'Alpha', Desc => "[[:Alpha:]]", Fuzzy => 0); 804 $Cat{ASCII} = 805 Table->New(Is => 'ASCII', Desc => "[[:ASCII:]]", Fuzzy => 0); 806 $Cat{Blank} = 807 Table->New(Is => 'Blank', Desc => "[[:Blank:]]", Fuzzy => 0); 808 $Cat{Cntrl} = 809 Table->New(Is => 'Cntrl', Desc => "[[:Cntrl:]]", Fuzzy => 0); 810 $Cat{Digit} = 811 Table->New(Is => 'Digit', Desc => "[[:Digit:]]", Fuzzy => 0); 812 $Cat{Graph} = 813 Table->New(Is => 'Graph', Desc => "[[:Graph:]]", Fuzzy => 0); 814 $Cat{Lower} = 815 Table->New(Is => 'Lower', Desc => "[[:Lower:]]", Fuzzy => 0); 816 $Cat{Print} = 817 Table->New(Is => 'Print', Desc => "[[:Print:]]", Fuzzy => 0); 818 $Cat{Punct} = 819 Table->New(Is => 'Punct', Desc => "[[:Punct:]]", Fuzzy => 0); 820 $Cat{Space} = 821 Table->New(Is => 'Space', Desc => "[[:Space:]]", Fuzzy => 0); 822 $Cat{Title} = 823 Table->New(Is => 'Title', Desc => "[[:Title:]]", Fuzzy => 0); 824 $Cat{Upper} = 825 Table->New(Is => 'Upper', Desc => "[[:Upper:]]", Fuzzy => 0); 826 $Cat{XDigit} = 827 Table->New(Is => 'XDigit', Desc => "[[:XDigit:]]", Fuzzy => 0); 828 $Cat{Word} = 829 Table->New(Is => 'Word', Desc => "[[:Word:]]", Fuzzy => 0); 830 $Cat{SpacePerl} = 831 Table->New(Is => 'SpacePerl', Desc => '\s', Fuzzy => 0); 832 $Cat{VertSpace} = 833 Table->New(Is => 'VertSpace', Desc => '\v', Fuzzy => 0); 834 $Cat{HorizSpace} = 835 Table->New(Is => 'HorizSpace', Desc => '\h', Fuzzy => 0); 836 my %To; 837 $To{Upper} = Table->New(); 838 $To{Lower} = Table->New(); 839 $To{Title} = Table->New(); 840 $To{Digit} = Table->New(); 841 842 sub gencat($$$$) 843 { 844 my ($name, ## Name ("LATIN CAPITAL LETTER A") 845 $cat, ## Category ("Lu", "Zp", "Nd", etc.) 846 $code, ## Code point (as an integer) 847 $op) = @_; 848 849 my $MajorCat = substr($cat, 0, 1); ## L, M, Z, S, etc 850 851 $Assigned->$op($code); 852 $Name->$op($code, $name); 853 $General->$op($code, $cat); 854 855 ## add to the sub category (e.g. "Lu", "Nd", "Cf", ..) 856 $Cat{$cat} ||= Table->New(Is => $cat, 857 Desc => "General Category '$cat'", 858 Fuzzy => 0); 859 $Cat{$cat}->$op($code); 860 861 ## add to the major category (e.g. "L", "N", "C", ...) 862 $Cat{$MajorCat} ||= Table->New(Is => $MajorCat, 863 Desc => "Major Category '$MajorCat'", 864 Fuzzy => 0); 865 $Cat{$MajorCat}->$op($code); 866 867 ($General{$name} ||= Table->New)->$op($code, $name); 868 869 # 005F: SPACING UNDERSCORE 870 $Cat{Word}->$op($code) if $cat =~ /^[LMN]|Pc/; 871 $Cat{Alnum}->$op($code) if $cat =~ /^[LM]|Nd/; 872 $Cat{Alpha}->$op($code) if $cat =~ /^[LM]/; 873 874 my $isspace = 875 ($cat =~ /Zs|Zl|Zp/ && 876 $code != 0x200B) # 200B is ZWSP which is for line break control 877 # and therefore it is not part of "space" even while it is "Zs". 878 || $code == 0x0009 # 0009: HORIZONTAL TAB 879 || $code == 0x000A # 000A: LINE FEED 880 || $code == 0x000B # 000B: VERTICAL TAB 881 || $code == 0x000C # 000C: FORM FEED 882 || $code == 0x000D # 000D: CARRIAGE RETURN 883 || $code == 0x0085 # 0085: NEL 884 885 ; 886 887 $Cat{Space}->$op($code) if $isspace; 888 889 $Cat{SpacePerl}->$op($code) if $isspace 890 && $code != 0x000B; # Backward compat. 891 892 $Cat{VertSpace}->$op($code) if grep {$code == $_} 893 ( 0x0A..0x0D,0x85,0x2028,0x2029 ); 894 895 $Cat{HorizSpace}->$op($code) if grep {$code == $_} ( 896 0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000, 0x2001, 0x2002, 897 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200a, 898 0x202f, 0x205f, 0x3000 899 ); 900 901 $Cat{Blank}->$op($code) if $isspace 902 && !($code == 0x000A || 903 $code == 0x000B || 904 $code == 0x000C || 905 $code == 0x000D || 906 $code == 0x0085 || 907 $cat =~ /^Z[lp]/); 908 909 $Cat{Digit}->$op($code) if $cat eq "Nd"; 910 $Cat{Upper}->$op($code) if $cat eq "Lu"; 911 $Cat{Lower}->$op($code) if $cat eq "Ll"; 912 $Cat{Title}->$op($code) if $cat eq "Lt"; 913 $Cat{ASCII}->$op($code) if $code <= 0x007F; 914 $Cat{Cntrl}->$op($code) if $cat =~ /^C/; 915 my $isgraph = !$isspace && $cat !~ /Cc|Cs|Cn/; 916 $Cat{Graph}->$op($code) if $isgraph; 917 $Cat{Print}->$op($code) if $isgraph || $isspace; 918 $Cat{Punct}->$op($code) if $cat =~ /^P/; 919 920 $Cat{XDigit}->$op($code) if ($code >= 0x30 && $code <= 0x39) ## 0..9 921 || ($code >= 0x41 && $code <= 0x46) ## A..F 922 || ($code >= 0x61 && $code <= 0x66); ## a..f 923 } 924 925 ## open ane read file..... 926 if (not open IN, "UnicodeData.txt") { 927 die "$0: UnicodeData.txt: $!