home *** CD-ROM | disk | FTP | other *** search
Text File | 2003-11-07 | 50.2 KB | 1,812 lines |
- #!/usr/bin/perl -w
- use strict;
- use Carp;
-
- die "$0: Please run me as ./mktables to avoid unnecessary differences\n"
- unless $0 eq "./mktables";
-
- ##
- ## mktables -- create the runtime Perl Unicode files (lib/unicore/**/*.pl)
- ## from the Unicode database files (lib/unicore/*.txt).
- ##
-
- mkdir("lib", 0755);
- mkdir("To", 0755);
-
- ##
- ## Process any args.
- ##
- my $Verbose = 0;
- my $MakeTestScript = 0;
-
- while (@ARGV)
- {
- my $arg = shift @ARGV;
- if ($arg eq '-v') {
- $Verbose = 1;
- } elsif ($arg eq '-q') {
- $Verbose = 0;
- } elsif ($arg eq '-maketest') {
- $MakeTestScript = 1;
- } else {
- die "usage: $0 [-v|-q] [-maketest]";
- }
- }
-
- my $LastUnicodeCodepoint = 0x10FFFF; # As of Unicode 3.1.1.
-
- my $HEADER=<<"EOF";
- # !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
- # This file is built by $0 from e.g. UnicodeData.txt.
- # Any changes made here will be lost!
-
- EOF
-
-
- ##
- ## Given a filename and a reference to an array of lines,
- ## write the lines to the file only if the contents have not changed.
- ##
- sub WriteIfChanged($\@)
- {
- my $file = shift;
- my $lines = shift;
-
- my $TextToWrite = join '', @$lines;
- if (open IN, $file) {
- local($/) = undef;
- my $PreviousText = <IN>;
- close IN;
- if ($PreviousText eq $TextToWrite) {
- print "$file unchanged.\n" if $Verbose;
- return;
- }
- }
- if (not open OUT, ">$file") {
- die "$0: can't open $file for output: $!\n";
- }
- print "$file written.\n" if $Verbose;
-
- print OUT $TextToWrite;
- close OUT;
- }
-
- ##
- ## The main datastructure (a "Table") represents a set of code points that
- ## are part of a particular quality (that are part of \pL, \p{InGreek},
- ## etc.). They are kept as ranges of code points (starting and ending of
- ## each range).
- ##
- ## For example, a range ASCII LETTERS would be represented as:
- ## [ [ 0x41 => 0x5A, 'UPPER' ],
- ## [ 0x61 => 0x7A, 'LOWER, ] ]
- ##
- sub RANGE_START() { 0 } ## index into range element
- sub RANGE_END() { 1 } ## index into range element
- sub RANGE_NAME() { 2 } ## index into range element
-
- ## Conceptually, these should really be folded into the 'Table' objects
- my %TableInfo;
- my %TableDesc;
- my %FuzzyNames;
- my %AliasInfo;
- my %CanonicalToOrig;
-
- ##
- ## Turn something like
- ## OLD-ITALIC
- ## into
- ## OldItalic
- ##
- sub CanonicalName($)
- {
- my $orig = shift;
- my $name = lc $orig;
- $name =~ s/(?<![a-z])(\w)/\u$1/g;
- $name =~ s/[-_\s]+//g;
-
- $CanonicalToOrig{$name} = $orig if not $CanonicalToOrig{$name};
- return $name;
- }
-
- ##
- ## Associates a property ("Greek", "Lu", "Assigned",...) with a Table.
- ##
- ## Called like:
- ## New_Prop(In => 'Greek', $Table, Desc => 'Greek Block', Fuzzy => 1);
- ##
- ## Normally, these parameters are set when the Table is created (when the
- ## Table->New constructor is called), but there are times when it needs to
- ## be done after-the-fact...)
- ##
- sub New_Prop($$$@)
- {
- my $Type = shift; ## "Is" or "In";
- my $Name = shift;
- my $Table = shift;
-
- ## remaining args are optional key/val
- my %Args = @_;
-
- my $Fuzzy = delete $Args{Fuzzy};
- my $Desc = delete $Args{Desc}; # description
-
- $Name = CanonicalName($Name) if $Fuzzy;
-
- ## sanity check a few args
- if (%Args or ($Type ne 'Is' and $Type ne 'In') or not ref $Table) {
- confess "$0: bad args to New_Prop"
- }
-
- if (not $TableInfo{$Type}->{$Name})
- {
- $TableInfo{$Type}->{$Name} = $Table;
- $TableDesc{$Type}->{$Name} = $Desc;
- if ($Fuzzy) {
- $FuzzyNames{$Type}->{$Name} = $Name;
- }
- }
- }
-
-
- ##
- ## Creates a new Table object.
- ##
- ## Args are key/value pairs:
- ## In => Name -- Name of "In" property to be associated with
- ## Is => Name -- Name of "Is" property to be associated with
- ## Fuzzy => Boolean -- True if name can be accessed "fuzzily"
- ## Desc => String -- Description of the property
- ##
- ## No args are required.
- ##
- sub Table::New
- {
- my $class = shift;
- my %Args = @_;
-
- my $Table = bless [], $class;
-
- my $Fuzzy = delete $Args{Fuzzy};
- my $Desc = delete $Args{Desc};
-
- for my $Type ('Is', 'In')
- {
- if (my $Name = delete $Args{$Type}) {
- New_Prop($Type => $Name, $Table, Desc => $Desc, Fuzzy => $Fuzzy);
- }
- }
-
- ## shouldn't have any left over
- if (%Args) {
- confess "$0: bad args to Table->New"
- }
-
- return $Table;
- }
-
- ##
- ## Returns true if the Table has no code points
- ##
- sub Table::IsEmpty
- {
- my $Table = shift; #self
- return not @$Table;
- }
-
- ##
- ## Returns true if the Table has code points
- ##
- sub Table::NotEmpty
- {
- my $Table = shift; #self
- return @$Table;
- }
-
- ##
- ## Returns the maximum code point currently in the table.