\n"; 928 } 929 930 ## 931 ## For building \p{_CombAbove} and \p{_CanonDCIJ} 932 ## 933 my %_Above_HexCodes; ## Hexcodes for chars with $comb == 230 ("ABOVE") 934 935 my %CodeToDeco; ## Maps code to decomp. list for chars with first 936 ## decomp. char an "i" or "j" (for \p{_CanonDCIJ}) 937 938 ## This is filled in as we go.... 939 my $CombAbove = Table->New(Is => '_CombAbove', 940 Desc => '(for internal casefolding use)', 941 Fuzzy => 0); 942 943 while (<IN>) 944 { 945 next unless /^[0-9A-Fa-f]+;/; 946 s/\s+$//; 947 948 my ($hexcode, ## code point in hex (e.g. "0041") 949 $name, ## character name (e.g. "LATIN CAPITAL LETTER A") 950 $cat, ## category (e.g. "Lu") 951 $comb, ## Canonical combining class (e.t. "230") 952 $bidi, ## directional category (e.g. "L") 953 $deco, ## decomposition mapping 954 $decimal, ## decimal digit value 955 $digit, ## digit value 956 $number, ## numeric value 957 $mirrored, ## mirrored 958 $unicode10, ## name in Unicode 1.0 959 $comment, ## comment field 960 $upper, ## uppercase mapping 961 $lower, ## lowercase mapping 962 $title, ## titlecase mapping 963 ) = split(/\s*;\s*/); 964 965 # Note that in Unicode 3.2 there will be names like 966 # LINE FEED (LF), which probably means that \N{} needs 967 # to cope also with LINE FEED and LF. 968 $name = $unicode10 if $name eq '<control>' && $unicode10 ne ''; 969 970 my $code = hex($hexcode); 971 972 if ($comb and $comb == 230) { 973 $CombAbove->Append($code); 974 $_Above_HexCodes{$hexcode} = 1; 975 } 976 977 ## Used in building \p{_CanonDCIJ} 978 if ($deco and $deco =~ m/^006[9A]\b/) { 979 $CodeToDeco{$code} = $deco; 980 } 981 982 ## 983 ## There are a few pairs of lines like: 984 ## AC00;<Hangul Syllable, First>;Lo;0;L;;;;;N;;;;; 985 ## D7A3;<Hangul Syllable, Last>;Lo;0;L;;;;;N;;;;; 986 ## that define ranges. 987 ## 988 if ($name =~ /^<(.+), (First|Last)>$/) 989 { 990 $name = $1; 991 gencat($name, $cat, $code, $2 eq 'First' ? 'Append' : 'Extend'); 992 #New_Prop(In => $name, $General{$name}, Fuzzy => 1); 993 } 994 else 995 { 996 ## normal (single-character) lines 997 gencat($name, $cat, $code, 'Append'); 998 999 # No Append() here since since several codes may map into one. 1000 $To{Upper}->RawAppendRange($code, $code, $upper) if $upper; 1001 $To{Lower}->RawAppendRange($code, $code, $lower) if $lower; 1002 $To{Title}->RawAppendRange($code, $code, $title) if $title; 1003 $To{Digit}->Append($code, $decimal) if length $decimal; 1004 1005 $Bidi->Append($code, $bidi); 1006 $Comb->Append($code, $comb) if $comb; 1007 $Number->Append($code, $number) if length $number; 1008 1009 length($decimal) and ($Number{De} ||= Table->New())->Append($code) 1010 or 1011 length($digit) and ($Number{Di} ||= Table->New())->Append($code) 1012 or 1013 length($number) and ($Number{Nu} ||= Table->New())->Append($code); 1014 1015 $Mirrored->Append($code) if $mirrored eq "Y"; 1016 1017 $Bidi{$bidi} ||= Table->New();#Is => "bt/$bidi", 1018 #Desc => "Bi-directional category '$bidi'", 1019 #Fuzzy => 0); 1020 $Bidi{$bidi}->Append($code); 1021 1022 if ($deco) 1023 { 1024 $Deco->Append($code, $deco); 1025 if ($deco =~/^<(\w+)>/) 1026 { 1027 my $dshort = $PVA_reverse{dt}{ucfirst lc $1}; 1028 $DC{com}->Append($code); 1029 1030 $DC{$dshort} ||= Table->New(); 1031 $DC{$dshort}->Append($code); 1032 } 1033 else 1034 { 1035 $DC{can}->Append($code); 1036 } 1037 } 1038 } 1039 } 1040 close IN; 1041 1042 ## 1043 ## Tidy up a few special cases.... 1044 ## 1045 1046 $Cat{Cn} = $Assigned->Invert; ## Cn is everything that doesn't exist 1047 New_Prop(Is => 'Cn', 1048 $Cat{Cn}, 1049 Desc => "General Category 'Cn' [not functional in Perl]", 1050 Fuzzy => 0); 1051 1052 ## Unassigned is the same as 'Cn' 1053 New_Alias(Is => 'Unassigned', SameAs => 'Cn', Fuzzy => 0); 1054 1055 $Cat{C}->Replace($Cat{C}->Merge($Cat{Cn})); ## Now merge in Cn into C 1056 1057 1058 # LC is Ll, Lu, and Lt. 1059 # (used to be L& or L_, but PropValueAliases.txt defines it as LC) 1060 New_Prop(Is => 'LC', 1061 Table->Merge(@Cat{qw[Ll Lu Lt]}), 1062 Desc => '[\p{Ll}\p{Lu}\p{Lt}]', 1063 Fuzzy => 0); 1064 1065 ## Any and All are all code points. 1066 my $Any = Table->New(Is => 'Any', 1067 Desc => sprintf("[\\x{0000}-\\x{%X}]", 1068 $LastUnicodeCodepoint), 1069 Fuzzy => 0); 1070 $Any->RawAppendRange(0, $LastUnicodeCodepoint); 1071 1072 New_Alias(Is => 'All', SameAs => 'Any', Fuzzy => 0); 1073 1074 ## 1075 ## Build special properties for Perl's internal case-folding needs: 1076 ## \p{_CaseIgnorable} 1077 ## \p{_CanonDCIJ} 1078 ## \p{_CombAbove} 1079 ## _CombAbove was built above. Others are built here.... 1080 ## 1081 1082 ## \p{_CaseIgnorable} is [\p{Mn}\0x00AD\x2010] 1083 New_Prop(Is => '_CaseIgnorable', 1084 Table->Merge($Cat{Mn}, 1085 0x00AD, #SOFT HYPHEN 1086 0x2010), #HYPHEN 1087 Desc => '(for internal casefolding use)', 1088 Fuzzy => 0); 1089 1090 1091 ## \p{_CanonDCIJ} is fairly complex... 1092 my $CanonCDIJ = Table->New(Is => '_CanonDCIJ', 1093 Desc => '(for internal casefolding use)', 1094 Fuzzy => 0); 1095 ## It contains the ASCII 'i' and 'j'.... 1096 $CanonCDIJ->Append(0x0069); # ASCII ord("i") 1097 $CanonCDIJ->Append(0x006A); # ASCII ord("j") 1098 ## ...and any character with a decomposition that starts with either of 1099 ## those code points, but only if the decomposition does not have any 1100 ## combining character with the "ABOVE" canonical combining class. 1101 for my $code (sort { $a <=> $b} keys %CodeToDeco) 1102 { 1103 ## Need to ensure that all decomposition characters do not have 1104 ## a %HexCodeToComb in %AboveCombClasses. 