- ##
- sub Table::Max
- {
- my $Table = shift; #self
- confess "oops" if $Table->IsEmpty; ## must have code points to have a max
- return $Table->[-1]->[RANGE_END];
- }
-
- ##
- ## Replaces the codepoints in the Table with those in the Table given
- ## as an arg. (NOTE: this is not a "deep copy").
- ##
- sub Table::Replace($$)
- {
- my $Table = shift; #self
- my $New = shift;
-
- @$Table = @$New;
- }
-
- ##
- ## Given a new code point, make the last range of the Table extend to
- ## include the new (and all intervening) code points.
- ##
- sub Table::Extend
- {
- my $Table = shift; #self
- my $codepoint = shift;
-
- my $PrevMax = $Table->Max;
-
- confess "oops ($codepoint <= $PrevMax)" if $codepoint <= $PrevMax;
-
- $Table->[-1]->[RANGE_END] = $codepoint;
- }
-
- ##
- ## Given a code point range start and end (and optional name), blindly
- ## append them to the list of ranges for the Table.
- ##
- ## NOTE: Code points must be added in strictly ascending numeric order.
- ##
- sub Table::RawAppendRange
- {
- my $Table = shift; #self
- my $start = shift;
- my $end = shift;
- my $name = shift;
- $name = "" if not defined $name; ## warning: $name can be "0"
-
- push @$Table, [ $start, # RANGE_START
- $end, # RANGE_END
- $name ]; # RANGE_NAME
- }
-
- ##
- ## Given a code point (and optional name), add it to the Table.
- ##
- ## NOTE: Code points must be added in strictly ascending numeric order.
- ##
- sub Table::Append
- {
- my $Table = shift; #self
- my $codepoint = shift;
- my $name = shift;
- $name = "" if not defined $name; ## warning: $name can be "0"
-
- ##
- ## If we've already got a range working, and this code point is the next
- ## one in line, and if the name is the same, just extend the current range.
- ##
- if ($Table->NotEmpty
- and
- $Table->Max == $codepoint - 1
- and
- $Table->[-1]->[RANGE_NAME] eq $name)
- {
- $Table->Extend($codepoint);
- }
- else
- {
- $Table->RawAppendRange($codepoint, $codepoint, $name);
- }
- }
-
- ##
- ## Given a code point range starting value and ending value (and name),
- ## Add the range to teh Table.
- ##
- ## NOTE: Code points must be added in strictly ascending numeric order.
- ##
- sub Table::AppendRange
- {
- my $Table = shift; #self
- my $start = shift;
- my $end = shift;
- my $name = shift;
- $name = "" if not defined $name; ## warning: $name can be "0"
-
- $Table->Append($start, $name);
- $Table->Extend($end) if $end > $start;
- }
-
- ##
- ## Return a new Table that represents all code points not in the Table.
- ##
- sub Table::Invert
- {
- my $Table = shift; #self
-
- my $New = Table->New();
- my $max = -1;
- for my $range (@$Table)
- {
- my $start = $range->[RANGE_START];
- my $end = $range->[RANGE_END];
- if ($start-1 >= $max+1) {
- $New->AppendRange($max+1, $start-1, "");
- }
- $max = $end;
- }
- if ($max+1 < $LastUnicodeCodepoint) {
- $New->AppendRange($max+1, $LastUnicodeCodepoint);
- }
- return $New;
- }
-
- ##
- ## Merges any number of other tables with $self, returning the new table.
- ## (existing tables are not modified)
- ##
- ##
- ## Args may be Tables, or individual code points (as integers).
- ##
- ## Can be called as either a constructor or a method.
- ##
- sub Table::Merge
- {
- shift(@_) if not ref $_[0]; ## if called as a constructor, lose the class
- my @Tables = @_;
-
- ## Accumulate all records from all tables
- my @Records;
- for my $Arg (@Tables)
- {
- if (ref $Arg) {
- ## arg is a table -- get its ranges
- push @Records, @$Arg;
- } else {
- ## arg is a codepoint, make a range
- push @Records, [ $Arg, $Arg ]
- }
- }
-
- ## sort by range start, with longer ranges coming first.
- my ($first, @Rest) = sort {
- ($a->[RANGE_START] <=> $b->[RANGE_START])
- or
- ($b->[RANGE_END] <=> $b->[RANGE_END])
- } @Records;
-
- my $New = Table->New();
-
- ## Ensuring the first range is there makes the subsequent loop easier
- $New->AppendRange($first->[RANGE_START],
- $first->[RANGE_END]);
-
- ## Fold in records so long as they add new information.
- for my $set (@Rest)
- {
- my $start = $set->[RANGE_START];
- my $end = $set->[RANGE_END];
- if ($start > $New->Max) {
- $New->AppendRange($start, $end);
- } elsif ($end > $New->Max) {
- $New->Extend($end);
- }
- }
-
- return $New;
- }
-
- ##
- ## Given a filename, write a representation of the Table to a file.
- ## May have an optional comment as a 2nd arg.
- ##
- sub Table::Write
- {
- my $Table = shift; #self
- my $filename = shift;
- my $comment = shift;
-
- my @OUT = $HEADER;
- if (defined $comment) {
- $comment =~ s/\s+\Z//;
- $comment =~ s/^/# /gm;
- push @OUT, "#\n$comment\n#\n";
- }
- push @OUT, "return <<'END';\n";
-
- for my $set (@$Table)
- {
- my $start = $set->[RANGE_START];
- my $end = $set->[RANGE_END];
- my $name = $set->[RANGE_NAME];
-
- if ($start == $end) {
- push @OUT, sprintf "%04X\t\t%s\n", $start, $name;
- } else {
- push @OUT, sprintf "%04X\t%04X\t%s\n", $start, $end, $name;
- }
- }
-
- push @OUT, "END\n";
-
- WriteIfChanged($filename, @OUT);
- }
-
- ## This used only for making the test script.
- ## helper function
- sub IsUsable($)
- {
- my $code = shift;
- return 0 if $code <= 0x0000; ## don't use null
- return 0 if $code >= $LastUnicodeCodepoint; ## keep in range
- return 0 if ($code >= 0xD800 and $code <= 0xDFFF); ## no surrogates
- return 0 if ($code >= 0xFDD0 and $code <= 0xFDEF); ## utf8.c says no good
- return 0 if (($code & 0xFFFF) == 0xFFFE); ## utf8.c says no good
- return 0 if (($code & 0xFFFF) == 0xFFFF); ## utf8.c says no good
- return 1;
- }
-
- ## Return a code point that's part of the table.