1105 my $want = 1; 1106 for my $deco_hexcode (split / /, $CodeToDeco{$code}) 1107 { 1108 if (exists $_Above_HexCodes{$deco_hexcode}) { 1109 ## one of the decmposition chars has an ABOVE combination 1110 ## class, so we're not interested in this one 1111 $want = 0; 1112 last; 1113 } 1114 } 1115 if ($want) { 1116 $CanonCDIJ->Append($code); 1117 } 1118 } 1119 1120 1121 1122 ## 1123 ## Now dump the files. 1124 ## 1125 $Name->Write("Name.pl"); 1126 1127 { 1128 my @PVA = $HEADER; 1129 foreach my $name (qw (PropertyAlias PA_reverse PropValueAlias 1130 PVA_reverse PVA_abbr_map)) { 1131 # Should I really jump through typeglob hoops just to avoid a 1132 # symbolic reference? (%{"utf8::$name}) 1133 push @PVA, "\n", "\%utf8::$name = (\n", 1134 simple_dumper (%{$utf8::{$name}}), ");\n"; 1135 } 1136 push @PVA, "1;\n"; 1137 WriteIfChanged("PVA.pl", @PVA); 1138 } 1139 1140 # $Bidi->Write("Bidirectional.pl"); 1141 for (keys %Bidi) { 1142 $Bidi{$_}->Write( 1143 ["lib","bc","$_.pl"], 1144 "BidiClass category '$PropValueAlias{bc}{$_}'" 1145 ); 1146 } 1147 1148 $Comb->Write("CombiningClass.pl"); 1149 for (keys %{ $PropValueAlias{ccc} }) { 1150 my ($code, $name) = @{ $PropValueAlias{ccc}{$_} }; 1151 (my $c = Table->New())->Append($code); 1152 $c->Write( 1153 ["lib","ccc","$_.pl"], 1154 "CombiningClass category '$name'" 1155 ); 1156 } 1157 1158 $Deco->Write("Decomposition.pl"); 1159 for (keys %DC) { 1160 $DC{$_}->Write( 1161 ["lib","dt","$_.pl"], 1162 "DecompositionType category '$PropValueAlias{dt}{$_}'" 1163 ); 1164 } 1165 1166 # $Number->Write("Number.pl"); 1167 for (keys %Number) { 1168 $Number{$_}->Write( 1169 ["lib","nt","$_.pl"], 1170 "NumericType category '$PropValueAlias{nt}{$_}'" 1171 ); 1172 } 1173 1174 # $General->Write("Category.pl"); 1175 1176 for my $to (sort keys %To) { 1177 $To{$to}->Write(["To","$to.pl"]); 1178 } 1179 1180 for (keys %{ $PropValueAlias{gc} }) { 1181 New_Alias(Is => $PropValueAlias{gc}{$_}, SameAs => $_, Fuzzy => 1); 1182 } 1183 } 1184 1185 ## 1186 ## Process LineBreak.txt 1187 ## 1188 sub LineBreak_Txt() 1189 { 1190 if (not open IN, "LineBreak.txt") { 1191 die "$0: LineBreak.txt: $!\n"; 1192 } 1193 1194 my $Lbrk = Table->New(); 1195 my %Lbrk; 1196 1197 while (<IN>) 1198 { 1199 next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(\w+)/; 1200 1201 my ($first, $last, $lbrk) = (hex($1), hex($2||""), $3); 1202 1203 $Lbrk->Append($first, $lbrk); 1204 1205 $Lbrk{$lbrk} ||= Table->New(); 1206 $Lbrk{$lbrk}->Append($first); 1207 1208 if ($last) { 1209 $Lbrk->Extend($last); 1210 $Lbrk{$lbrk}->Extend($last); 1211 } 1212 } 1213 close IN; 1214 1215 # $Lbrk->Write("Lbrk.pl"); 1216 1217 1218 for (keys %Lbrk) { 1219 $Lbrk{$_}->Write( 1220 ["lib","lb","$_.pl"], 1221 "Linebreak category '$PropValueAlias{lb}{$_}'" 1222 ); 1223 } 1224 } 1225 1226 ## 1227 ## Process ArabicShaping.txt. 1228 ## 1229 sub ArabicShaping_txt() 1230 { 1231 if (not open IN, "ArabicShaping.txt") { 1232 die "$0: ArabicShaping.txt: $!\n"; 1233 } 1234 1235 my $ArabLink = Table->New(); 1236 my $ArabLinkGroup = Table->New(); 1237 1238 my %JoinType; 1239 1240 while (<IN>) 1241 { 1242 next unless /^[0-9A-Fa-f]+;/; 1243 s/\s+$//; 1244 1245 my ($hexcode, $name, $link, $linkgroup) = split(/\s*;\s*/); 1246 my $code = hex($hexcode); 1247 $ArabLink->Append($code, $link); 1248 $ArabLinkGroup->Append($code, $linkgroup); 1249 1250 $JoinType{$link} ||= Table->New(Is => "JoinType$link"); 1251 $JoinType{$link}->Append($code); 1252 } 1253 close IN; 1254 1255 # $ArabLink->Write("ArabLink.pl"); 1256 # $ArabLinkGroup->Write("ArabLnkGrp.pl"); 1257 1258 1259 for (keys %JoinType) { 1260 $JoinType{$_}->Write( 1261 ["lib","jt","$_.pl"], 1262 "JoiningType category '$PropValueAlias{jt}{$_}'" 1263 ); 1264 } 1265 } 1266 1267 ## 1268 ## Process EastAsianWidth.txt. 1269 ## 1270 sub EastAsianWidth_txt() 1271 { 1272 if (not open IN, "EastAsianWidth.txt") { 1273 die "$0: EastAsianWidth.txt: $!\n"; 1274 } 1275 1276 my %EAW; 1277 1278 while (<IN>) 1279 { 1280 next unless /^[0-9A-Fa-f]+(\.\.[0-9A-Fa-f]+)?;/; 1281 s/#.*//; 1282 s/\s+$//; 1283 1284 my ($hexcodes, $pv) = split(/\s*;\s*/); 1285 $EAW{$pv} ||= Table->New(Is => "EastAsianWidth$pv"); 1286 my ($start, $end) = split(/\.\./, $hexcodes); 1287 if (defined $end) { 1288 $EAW{$pv}->AppendRange(hex($start), hex($end)); 1289 } else { 1290 $EAW{$pv}->Append(hex($start)); 1291 } 1292 } 1293 close IN; 1294 1295 1296 for (keys %EAW) { 1297 $EAW{$_}->Write( 1298 ["lib","ea","$_.pl"], 1299 "EastAsianWidth category '$PropValueAlias{ea}{$_}'" 1300 ); 1301 } 1302 } 1303 1304 ## 1305 ## Process HangulSyllableType.txt. 1306 ## 1307 sub HangulSyllableType_txt() 1308 { 1309 if (not open IN, "HangulSyllableType.txt") { 1310 die "$0: HangulSyllableType.txt: $!\n"; 1311 } 1312 1313 my %HST; 1314 1315 while (<IN>) 1316 { 1317 next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(\w+)/; 1318 my ($first, $last, $pv) = (hex($1), hex($2||""), $3); 1319 1320 $HST{$pv} ||= Table->New(Is => "HangulSyllableType$pv"); 1321 $HST{$pv}->Append($first); 1322 1323 if ($last) { $HST{$pv}->Extend($last) } 1324 } 1325 close IN; 1326 1327 for (keys %HST) { 1328 $HST{$_}->Write( 1329 ["lib","hst","$_.pl"], 1330 "HangulSyllableType category '$PropValueAlias{hst}{$_}'" 1331 ); 1332 } 1333 } 1334 1335 ## 1336 ## Process Jamo.txt. 1337 ## 1338 sub Jamo_txt() 1339 { 1340 if (not open IN, "Jamo.txt") { 1341 die "$0: Jamo.txt: $!\n"; 1342 } 1343 my $Short = Table->New(); 1344 1345 while (<IN>) 1346 { 1347 next unless /^([0-9A-Fa-f]+)\s*;\s*(\w*)/; 1348 my ($code, $short) = (hex($1), $2); 1349 1350 $Short->Append($code, $short); 1351 } 1352 close IN; 1353 # $Short->Write("JamoShort.pl"); 1354 } 1355 1356 ## 1357 ## Process Scripts.txt. 1358 ## 1359 sub Scripts_txt() 1360 { 1361 my @ScriptInfo; 1362 1363 if (not open(IN, "Scripts.txt")) { 1364 die "$0: Scripts.txt: $!\n"; 1365 } 1366 while (<IN>) { 1367 next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(.+?)\s*\#/; 1368 1369 # Wait until all the scripts have been read since 1370 # they are not listed in numeric order. 1371 push @ScriptInfo, [ hex($1), hex($2||""), $3 ]; 1372 } 1373 close IN; 1374 1375 # Now append the scripts properties in their code point order. 1376 1377 my %Script; 1378 my $Scripts = Table->New(); 1379 1380 for my $script (sort { $a->[0] <=> $b->[0] } @ScriptInfo) 1381 { 1382 my ($first, $last, $name) = @$script; 1383 $Scripts->Append($first, $name); 1384 1385 $Script{$name} ||= Table->New(Is => $name, 1386 Desc => "Script '$name'", 1387 Fuzzy => 1); 1388 $Script{$name}->Append($first, $name); 1389 1390 if ($last) { 1391 $Scripts->Extend($last); 1392 $Script{$name}->Extend($last); 1393 } 1394 } 1395 1396 # $Scripts->Write("Scripts.pl"); 1397 1398 ## Common is everything not explicitly assigned to a Script 1399 ## 1400 ## ***shouldn't this be intersected with \p{Assigned}? ****** 1401 ## 1402 New_Prop(Is => 'Common', 1403 $Scripts->Invert, 1404 Desc => 'Pseudo-Script of codepoints not in other Unicode scripts', 1405 Fuzzy => 1); 1406 } 1407 1408 ## 1409 ## Given a name like "Close Punctuation", return a regex (that when applied 1410 ## with /i) matches any valid form of that name (e.g. "ClosePunctuation", 1411 ## "Close-Punctuation", etc.) 1412 ## 1413 ## Accept any space, dash, or underbar where in the official name there is 1414 ## space or a dash (or underbar, but there never is). 1415 ## 1416 ## 1417 sub NameToRegex($) 1418 { 1419 my $Name = shift; 1420 $Name =~ s/[- _]/(?:[-_]|\\s+)?/g; 1421 return $Name; 1422 } 1423 1424 ## 1425 ## Process Blocks.txt. 1426 ## 1427 sub Blocks_txt() 1428 { 1429 my $Blocks = Table->New(); 1430 my %Blocks; 1431 1432 if (not open IN, "Blocks.txt") { 1433 die "$0: Blocks.txt: $!\n"; 1434 } 1435 1436 while (<IN>) 1437 { 1438 #next if not /Private Use$/; 1439 next if not /^([0-9A-Fa-f]+)\.\.([0-9A-Fa-f]+)\s*;\s*(.+?)\s*$/; 1440 1441 my ($first, $last, $name) = (hex($1), hex($2), $3); 1442 1443 $Blocks->Append($first, $name); 1444 1445 $Blocks{$name} ||= Table->New(In => $name, 1446 Desc => "Block '$name'", 1447 Fuzzy => 1); 1448 $Blocks{$name}->Append($first, $name); 1449 1450 if ($last and $last != $first) { 1451 $Blocks->Extend($last); 1452 $Blocks{$name}->Extend($last); 1453 } 1454 } 1455 close IN; 1456 1457 # $Blocks->Write("Blocks.pl"); 1458 } 1459 1460 ## 1461 ## Read in the PropList.txt. It contains extended properties not 1462 ## listed in the UnicodeData.txt, such as 'Other_Alphabetic': 1463 ## alphabetic but not of the general category L; many modifiers 1464 ## belong to this extended property category: while they are not 1465 ## alphabets, they are alphabetic in nature. 1466 ## 1467 sub PropList_txt() 1468 { 1469 my @PropInfo; 1470 1471 if (not open IN, "PropList.txt") { 1472 die "$0: PropList.txt: $!\n"; 1473 } 1474 1475 while (<IN>) 1476 { 1477 next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(.+?)\s*\#/; 1478 1479 # Wait until all the extended properties have been read since 1480 # they are not listed in numeric order. 1481 push @PropInfo, [ hex($1), hex($2||""), $3 ]; 1482 } 1483 close IN; 1484 1485 # Now append the extended properties in their code point order. 1486 my $Props = Table->New(); 1487 my %Prop; 1488 1489 for my $prop (sort { $a->[0] <=> $b->[0] } @PropInfo) 1490 { 1491 my ($first, $last, $name) = @$prop; 1492 $Props->Append($first, $name); 1493 1494 $Prop{$name} ||= Table->New(Is => $name, 1495 Desc => "Extended property '$name'", 1496 Fuzzy => 1); 1497 $Prop{$name}->Append($first, $name); 1498 1499 if ($last) { 1500 $Props->Extend($last); 1501 $Prop{$name}->Extend($last); 1502 } 1503 } 1504 1505 for (keys %Prop) { 1506 (my $file = $PA_reverse{$_}) =~ tr/_//d; 1507 # XXX I'm assuming that the names from %Prop don't suffer 8.3 clashes. 1508 $BaseNames{lc $file}++; 1509 $Prop{$_}->Write( 1510 ["lib","gc_sc","$file.pl"], 1511 "Binary property '$_'" 1512 ); 1513 } 1514 1515 # Alphabetic is L, Nl, and Other_Alphabetic. 