- ## Returns nothing if the table is empty (or covers only surrogates).
- ## This used only for making the test script.
- sub Table::ValidCode
- {
- my $Table = shift; #self
- for my $set (@$Table) {
- return $set->[RANGE_END] if IsUsable($set->[RANGE_END]);
- }
- return ();
- }
-
- ## Return a code point that's not part of the table
- ## Returns nothing if the table covers all code points.
- ## This used only for making the test script.
- sub Table::InvalidCode
- {
- my $Table = shift; #self
-
- return 0x1234 if $Table->IsEmpty();
-
- for my $set (@$Table)
- {
- if (IsUsable($set->[RANGE_END] + 1))
- {
- return $set->[RANGE_END] + 1;
- }
-
- if (IsUsable($set->[RANGE_START] - 1))
- {
- return $set->[RANGE_START] - 1;
- }
- }
- return ();
- }
-
- ###########################################################################
- ###########################################################################
- ###########################################################################
-
-
- ##
- ## Called like:
- ## New_Alias(Is => 'All', SameAs => 'Any', Fuzzy => 1);
- ##
- ## The args must be in that order, although the Fuzzy pair may be omitted.
- ##
- ## This creates 'IsAll' as an alias for 'IsAny'
- ##
- sub New_Alias($$$@)
- {
- my $Type = shift; ## "Is" or "In"
- my $Alias = shift;
- my $SameAs = shift; # expecting "SameAs" -- just ignored
- my $Name = shift;
-
- ## remaining args are optional key/val
- my %Args = @_;
-
- my $Fuzzy = delete $Args{Fuzzy};
-
- ## sanity check a few args
- if (%Args or ($Type ne 'Is' and $Type ne 'In') or $SameAs ne 'SameAs') {
- confess "$0: bad args to New_Alias"
- }
-
- $Alias = CanonicalName($Alias) if $Fuzzy;
-
- if (not $TableInfo{$Type}->{$Name})
- {
- my $CName = CanonicalName($Name);
- if ($TableInfo{$Type}->{$CName}) {
- confess "$0: Use canonical form '$CName' instead of '$Name' for alias.";
- } else {
- confess "$0: don't have orignial $Type => $Name to make alias";
- }
- }
- if ($TableInfo{$Alias}) {
- confess "$0: already have original $Type => $Alias; can't make alias";
- }
- $AliasInfo{$Type}->{$Name} = $Alias;
- if ($Fuzzy) {
- $FuzzyNames{$Type}->{$Alias} = $Name;
- }
-
- }
-
-
- ## All assigned code points
- my $Assigned = Table->New(Is => 'Assigned',
- Desc => "All assigned code points",
- Fuzzy => 0);
-
- my $Name = Table->New(); ## all characters, individually by name
- my $General = Table->New(); ## all characters, grouped by category
- my %General;
- my %Cat;
-
- ##
- ## Process UnicodeData.txt (Categories, etc.)
- ##
- sub UnicodeData_Txt()
- {
- my $Bidi = Table->New();
- my $Deco = Table->New();
- my $Comb = Table->New();
- my $Number = Table->New();
- my $Mirrored = Table->New(Is => 'Mirrored',
- Desc => "Mirrored in bidirectional text",
- Fuzzy => 0);
-
- my %DC;
- my %Bidi;
- my %Deco;
- $Deco{Canon} = Table->New(Is => 'Canon',
- Desc => 'Decomposes to multiple characters',
- Fuzzy => 0);
- $Deco{Compat} = Table->New(Is => 'Compat',
- Desc => 'Compatible with a more-basic character',
- Fuzzy => 0);
-
- ## Initialize Perl-generated categories
- ## (Categories from UnicodeData.txt are auto-initialized in gencat)
- $Cat{Alnum} =
- Table->New(Is => 'Alnum', Desc => "[[:Alnum:]]", Fuzzy => 0);
- $Cat{Alpha} =
- Table->New(Is => 'Alpha', Desc => "[[:Alpha:]]", Fuzzy => 0);
- $Cat{ASCII} =
- Table->New(Is => 'ASCII', Desc => "[[:ASCII:]]", Fuzzy => 0);
- $Cat{Blank} =
- Table->New(Is => 'Blank', Desc => "[[:Blank:]]", Fuzzy => 0);
- $Cat{Cntrl} =
- Table->New(Is => 'Cntrl', Desc => "[[:Cntrl:]]", Fuzzy => 0);
- $Cat{Digit} =
- Table->New(Is => 'Digit', Desc => "[[:Digit:]]", Fuzzy => 0);
- $Cat{Graph} =
- Table->New(Is => 'Graph', Desc => "[[:Graph:]]", Fuzzy => 0);
- $Cat{Lower} =
- Table->New(Is => 'Lower', Desc => "[[:Lower:]]", Fuzzy => 0);
- $Cat{Print} =
- Table->New(Is => 'Print', Desc => "[[:Print:]]", Fuzzy => 0);
- $Cat{Punct} =
- Table->New(Is => 'Punct', Desc => "[[:Punct:]]", Fuzzy => 0);
- $Cat{Space} =
- Table->New(Is => 'Space', Desc => "[[:Space:]]", Fuzzy => 0);
- $Cat{Title} =
- Table->New(Is => 'Title', Desc => "[[:Title:]]", Fuzzy => 0);
- $Cat{Upper} =
- Table->New(Is => 'Upper', Desc => "[[:Upper:]]", Fuzzy => 0);
- $Cat{XDigit} =
- Table->New(Is => 'XDigit', Desc => "[[:XDigit:]]", Fuzzy => 0);
- $Cat{Word} =
- Table->New(Is => 'Word', Desc => "[[:Word:]]", Fuzzy => 0);
- $Cat{SpacePerl} =
- Table->New(Is => 'SpacePerl', Desc => '\s', Fuzzy => 0);
-
- my %To;
- $To{Upper} = Table->New();
- $To{Lower} = Table->New();
- $To{Title} = Table->New();
- $To{Digit} = Table->New();
-
- sub gencat($$$$)
- {
- my ($name, ## Name ("LATIN CAPITAL LETTER A")
- $cat, ## Category ("Lu", "Zp", "Nd", etc.)
- $code, ## Code point (as an integer)
- $op) = @_;
-
- my $MajorCat = substr($cat, 0, 1); ## L, M, Z, S, etc
-
- $Assigned->$op($code);
- $Name->$op($code, $name);
- $General->$op($code, $cat);
-
- ## add to the sub category (e.g. "Lu", "Nd", "Cf", ..)
- $Cat{$cat} ||= Table->New(Is => $cat,
- Desc => "General Category '$cat'",
- Fuzzy => 0);
- $Cat{$cat}->$op($code);
-
- ## add to the major category (e.g. "L", "N", "C", ...)
- $Cat{$MajorCat} ||= Table->New(Is => $MajorCat,
- Desc => "Major Category '$MajorCat'",
- Fuzzy => 0);
- $Cat{$MajorCat}->$op($code);
-
- ($General{$name} ||= Table->New)->$op($code, $name);
-
- # 005F: SPACING UNDERSCORE
- $Cat{Word}->$op($code) if $cat =~ /^[LMN]|Pc/;
- $Cat{Alnum}->$op($code) if $cat =~ /^[LM]|Nd/;
- $Cat{Alpha}->$op($code) if $cat =~ /^[LM]/;
-
- my $isspace =
- ($cat =~ /Zs|Zl|Zp/ &&
- $code != 0x200B) # 200B is ZWSP which is for line break control
- # and therefore it is not part of "space" even while it is "Zs".
- || $code == 0x0009 # 0009: HORIZONTAL TAB
- || $code == 0x000A # 000A: LINE FEED
- || $code == 0x000B # 000B: VERTICAL TAB
- || $code == 0x000C # 000C: FORM FEED
- || $code == 0x000D # 000D: CARRIAGE RETURN
- || $code == 0x0085 # 0085: NEL
-
- ;
-
- $Cat{Space}->$op($code) if $isspace;
-
- $Cat{SpacePerl}->$op($code) if $isspace
- && $code != 0x000B; # Backward compat.
-
- $Cat{Blank}->$op($code) if $isspace
- && !($code == 0x000A ||
- $code == 0x000B ||
- $code == 0x000C ||
- $code == 0x000D ||
- $code == 0x0085 ||
- $cat =~ /^Z[lp]/);
-
- $Cat{Digit}->$op($code) if $cat eq "Nd";
- $Cat{Upper}->$op($code) if $cat eq "Lu";
- $Cat{Lower}->$op($code) if $cat eq "Ll";
- $Cat{Title}->$op($code) if $cat eq "Lt";
- $Cat{ASCII}->$op($code) if $code <= 0x007F;
- $Cat{Cntrl}->$op($code) if $cat =~ /^C/;
- my $isgraph = !$isspace && $cat !~ /Cc|Cs|Cn/;
- $Cat{Graph}->$op($code) if $isgraph;
- $Cat{Print}->$op($code) if $isgraph || $isspace;
- $Cat{Punct}->$op($code) if $cat =~ /^P/;
-
- $Cat{XDigit}->$op($code) if ($code >= 0x30 && $code <= 0x39) ## 0..9
- || ($code >= 0x41 && $code <= 0x46) ## A..F
- || ($code >= 0x61 && $code <= 0x66); ## a..f
- }
-
- ## open ane read file.....
- if (not open IN, "UnicodeData.txt") {
- die "$0: UnicodeData.txt: $!\n";
- }
-
- ##
- ## For building \p{_CombAbove} and \p{_CanonDCIJ}
- ##
- my %_Above_HexCodes; ## Hexcodes for chars with $comb == 230 ("ABOVE")
-
- my %CodeToDeco; ## Maps code to decomp. list for chars with first
- ## decomp. char an "i" or "j" (for \p{_CanonDCIJ})
-
- ## This is filled in as we go....
- my $CombAbove = Table->New(Is => '_CombAbove',
- Desc => '(for internal casefolding use)',
- Fuzzy => 0);
-
- while (<IN>)
- {
- next unless /^[0-9A-Fa-f]+;/;
- s/\s+$//;
-
- my ($hexcode, ## code point in hex (e.g. "0041")
- $name, ## character name (e.g. "LATIN CAPITAL LETTER A")
- $cat, ## category (e.g. "Lu")
- $comb, ## Canonical combining class (e.t. "230")
- $bidi, ## directional category (e.g. "L")
- $deco, ## decomposition mapping
- $decimal, ## decimal digit value
- $digit, ## digit value
- $number, ## numeric value
- $mirrored, ## mirrored
- $unicode10, ## name in Unicode 1.0
- $comment, ## comment field
- $upper, ## uppercase mapping
- $lower, ## lowercase mapping
- $title, ## titlecase mapping
- ) = split(/\s*;\s*/);
-
- # Note that in Unicode 3.2 there will be names like
- # LINE FEED (LF), which probably means that \N{} needs
- # to cope also with LINE FEED and LF.
- $name = $unicode10 if $name eq '<control>' && $unicode10 ne '';
-
- my $code = hex($hexcode);
-
- if ($comb and $comb == 230) {
- $CombAbove->Append($code);
- $_Above_HexCodes{$hexcode} = 1;
- }
-
- ## Used in building \p{_CanonDCIJ}
- if ($deco and $deco =~ m/^006[9A]\b/) {
- $CodeToDeco{$code} = $deco;
- }
-
- ##
- ## There are a few pairs of lines like:
- ## AC00;<Hangul Syllable, First>;Lo;0;L;;;;;N;;;;;
- ## D7A3;<Hangul Syllable, Last>;Lo;0;L;;;;;N;;;;;
- ## that define ranges.