1516 New_Prop(Is => 'Alphabetic', 1517 Table->Merge($Cat{L}, $Cat{Nl}, $Prop{Other_Alphabetic}), 1518 Desc => '[\p{L}\p{Nl}\p{OtherAlphabetic}]', # canonical names 1519 Fuzzy => 1); 1520 1521 # Lowercase is Ll and Other_Lowercase. 1522 New_Prop(Is => 'Lowercase', 1523 Table->Merge($Cat{Ll}, $Prop{Other_Lowercase}), 1524 Desc => '[\p{Ll}\p{OtherLowercase}]', # canonical names 1525 Fuzzy => 1); 1526 1527 # Uppercase is Lu and Other_Uppercase. 1528 New_Prop(Is => 'Uppercase', 1529 Table->Merge($Cat{Lu}, $Prop{Other_Uppercase}), 1530 Desc => '[\p{Lu}\p{OtherUppercase}]', # canonical names 1531 Fuzzy => 1); 1532 1533 # Math is Sm and Other_Math. 1534 New_Prop(Is => 'Math', 1535 Table->Merge($Cat{Sm}, $Prop{Other_Math}), 1536 Desc => '[\p{Sm}\p{OtherMath}]', # canonical names 1537 Fuzzy => 1); 1538 1539 # ID_Start is Ll, Lu, Lt, Lm, Lo, Nl, and Other_ID_Start. 1540 New_Prop(Is => 'ID_Start', 1541 Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl]}, $Prop{Other_ID_Start}), 1542 Desc => '[\p{Ll}\p{Lu}\p{Lt}\p{Lm}\p{Lo}\p{Nl}\p{OtherIDStart}]', 1543 Fuzzy => 1); 1544 1545 # ID_Continue is ID_Start, Mn, Mc, Nd, Pc, and Other_ID_Continue. 1546 New_Prop(Is => 'ID_Continue', 1547 Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl Mn Mc Nd Pc ]}, 1548 @Prop{qw[Other_ID_Start Other_ID_Continue]}), 1549 Desc => '[\p{ID_Start}\p{Mn}\p{Mc}\p{Nd}\p{Pc}\p{OtherIDContinue}]', 1550 Fuzzy => 1); 1551 1552 # Default_Ignorable_Code_Point = Other_Default_Ignorable_Code_Point 1553 # + Cf + Cc + Cs + Noncharacter + Variation_Selector 1554 # - WhiteSpace - FFF9..FFFB (Annotation Characters) 1555 1556 my $Annotation = Table->New(); 1557 $Annotation->RawAppendRange(0xFFF9, 0xFFFB); 1558 1559 New_Prop(Is => 'Default_Ignorable_Code_Point', 1560 Table->Merge(@Cat{qw[Cf Cc Cs]}, 1561 $Prop{Noncharacter_Code_Point}, 1562 $Prop{Variation_Selector}, 1563 $Prop{Other_Default_Ignorable_Code_Point}) 1564 ->Invert 1565 ->Merge($Prop{White_Space}, $Annotation) 1566 ->Invert, 1567 Desc => '(?![\p{WhiteSpace}\x{FFF9}-\x{FFFB}])[\p{Cf}\p{Cc}'. 1568 '\p{Cs}\p{NoncharacterCodePoint}\p{VariationSelector}'. 1569 '\p{OtherDefaultIgnorableCodePoint}]', 1570 Fuzzy => 1); 1571 1572 } 1573 1574 1575 ## 1576 ## These are used in: 1577 ## MakePropTestScript() 1578 ## WriteAllMappings() 1579 ## for making the test script. 1580 ## 1581 my %FuzzyNameToTest; 1582 my %ExactNameToTest; 1583 1584 1585 ## This used only for making the test script 1586 sub GenTests($$$$) 1587 { 1588 my $FH = shift; 1589 my $Prop = shift; 1590 my $MatchCode = shift; 1591 my $FailCode = shift; 1592 1593 if (defined $MatchCode) { 1594 printf $FH qq/Expect(1, "\\x{%04X}", '\\p{$Prop}' );\n/, $MatchCode; 1595 printf $FH qq/Expect(0, "\\x{%04X}", '\\p{^$Prop}');\n/, $MatchCode; 1596 printf $FH qq/Expect(0, "\\x{%04X}", '\\P{$Prop}' );\n/, $MatchCode; 1597 printf $FH qq/Expect(1, "\\x{%04X}", '\\P{^$Prop}');\n/, $MatchCode; 1598 } 1599 if (defined $FailCode) { 1600 printf $FH qq/Expect(0, "\\x{%04X}", '\\p{$Prop}' );\n/, $FailCode; 1601 printf $FH qq/Expect(1, "\\x{%04X}", '\\p{^$Prop}');\n/, $FailCode; 1602 printf $FH qq/Expect(1, "\\x{%04X}", '\\P{$Prop}' );\n/, $FailCode; 1603 printf $FH qq/Expect(0, "\\x{%04X}", '\\P{^$Prop}');\n/, $FailCode; 1604 } 1605 } 1606 1607 ## This used only for making the test script 1608 sub ExpectError($$) 1609 { 1610 my $FH = shift; 1611 my $prop = shift; 1612 1613 print $FH qq/Error('\\p{$prop}');\n/; 1614 print $FH qq/Error('\\P{$prop}');\n/; 1615 } 1616 1617 ## This used only for making the test script 1618 my @GoodSeps = ( 1619 " ", 1620 "-", 1621 " \t ", 1622 "", 1623 "", 1624 "_", 1625 ); 1626 my @BadSeps = ( 1627 "--", 1628 "__", 1629 " _", 1630 "/" 1631 ); 1632 1633 ## This used only for making the test script 1634 sub RandomlyFuzzifyName($;$) 1635 { 1636 my $Name = shift; 1637 my $WantError = shift; ## if true, make an error 1638 1639 my @parts; 1640 for my $part (split /[-\s_]+/, $Name) 1641 { 1642 if (@parts) { 1643 if ($WantError and rand() < 0.3) { 1644 push @parts, $BadSeps[rand(@BadSeps)]; 1645 $WantError = 0; 1646 } else { 1647 push @parts, $GoodSeps[rand(@GoodSeps)]; 1648 } 1649 } 1650 my $switch = int rand(4); 1651 if ($switch == 0) { 1652 push @parts, uc $part; 1653 } elsif ($switch == 1) { 1654 push @parts, lc $part; 1655 } elsif ($switch == 2) { 1656 push @parts, ucfirst $part; 1657 } else { 1658 push @parts, $part; 1659 } 1660 } 1661 my $new = join('', @parts); 1662 1663 if ($WantError) { 1664 if (rand() >= 0.5) { 1665 $new .= $BadSeps[rand(@BadSeps)]; 1666 } else { 1667 $new = $BadSeps[rand(@BadSeps)] . $new; 1668 } 1669 } 1670 return $new; 1671 } 1672 1673 ## This used only for making the test script 1674 sub MakePropTestScript() 1675 { 1676 ## this written directly -- it's huge. 1677 force_unlink ("TestProp.pl"); 1678 if (not open OUT, ">TestProp.pl") { 1679 die "$0: TestProp.pl: $!