- ##
- if ($name =~ /^<(.+), (First|Last)>$/)
- {
- $name = $1;
- gencat($name, $cat, $code, $2 eq 'First' ? 'Append' : 'Extend');
- #New_Prop(In => $name, $General{$name}, Fuzzy => 1);
- }
- else
- {
- ## normal (single-character) lines
- gencat($name, $cat, $code, 'Append');
-
- # No Append() here since since several codes may map into one.
- $To{Upper}->RawAppendRange($code, $code, $upper) if $upper;
- $To{Lower}->RawAppendRange($code, $code, $lower) if $lower;
- $To{Title}->RawAppendRange($code, $code, $title) if $title;
- $To{Digit}->Append($code, $decimal) if length $decimal;
-
- $Bidi->Append($code, $bidi);
- $Comb->Append($code, $comb) if $comb;
- $Number->Append($code, $number) if length $number;
-
- $Mirrored->Append($code) if $mirrored eq "Y";
-
- $Bidi{$bidi} ||= Table->New(Is => "Bidi$bidi",
- Desc => "Bi-directional category '$bidi'",
- Fuzzy => 0);
- $Bidi{$bidi}->Append($code);
-
- if ($deco)
- {
- $Deco->Append($code, $deco);
- if ($deco =~/^<(\w+)>/)
- {
- $Deco{Compat}->Append($code);
-
- $DC{$1} ||= Table->New(Is => "DC$1",
- Desc => "Compatible with '$1'",
- Fuzzy => 0);
- $DC{$1}->Append($code);
- }
- else
- {
- $Deco{Canon}->Append($code);
- }
- }
- }
- }
- close IN;
-
- ##
- ## Tidy up a few special cases....
- ##
-
- $Cat{Cn} = $Assigned->Invert; ## Cn is everything that doesn't exist
- New_Prop(Is => 'Cn',
- $Cat{Cn},
- Desc => "General Category 'Cn' [not functional in Perl]",
- Fuzzy => 0);
-
- ## Unassigned is the same as 'Cn'
- New_Alias(Is => 'Unassigned', SameAs => 'Cn', Fuzzy => 0);
-
- $Cat{C}->Replace($Cat{C}->Merge($Cat{Cn})); ## Now merge in Cn into C
-
-
- # L& is Ll, Lu, and Lt.
- New_Prop(Is => 'L&',
- Table->Merge(@Cat{qw[Ll Lu Lt]}),
- Desc => '[\p{Ll}\p{Lu}\p{Lt}]',
- Fuzzy => 0);
-
- ## Any and All are all code points.
- my $Any = Table->New(Is => 'Any',
- Desc => sprintf("[\\x{0000}-\\x{%X}]",
- $LastUnicodeCodepoint),
- Fuzzy => 0);
- $Any->RawAppendRange(0, $LastUnicodeCodepoint);
-
- New_Alias(Is => 'All', SameAs => 'Any', Fuzzy => 0);
-
- ##
- ## Build special properties for Perl's internal case-folding needs:
- ## \p{_CaseIgnorable}
- ## \p{_CanonDCIJ}
- ## \p{_CombAbove}
- ## _CombAbove was built above. Others are built here....
- ##
-
- ## \p{_CaseIgnorable} is [\p{Mn}\0x00AD\x2010]
- New_Prop(Is => '_CaseIgnorable',
- Table->Merge($Cat{Mn},
- 0x00AD, #SOFT HYPHEN
- 0x2010), #HYPHEN
- Desc => '(for internal casefolding use)',
- Fuzzy => 0);
-
-
- ## \p{_CanonDCIJ} is fairly complex...
- my $CanonCDIJ = Table->New(Is => '_CanonDCIJ',
- Desc => '(for internal casefolding use)',
- Fuzzy => 0);
- ## It contains the ASCII 'i' and 'j'....
- $CanonCDIJ->Append(0x0069); # ASCII ord("i")
- $CanonCDIJ->Append(0x006A); # ASCII ord("j")
- ## ...and any character with a decomposition that starts with either of
- ## those code points, but only if the decomposition does not have any
- ## combining character with the "ABOVE" canonical combining class.
- for my $code (sort { $a <=> $b} keys %CodeToDeco)
- {
- ## Need to ensure that all decomposition characters do not have
- ## a %HexCodeToComb in %AboveCombClasses.
- my $want = 1;
- for my $deco_hexcode (split / /, $CodeToDeco{$code})
- {
- if (exists $_Above_HexCodes{$deco_hexcode}) {
- ## one of the decmposition chars has an ABOVE combination
- ## class, so we're not interested in this one
- $want = 0;
- last;
- }
- }
- if ($want) {
- $CanonCDIJ->Append($code);
- }
- }
-
-
-
- ##
- ## Now dump the files.
- ##
- $Name->Write("Name.pl");
- $Bidi->Write("Bidirectional.pl");
- $Comb->Write("CombiningClass.pl");
- $Deco->Write("Decomposition.pl");
- $Number->Write("Number.pl");
- $General->Write("Category.pl");
-
- for my $to (sort keys %To) {
- $To{$to}->Write("To/$to.pl");
- }
- }
-
- ##
- ## Process LineBreak.txt
- ##
- sub LineBreak_Txt()
- {
- if (not open IN, "LineBreak.txt") {
- die "$0: LineBreak.txt: $!\n";
- }
-
- my $Lbrk = Table->New();
- my %Lbrk;
-
- while (<IN>)
- {
- next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(\w+)/;
-
- my ($first, $last, $lbrk) = (hex($1), hex($2||""), $3);
-
- $Lbrk->Append($first, $lbrk);
-
- $Lbrk{$lbrk} ||= Table->New(Is => "Lbrk$lbrk",
- Desc => "Linebreak category '$lbrk'",
- Fuzzy => 0);
- $Lbrk{$lbrk}->Append($first);
-
- if ($last) {
- $Lbrk->Extend($last);
- $Lbrk{$lbrk}->Extend($last);
- }
- }
- close IN;
-
- $Lbrk->Write("Lbrk.pl");
- }
-
- ##
- ## Process ArabicShaping.txt.
- ##
- sub ArabicShaping_txt()
- {
- if (not open IN, "ArabicShaping.txt") {
- die "$0: ArabicShaping.txt: $!\n";
- }
-
- my $ArabLink = Table->New();
- my $ArabLinkGroup = Table->New();
-
- while (<IN>)
- {
- next unless /^[0-9A-Fa-f]+;/;
- s/\s+$//;
-
- my ($hexcode, $name, $link, $linkgroup) = split(/\s*;\s*/);
- my $code = hex($hexcode);
- $ArabLink->Append($code, $link);
- $ArabLinkGroup->Append($code, $linkgroup);
- }
- close IN;
-
- $ArabLink->Write("ArabLink.pl");
- $ArabLinkGroup->Write("ArabLnkGrp.pl");
- }
-
- ##
- ## Process Jamo.txt.
- ##
- sub Jamo_txt()
- {
- if (not open IN, "Jamo.txt") {
- die "$0: Jamo.txt: $!\n";
- }
- my $Short = Table->New();
-
- while (<IN>)
- {
- next unless /^([0-9A-Fa-f]+)\s*;\s*(\w*)/;
- my ($code, $short) = (hex($1), $2);
-
- $Short->Append($code, $short);
- }
- close IN;
- $Short->Write("JamoShort.pl");
- }
-
- ##
- ## Process Scripts.txt.
- ##
- sub Scripts_txt()
- {
- my @ScriptInfo;
-
- if (not open(IN, "Scripts.txt")) {
- die "$0: Scripts.txt: $!\n";
- }
- while (<IN>) {
- next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(.+?)\s*\#/;
-
- # Wait until all the scripts have been read since
- # they are not listed in numeric order.
- push @ScriptInfo, [ hex($1), hex($2||""), $3 ];
- }
- close IN;
-
- # Now append the scripts properties in their code point order.
-
- my %Script;
- my $Scripts = Table->New();
-
- for my $script (sort { $a->[0] <=> $b->[0] } @ScriptInfo)
- {
- my ($first, $last, $name) = @$script;
- $Scripts->Append($first, $name);
-
- $Script{$name} ||= Table->New(Is => $name,
- Desc => "Script '$name'",
- Fuzzy => 1);
- $Script{$name}->Append($first, $name);
-
- if ($last) {
- $Scripts->Extend($last);
- $Script{$name}->Extend($last);
- }
- }
-
- $Scripts->Write("Scripts.pl");
-
- ## Common is everything not explicitly assigned to a Script
- ##
- ## ***shouldn't this be intersected with \p{Assigned}? ******
- ##
- New_Prop(Is => 'Common',
- $Scripts->Invert,
- Desc => 'Pseudo-Script of codepoints not in other Unicode scripts',
- Fuzzy => 1);
- }
-
- ##
- ## Given a name like "Close Punctuation", return a regex (that when applied
- ## with /i) matches any valid form of that name (e.g. "ClosePunctuation",
- ## "Close-Punctuation", etc.)
- ##
- ## Accept any space, dash, or underbar where in the official name there is
- ## space or a dash (or underbar, but there never is).
- ##
- ##
- sub NameToRegex($)
- {
- my $Name = shift;
- $Name =~ s/[- _]/(?:[-_]|\\s+)?/g;
- return $Name;
- }
-
- ##
- ## Process Blocks.txt.
- ##
- sub Blocks_txt()
- {
- my $Blocks = Table->New();
- my %Blocks;
-
- if (not open IN, "Blocks.txt") {
- die "$0: Blocks.txt: $!\n";
- }
-
- while (<IN>)
- {
- #next if not /Private Use$/;
- next if not /^([0-9A-Fa-f]+)\.\.([0-9A-Fa-f]+)\s*;\s*(.+?)\s*$/;
-
- my ($first, $last, $name) = (hex($1), hex($2), $3);
-
- $Blocks->Append($first, $name);
-
- $Blocks{$name} ||= Table->New(In => $name,
- Desc => "Block '$name'",
- Fuzzy => 1);
- $Blocks{$name}->Append($first, $name);
-
- if ($last and $last != $first) {
- $Blocks->Extend($last);
- $Blocks{$name}->Extend($last);
- }
- }
- close IN;
-
- $Blocks->Write("Blocks.pl");
- }
-
- ##
- ## Read in the PropList.txt. It contains extended properties not
- ## listed in the UnicodeData.txt, such as 'Other_Alphabetic':
- ## alphabetic but not of the general category L; many modifiers
- ## belong to this extended property category: while they are not
- ## alphabets, they are alphabetic in nature.
- ##
- sub PropList_txt()
- {
- my @PropInfo;
-
- if (not open IN, "PropList.txt") {
- die "$0: PropList.txt: $!\n";
- }
-
- while (<IN>)
- {
- next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(.+?)\s*\#/;
-
- # Wait until all the extended properties have been read since
- # they are not listed in numeric order.
- push @PropInfo, [ hex($1), hex($2||""), $3 ];
- }
- close IN;
-
- # Now append the extended properties in their code point order.
- my $Props = Table->New();
- my %Prop;
-
- for my $prop (sort { $a->[0] <=> $b->[0] } @PropInfo)
- {
- my ($first, $last, $name) = @$prop;
- $Props->Append($first, $name);
-
- $Prop{$name} ||= Table->New(Is => $name,
- Desc => "Extended property '$name'",
- Fuzzy => 1);
- $Prop{$name}->Append($first, $name);
-
- if ($last) {
- $Props->Extend($last);
- $Prop{$name}->Extend($last);
- }
- }
-
- # Alphabetic is L and Other_Alphabetic.
- New_Prop(Is => 'Alphabetic',
- Table->Merge($Cat{L}, $Prop{Other_Alphabetic}),
- Desc => '[\p{L}\p{OtherAlphabetic}]', # use canonical names here
- Fuzzy => 1);
-
- # Lowercase is Ll and Other_Lowercase.
- New_Prop(Is => 'Lowercase',
- Table->Merge($Cat{Ll}, $Prop{Other_Lowercase}),
- Desc => '[\p{Ll}\p{OtherLowercase}]', # use canonical names here
- Fuzzy => 1);
-
- # Uppercase is Lu and Other_Uppercase.