\n"; 1680 } 1681 print OUT <DATA>; 1682 1683 while (my ($Name, $Table) = each %ExactNameToTest) 1684 { 1685 GenTests(*OUT, $Name, $Table->ValidCode, $Table->InvalidCode); 1686 ExpectError(*OUT, uc $Name) if uc $Name ne $Name; 1687 ExpectError(*OUT, lc $Name) if lc $Name ne $Name; 1688 } 1689 1690 1691 while (my ($Name, $Table) = each %FuzzyNameToTest) 1692 { 1693 my $Orig = $CanonicalToOrig{$Name}; 1694 my %Names = ( 1695 $Name => 1, 1696 $Orig => 1, 1697 RandomlyFuzzifyName($Orig) => 1 1698 ); 1699 1700 for my $N (keys %Names) { 1701 GenTests(*OUT, $N, $Table->ValidCode, $Table->InvalidCode); 1702 } 1703 1704 ExpectError(*OUT, RandomlyFuzzifyName($Orig, 'ERROR')); 1705 } 1706 1707 print OUT "Finished();\n"; 1708 close OUT; 1709 } 1710 1711 1712 ## 1713 ## These are used only in: 1714 ## RegisterFileForName() 1715 ## WriteAllMappings() 1716 ## 1717 my %Exact; ## will become %utf8::Exact; 1718 my %Canonical; ## will become %utf8::Canonical; 1719 my %CaComment; ## Comment for %Canonical entry of same key 1720 1721 ## 1722 ## Given info about a name and a datafile that it should be associated with, 1723 ## register that assocation in %Exact and %Canonical. 1724 sub RegisterFileForName($$$$) 1725 { 1726 my $Type = shift; 1727 my $Name = shift; 1728 my $IsFuzzy = shift; 1729 my $filename = shift; 1730 1731 ## 1732 ## Now in details for the mapping. $Type eq 'Is' has the 1733 ## Is removed, as it will be removed in utf8_heavy when this 1734 ## data is being checked. In keeps its "In", but a second 1735 ## sans-In record is written if it doesn't conflict with 1736 ## anything already there. 1737 ## 1738 if (not $IsFuzzy) 1739 { 1740 if ($Type eq 'Is') { 1741 die "oops[$Name]" if $Exact{$Name}; 1742 $Exact{$Name} = $filename; 1743 } else { 1744 die "oops[$Type$Name]" if $Exact{"$Type$Name"}; 1745 $Exact{"$Type$Name"} = $filename; 1746 $Exact{$Name} = $filename if not $Exact{$Name}; 1747 } 1748 } 1749 else 1750 { 1751 my $CName = lc $Name; 1752 if ($Type eq 'Is') { 1753 die "oops[$CName]" if $Canonical{$CName}; 1754 $Canonical{$CName} = $filename; 1755 $CaComment{$CName} = $Name if $Name =~ tr/A-Z// >= 2; 1756 } else { 1757 die "oops[$Type$CName]" if $Canonical{lc "$Type$CName"}; 1758 $Canonical{lc "$Type$CName"} = $filename; 1759 $CaComment{lc "$Type$CName"} = "$Type$Name"; 1760 if (not $Canonical{$CName}) { 1761 $Canonical{$CName} = $filename; 1762 $CaComment{$CName} = "$Type$Name"; 1763 } 1764 } 1765 } 1766 } 1767 1768 ## 1769 ## Writes the info accumulated in 1770 ## 1771 ## %TableInfo; 1772 ## %FuzzyNames; 1773 ## %AliasInfo; 1774 ## 1775 ## 1776 sub WriteAllMappings() 1777 { 1778 my @MAP; 1779 1780 ## 'Is' *MUST* come first, so its names have precidence over 'In's 1781 for my $Type ('Is', 'In') 1782 { 1783 my %RawNameToFile; ## a per-$Type cache 1784 1785 for my $Name (sort {length $a <=> length $b} keys %{$TableInfo{$Type}}) 1786 { 1787 ## Note: $Name is already canonical 1788 my $Table = $TableInfo{$Type}->{$Name}; 1789 my $IsFuzzy = $FuzzyNames{$Type}->{$Name}; 1790 1791 ## Need an 8.3 safe filename (which means "an 8 safe" $filename) 1792 my $filename; 1793 { 1794 ## 'Is' items lose 'Is' from the basename. 1795 $filename = $Type eq 'Is' ? 1796 ($PVA_reverse{sc}{$Name} || $Name) : 1797 "$Type$Name"; 1798 1799 $filename =~ s/[^\w_]+/_/g; # "L&" -> "L_" 1800 substr($filename, 8) = '' if length($filename) > 8; 1801 1802 ## 1803 ## Make sure the basename doesn't conflict with something we 1804 ## might have already written. If we have, say, 1805 ## InGreekExtended1 1806 ## InGreekExtended2 1807 ## they become 1808 ## InGreekE 1809 ## InGreek2 1810 ## 1811 while (my $num = $BaseNames{lc $filename}++) 1812 { 1813 $num++; ## so basenames with numbers start with '2', which 1814 ## just looks more natural. 1815 ## Want to append $num, but if it'll make the basename longer 1816 ## than 8 characters, pre-truncate $filename so that the result 1817 ## is acceptable. 1818 my $delta = length($filename) + length($num) - 8; 1819 if ($delta > 0) { 1820 substr($filename, -$delta) = $num; 1821 } else { 1822 $filename .= $num; 1823 } 1824 } 1825 }; 1826 1827 ## 1828 ## Construct a nice comment to add to the file, and build data 1829 ## for the "./Properties" file along the way. 1830 ## 1831 my $Comment; 1832 { 1833 my $Desc = $TableDesc{$Type}->{$Name} || ""; 1834 ## get list of names this table is reference by 1835 my @Supported = $Name; 1836 while (my ($Orig, $Alias) = each %{ $AliasInfo{$Type} }) 1837 { 1838 if ($Orig eq $Name) { 1839 push @Supported, $Alias; 1840 } 1841 } 1842 1843 my $TypeToShow = $Type eq 'Is' ? "" : $Type; 1844 my $OrigProp; 1845 1846 $Comment = "This file supports:\n"; 1847 for my $N (@Supported) 1848 { 1849 my $IsFuzzy = $FuzzyNames{$Type}->{$N}; 1850 my $Prop = "\\p{$TypeToShow$Name}"; 1851 $OrigProp = $Prop if not $OrigProp; #cache for aliases 1852 if ($IsFuzzy) { 1853 $Comment .= "\t$Prop (and fuzzy permutations)\n"; 1854 } else { 1855 $Comment .