- New_Prop(Is => 'Uppercase',
- Table->Merge($Cat{Lu}, $Prop{Other_Uppercase}),
- Desc => '[\p{Lu}\p{Other_Uppercase}]', # use canonical names here
- Fuzzy => 1);
-
- # Math is Sm and Other_Math.
- New_Prop(Is => 'Math',
- Table->Merge($Cat{Sm}, $Prop{Other_Math}),
- Desc => '[\p{Sm}\p{OtherMath}]', # use canonical names here
- Fuzzy => 1);
-
- # ID_Start is Ll, Lu, Lt, Lm, Lo, and Nl.
- New_Prop(Is => 'ID_Start',
- Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl]}),
- Desc => '[\p{Ll}\p{Lu}\p{Lt}\p{Lm}\p{Lo}\p{Nl}]',
- Fuzzy => 1);
-
- # ID_Continue is ID_Start, Mn, Mc, Nd, and Pc.
- New_Prop(Is => 'ID_Continue',
- Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl Mn Mc Nd Pc ]}),
- Desc => '[\p{ID_Start}\p{Mn}\p{Mc}\p{Nd}\p{Pc}]',
- Fuzzy => 1);
- }
-
- sub Make_GC_Aliases()
- {
- ##
- ## The mapping from General Category long forms to short forms is
- ## currently hardwired here since no simple data file in the UCD
- ## seems to do that. Unicode 3.2 will assumedly correct this.
- ##
- my %Is = (
- 'Letter' => 'L',
- 'Uppercase_Letter' => 'Lu',
- 'Lowercase_Letter' => 'Ll',
- 'Titlecase_Letter' => 'Lt',
- 'Modifier_Letter' => 'Lm',
- 'Other_Letter' => 'Lo',
-
- 'Mark' => 'M',
- 'Non_Spacing_Mark' => 'Mn',
- 'Spacing_Mark' => 'Mc',
- 'Enclosing_Mark' => 'Me',
-
- 'Separator' => 'Z',
- 'Space_Separator' => 'Zs',
- 'Line_Separator' => 'Zl',
- 'Paragraph_Separator' => 'Zp',
-
- 'Number' => 'N',
- 'Decimal_Number' => 'Nd',
- 'Letter_Number' => 'Nl',
- 'Other_Number' => 'No',
-
- 'Punctuation' => 'P',
- 'Connector_Punctuation' => 'Pc',
- 'Dash_Punctuation' => 'Pd',
- 'Open_Punctuation' => 'Ps',
- 'Close_Punctuation' => 'Pe',
- 'Initial_Punctuation' => 'Pi',
- 'Final_Punctuation' => 'Pf',
- 'Other_Punctuation' => 'Po',
-
- 'Symbol' => 'S',
- 'Math_Symbol' => 'Sm',
- 'Currency_Symbol' => 'Sc',
- 'Modifier_Symbol' => 'Sk',
- 'Other_Symbol' => 'So',
-
- 'Other' => 'C',
- 'Control' => 'Cc',
- 'Format' => 'Cf',
- 'Surrogate' => 'Cs',
- 'Private Use' => 'Co',
- 'Unassigned' => 'Cn',
- );
-
- ## make the aliases....
- while (my ($Alias, $Name) = each %Is) {
- New_Alias(Is => $Alias, SameAs => $Name, Fuzzy => 1);
- }
- }
-
-
- ##
- ## These are used in:
- ## MakePropTestScript()
- ## WriteAllMappings()
- ## for making the test script.
- ##
- my %FuzzyNameToTest;
- my %ExactNameToTest;
-
-
- ## This used only for making the test script
- sub GenTests($$$$)
- {
- my $FH = shift;
- my $Prop = shift;
- my $MatchCode = shift;
- my $FailCode = shift;
-
- if (defined $MatchCode) {
- printf $FH qq/Expect(1, "\\x{%04X}", '\\p{$Prop}' );\n/, $MatchCode;
- printf $FH qq/Expect(0, "\\x{%04X}", '\\p{^$Prop}');\n/, $MatchCode;
- printf $FH qq/Expect(0, "\\x{%04X}", '\\P{$Prop}' );\n/, $MatchCode;
- printf $FH qq/Expect(1, "\\x{%04X}", '\\P{^$Prop}');\n/, $MatchCode;
- }
- if (defined $FailCode) {
- printf $FH qq/Expect(0, "\\x{%04X}", '\\p{$Prop}' );\n/, $FailCode;
- printf $FH qq/Expect(1, "\\x{%04X}", '\\p{^$Prop}');\n/, $FailCode;
- printf $FH qq/Expect(1, "\\x{%04X}", '\\P{$Prop}' );\n/, $FailCode;
- printf $FH qq/Expect(0, "\\x{%04X}", '\\P{^$Prop}');\n/, $FailCode;
- }
- }
-
- ## This used only for making the test script
- sub ExpectError($$)
- {
- my $FH = shift;
- my $prop = shift;
-
- print $FH qq/Error('\\p{$prop}');\n/;
- print $FH qq/Error('\\P{$prop}');\n/;
- }
-
- ## This used only for making the test script
- my @GoodSeps = (
- " ",
- "-",
- " \t ",
- "",
- "",
- "_",
- );
- my @BadSeps = (
- "--",
- "__",
- " _",
- "/"
- );
-
- ## This used only for making the test script
- sub RandomlyFuzzifyName($;$)
- {
- my $Name = shift;
- my $WantError = shift; ## if true, make an error
-
- my @parts;
- for my $part (split /[-\s_]+/, $Name)
- {
- if (@parts) {
- if ($WantError and rand() < 0.3) {
- push @parts, $BadSeps[rand(@BadSeps)];
- $WantError = 0;
- } else {
- push @parts, $GoodSeps[rand(@GoodSeps)];
- }
- }
- my $switch = int rand(4);
- if ($switch == 0) {
- push @parts, uc $part;
- } elsif ($switch == 1) {
- push @parts, lc $part;
- } elsif ($switch == 2) {
- push @parts, ucfirst $part;
- } else {
- push @parts, $part;
- }
- }
- my $new = join('', @parts);
-
- if ($WantError) {
- if (rand() >= 0.5) {
- $new .= $BadSeps[rand(@BadSeps)];
- } else {
- $new = $BadSeps[rand(@BadSeps)] . $new;
- }
- }
- return $new;
- }
-
- ## This used only for making the test script
- sub MakePropTestScript()
- {
- ## this written directly -- it's huge.