= "\t$Prop\n"; 1856 } 1857 my $MyDesc = ($N eq $Name) ? $Desc : "Alias for $OrigProp ($Desc)"; 1858 1859 push @MAP, sprintf("%s %-42s %s\n", 1860 $IsFuzzy ? '*' : ' ', $Prop, $MyDesc); 1861 } 1862 if ($Desc) { 1863 $Comment .= "\nMeaning: $Desc\n"; 1864 } 1865 1866 } 1867 ## 1868 ## Okay, write the file... 1869 ## 1870 $Table->Write(["lib","gc_sc","$filename.pl"], $Comment); 1871 1872 ## and register it 1873 $RawNameToFile{$Name} = $filename; 1874 RegisterFileForName($Type => $Name, $IsFuzzy, $filename); 1875 1876 if ($IsFuzzy) 1877 { 1878 my $CName = CanonicalName($Type . '_'. $Name); 1879 $FuzzyNameToTest{$Name} = $Table if !$FuzzyNameToTest{$Name}; 1880 $FuzzyNameToTest{$CName} = $Table if !$FuzzyNameToTest{$CName}; 1881 } else { 1882 $ExactNameToTest{$Name} = $Table; 1883 } 1884 1885 } 1886 1887 ## Register aliase info 1888 for my $Name (sort {length $a <=> length $b} keys %{$AliasInfo{$Type}}) 1889 { 1890 my $Alias = $AliasInfo{$Type}->{$Name}; 1891 my $IsFuzzy = $FuzzyNames{$Type}->{$Alias}; 1892 my $filename = $RawNameToFile{$Name}; 1893 die "oops [$Alias]->[$Name]" if not $filename; 1894 RegisterFileForName($Type => $Alias, $IsFuzzy, $filename); 1895 1896 my $Table = $TableInfo{$Type}->{$Name}; 1897 die "oops" if not $Table; 1898 if ($IsFuzzy) 1899 { 1900 my $CName = CanonicalName($Type .'_'. $Alias); 1901 $FuzzyNameToTest{$Alias} = $Table if !$FuzzyNameToTest{$Alias}; 1902 $FuzzyNameToTest{$CName} = $Table if !$FuzzyNameToTest{$CName}; 1903 } else { 1904 $ExactNameToTest{$Alias} = $Table; 1905 } 1906 } 1907 } 1908 1909 ## 1910 ## Write out the property list 1911 ## 1912 { 1913 my @OUT = ( 1914 "##\n", 1915 "## This file created by $0\n", 1916 "## List of built-in \\p{...}/\\P{...} properties.\n", 1917 "##\n", 1918 "## '*' means name may be 'fuzzy'\n", 1919 "##\n\n", 1920 sort { substr($a,2) cmp substr($b, 2) } @MAP, 1921 ); 1922 WriteIfChanged('Properties', @OUT); 1923 } 1924 1925 use Text::Tabs (); ## using this makes the files about half the size 1926 1927 ## Write Exact.pl 1928 { 1929 my @OUT = ( 1930 $HEADER, 1931 "##\n", 1932 "## Data in this file used by ../utf8_heavy.pl\n", 1933 "##\n\n", 1934 "## Mapping from name to filename in ./lib/gc_sc\n", 1935 "%utf8::Exact = (\n", 1936 ); 1937 1938 $Exact{InGreek} = 'InGreekA'; # this is evil kludge 1939 for my $Name (sort keys %Exact) 1940 { 1941 my $File = $Exact{$Name}; 1942 $Name = $Name =~ m/\W/ ? qq/'$Name'/ : " $Name "; 1943 my $Text = sprintf("%-15s => %s,\n", $Name, qq/'$File'/); 1944 push @OUT, Text::Tabs::unexpand($Text); 1945 } 1946 push @OUT, ");\n1;\n"; 1947 1948 WriteIfChanged('Exact.pl', @OUT); 1949 } 1950 1951 ## Write Canonical.pl 1952 { 1953 my @OUT = ( 1954 $HEADER, 1955 "##\n", 1956 "## Data in this file used by ../utf8_heavy.pl\n", 1957 "##\n\n", 1958 "## Mapping from lc(canonical name) to filename in ./lib\n", 1959 "%utf8::Canonical = (\n", 1960 ); 1961 my $Trail = ""; ## used just to keep the spacing pretty 1962 for my $Name (sort keys %Canonical) 1963 { 1964 my $File = $Canonical{$Name}; 1965 if ($CaComment{$Name}) { 1966 push @OUT, "\n" if not $Trail; 1967 push @OUT, " # $CaComment{$Name}\n"; 1968 $Trail = "\n"; 1969 } else { 1970 $Trail = ""; 1971 } 1972 $Name = $Name =~ m/\W/ ? qq/'$Name'/ : " $Name "; 1973 my $Text = sprintf(" %-41s => %s,\n$Trail", $Name, qq/'$File'/); 1974 push @OUT, Text::Tabs::unexpand($Text); 1975 } 1976 push @OUT, ");\n1\n"; 1977 WriteIfChanged('Canonical.pl', @OUT); 1978 } 1979 1980 MakePropTestScript() if $MakeTestScript; 1981 } 1982 1983 1984 sub SpecialCasing_txt() 1985 { 1986 # 1987 # Read in the special cases. 1988 # 1989 1990 my %CaseInfo; 1991 1992 if (not open IN, "SpecialCasing.txt") { 1993 die "$0: SpecialCasing.txt: $!\n"; 1994 } 1995 while (<IN>) { 1996 next unless /^[0-9A-Fa-f]+;/; 1997 s/\#.*//; 1998 s/\s+$//; 1999 2000 my ($code, $lower, $title, $upper, $condition) = split(/\s*;\s*/); 2001 2002 if ($condition) { # not implemented yet 2003 print "# SKIPPING $_\n" if $Verbose; 2004 next; 2005 } 2006 2007 # Wait until all the special cases have been read since 2008 # they are not listed in numeric order. 2009 my $ix = hex($code); 2010 push @{$CaseInfo{Lower}}, [ $ix, $code, $lower ] 2011 unless $code eq $lower; 2012 push @{$CaseInfo{Title}}, [ $ix, $code, $title ] 2013 unless $code eq $title; 2014 push @{$CaseInfo{Upper}}, [ $ix, $code, $upper ] 2015 unless $code eq $upper; 2016 } 2017 close IN; 2018 2019 # Now write out the special cases properties in their code point order. 2020 # Prepend them to the To/{Upper,Lower,Title}.pl. 2021 2022 for my $case (qw(Lower Title Upper)) 2023 { 2024 my $NormalCase = do "To/$case.pl" || die "$0: $@\n"; 2025 2026 my @OUT = 2027 ( 2028 $HEADER, "\n", 2029 "# The key UTF-8 _bytes_, the value UTF-8 (speed hack)\n", 2030 "%utf8::ToSpec$case =\n(\n", 2031 ); 2032 2033 for my $prop (sort { $a->[0] <=> $b->[0] } @{$CaseInfo{$case}}) { 2034 my ($ix, $code, $to) = @$prop; 2035 my $tostr = 2036 join "", map { sprintf "\\x{%s}", $_ } split ' ', $to; 2037 push @OUT, sprintf qq["%s" => "$tostr",\n], join("", map { sprintf "\\x%02X", $_ } unpack("U0C*", pack("U", $ix))); 2038 # Remove any single-character mappings for 2039 # the same character since we are going for 2040 # the special casing rules. 2041 $NormalCase =~ s/^$code\t\t\w+\n//m; 2042 } 2043 push @OUT, ( 2044 ");\n\n", 2045 "return <<'END';\n", 2046 $NormalCase, 2047 "END\n" 2048 ); 2049 WriteIfChanged(["To","$case.pl"], @OUT); 2050 } 2051 } 2052 2053 # 2054 # Read in the case foldings. 2055 # 2056 # We will do full case folding, C + F + I (see CaseFolding.txt). 2057 # 2058 sub CaseFolding_txt() 2059 { 2060 if (not open IN, "CaseFolding.txt") { 2061 die "$0: CaseFolding.txt: $!\n"; 2062 } 2063 2064 my $Fold = Table->New(); 2065 my %Fold; 2066 2067 while (<IN>) { 2068 # Skip status 'S', simple case folding 2069 next unless /^([0-9A-Fa-f]+)\s*;\s*([CFI])\s*;\s*([0-9A-Fa-f]+(?: [0-9A-Fa-f]+)*)\s*;/; 2070 2071 my ($code, $status, $fold) = (hex($1), $2, $3); 2072 2073 if ($status eq 'C') { # Common: one-to-one folding 2074 # No append() since several codes may fold into one. 2075 $Fold->RawAppendRange($code, $code, $fold); 2076 } else { # F: full, or I: dotted uppercase I -> dotless lowercase I 2077 $Fold{$code} = $fold; 2078 } 2079 } 2080 close IN; 2081 2082 $Fold->Write("To/Fold.pl"); 2083 2084 # 2085 # Prepend the special foldings to the common foldings. 2086 # 2087 my $CommonFold = do "To/Fold.pl" || die "$0: To/Fold.pl: $!\n"; 2088 2089 my @OUT = 2090 ( 2091 $HEADER, "\n", 2092 "# The ke UTF-8 _bytes_, the value UTF-8 (speed hack)\n", 2093 "%utf8::ToSpecFold =\n(\n", 2094 ); 2095 for my $code (sort { $a <=> $b } keys %Fold) { 2096 my $foldstr = 2097 join "", map { sprintf "\\x{%s}", $_ } split ' ', $Fold{$code}; 2098 push @OUT, sprintf qq["%s" => "$foldstr",\n], join("", map { sprintf "\\x%02X", $_ } unpack("U0C*", pack("U", $code))); 2099 } 2100 push @OUT, ( 2101 ");\n\n", 2102 "return <<'END';\n", 2103 $CommonFold, 2104 "END\n", 2105 ); 2106 2107 WriteIfChanged(["To","Fold.pl"], @OUT); 2108 } 2109 2110 ## Do it.... 2111 2112 Build_Aliases(); 2113 UnicodeData_Txt(); 2114 PropList_txt(); 2115 2116 Scripts_txt(); 2117 Blocks_txt(); 2118 2119 WriteAllMappings(); 2120 2121 LineBreak_Txt(); 2122 ArabicShaping_txt(); 2123 EastAsianWidth_txt(); 2124 HangulSyllableType_txt(); 2125 Jamo_txt(); 2126 SpecialCasing_txt(); 2127 CaseFolding_txt(); 2128 2129 if ( $FileList and $MakeList ) { 2130 2131 print "Updating '$FileList'\n" 2132 if ($Verbose); 2133 2134 open my $ofh,">",$FileList 2135 or die "Can't write to '$FileList':$!"; 2136 print $ofh <<"EOFHEADER"; 2137 # 2138 # mktables.lst -- File list for mktables. 2139 # 2140 # Autogenerated on @{[scalar localtime]} 2141 # 2142 # - First section is input files 2143 # (mktables itself is automatically included) 2144 # - Section seperator is /^=+\$/ 2145 # - Second section is a list of output files. 2146 # - Lines matching /^\\s*#/ are treated as comments 2147 # which along with blank lines are ignored. 2148 # 2149 2150 # Input files: 2151 2152 EOFHEADER 2153 my @input=("version",glob('*.txt')); 2154 print $ofh "$_\n" for 2155 @input, 2156 "\n=================================\n", 2157 "# Output files:\n", 2158 # special files 2159 "Properties"; 2160 2161 2162 require File::Find; 2163 my $count=0; 2164 File::Find::find({ 2165 no_chdir=>1, 2166 wanted=>sub { 2167 if (/\.pl$/) { 2168 s!^\./!!; 2169 print $ofh "$_\n"; 2170 $count++; 2171 } 2172 }, 2173 },"."); 2174 2175 print $ofh "\n# ",scalar(@input)," input files\n", 2176 "# ",scalar($count+1)," output files\n\n", 2177 "# End list\n"; 2178 close $ofh 2179 or warn "Failed to close $ofh: $!"; 2180 2181 print "Filelist has ",scalar(@input)," input files and ", 2182 scalar($count+1)," output files\n" 2183 if $Verbose; 2184 } 2185 print "All done\n" if $Verbose; 2186 exit(0); 2187 2188 ## TRAILING CODE IS USED BY MakePropTestScript() 2189 __DATA__ 2190 use strict; 2191 use warnings; 2192 2193 my $Tests = 0; 2194 my $Fails = 0; 2195 2196 sub Expect($$$) 2197 { 2198 my $Expect = shift; 2199 my $String = shift; 2200 my $Regex = shift; 2201 my $Line = (caller)[2]; 2202 2203 $Tests++; 2204 my $RegObj; 2205 my $result = eval { 2206 $RegObj = qr/$Regex/; 2207 $String =~ $RegObj ? 1 : 0 2208 }; 2209 2210 if (not defined $result) { 2211 print "couldn't compile /$Regex/ on $0 line $Line: $@\n"; 2212 $Fails++; 2213 } elsif ($result ^ $Expect) { 2214 print "bad result (expected $Expect) on $0 line $Line: $@\n"; 2215 $Fails++; 2216 } 2217 } 2218 2219 sub Error($) 2220 { 2221 my $Regex = shift; 2222 $Tests++; 2223 if (eval { 'x' =~ qr/$Regex/; 1 }) { 2224 $Fails++; 2225 my $Line = (caller)[2]; 2226 print "expected error for /$Regex/ on $0 line $Line: $@\n"; 2227 } 2228 } 2229 2230 sub Finished() 2231 { 2232 if ($Fails == 0) { 2233 print "All $Tests tests passed.\n"; 2234 exit(0); 2235 } else { 2236 print "$Tests tests, $Fails failed!\n"; 2237 exit(-1); 2238 } 2239 }
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