- if (not open OUT, ">TestProp.pl") {
- die "$0: TestProp.pl: $!\n";
- }
- print OUT <DATA>;
-
- while (my ($Name, $Table) = each %ExactNameToTest)
- {
- GenTests(*OUT, $Name, $Table->ValidCode, $Table->InvalidCode);
- ExpectError(*OUT, uc $Name) if uc $Name ne $Name;
- ExpectError(*OUT, lc $Name) if lc $Name ne $Name;
- }
-
-
- while (my ($Name, $Table) = each %FuzzyNameToTest)
- {
- my $Orig = $CanonicalToOrig{$Name};
- my %Names = (
- $Name => 1,
- $Orig => 1,
- RandomlyFuzzifyName($Orig) => 1
- );
-
- for my $N (keys %Names) {
- GenTests(*OUT, $N, $Table->ValidCode, $Table->InvalidCode);
- }
-
- ExpectError(*OUT, RandomlyFuzzifyName($Orig, 'ERROR'));
- }
-
- print OUT "Finished();\n";
- close OUT;
- }
-
-
- ##
- ## These are used only in:
- ## RegisterFileForName()
- ## WriteAllMappings()
- ##
- my %Exact; ## will become %utf8::Exact;
- my %Canonical; ## will become %utf8::Canonical;
- my %CaComment; ## Comment for %Canonical entry of same key
-
- ##
- ## Given info about a name and a datafile that it should be associated with,
- ## register that assocation in %Exact and %Canonical.
- sub RegisterFileForName($$$$)
- {
- my $Type = shift;
- my $Name = shift;
- my $IsFuzzy = shift;
- my $filename = shift;
-
- ##
- ## Now in details for the mapping. $Type eq 'Is' has the
- ## Is removed, as it will be removed in utf8_heavy when this
- ## data is being checked. In keeps its "In", but a second
- ## sans-In record is written if it doesn't conflict with
- ## anything already there.
- ##
- if (not $IsFuzzy)
- {
- if ($Type eq 'Is') {
- die "oops[$Name]" if $Exact{$Name};
- $Exact{$Name} = $filename;
- } else {
- die "oops[$Type$Name]" if $Exact{"$Type$Name"};
- $Exact{"$Type$Name"} = $filename;
- $Exact{$Name} = $filename if not $Exact{$Name};
- }
- }
- else
- {
- my $CName = lc $Name;
- if ($Type eq 'Is') {
- die "oops[$CName]" if $Canonical{$CName};
- $Canonical{$CName} = $filename;
- $CaComment{$CName} = $Name if $Name =~ tr/A-Z// >= 2;
- } else {
- die "oops[$Type$CName]" if $Canonical{lc "$Type$CName"};
- $Canonical{lc "$Type$CName"} = $filename;
- $CaComment{lc "$Type$CName"} = "$Type$Name";
- if (not $Canonical{$CName}) {
- $Canonical{$CName} = $filename;
- $CaComment{$CName} = "$Type$Name";
- }
- }
- }
- }
-
- ##
- ## Writes the info accumulated in
- ##
- ## %TableInfo;
- ## %FuzzyNames;
- ## %AliasInfo;
- ##
- ##
- sub WriteAllMappings()
- {
- my @MAP;
-
- my %BaseNames; ## Base names already used (for avoiding 8.3 conflicts)
-
- ## 'Is' *MUST* come first, so its names have precidence over 'In's
- for my $Type ('Is', 'In')
- {
- my %RawNameToFile; ## a per-$Type cache
-
- for my $Name (sort {length $a <=> length $b} keys %{$TableInfo{$Type}})
- {
- ## Note: $Name is already canonical
- my $Table = $TableInfo{$Type}->{$Name};
- my $IsFuzzy = $FuzzyNames{$Type}->{$Name};
-
- ## Need an 8.3 safe filename (which means "an 8 safe" $filename)
- my $filename;
- {
- ## 'Is' items lose 'Is' from the basename.
- $filename = $Type eq 'Is' ? $Name : "$Type$Name";
-
- $filename =~ s/[^\w_]+/_/g; # "L&" -> "L_"
- substr($filename, 8) = '' if length($filename) > 8;
-
- ##
- ## Make sure the basename doesn't conflict with something we
- ## might have already written. If we have, say,
- ## InGreekExtended1
- ## InGreekExtended2
- ## they become
- ## InGreekE
- ## InGreek2
- ##
- while (my $num = $BaseNames{lc $filename}++)
- {
- $num++; ## so basenames with numbers start with '2', which
- ## just looks more natural.
- ## Want to append $num, but if it'll make the basename longer
- ## than 8 characters, pre-truncate $filename so that the result
- ## is acceptable.
- my $delta = length($filename) + length($num) - 8;
- if ($delta > 0) {
- substr($filename, -$delta) = $num;
- } else {
- $filename .= $num;
- }
- }
- };
-
- ##
- ## Construct a nice comment to add to the file, and build data
- ## for the "./Properties" file along the way.
- ##
- my $Comment;
- {
- my $Desc = $TableDesc{$Type}->{$Name} || "";
- ## get list of names this table is reference by
- my @Supported = $Name;
- while (my ($Orig, $Alias) = each %{ $AliasInfo{$Type} })
- {
- if ($Orig eq $Name) {
- push @Supported, $Alias;
- }
- }
-
- my $TypeToShow = $Type eq 'Is' ? "" : $Type;
- my $OrigProp;
-
- $Comment = "This file supports:\n";
- for my $N (@Supported)
- {
- my $IsFuzzy = $FuzzyNames{$Type}->{$N};
- my $Prop = "\\p{$TypeToShow$Name}";
- $OrigProp = $Prop if not $OrigProp; #cache for aliases
- if ($IsFuzzy) {
- $Comment .= "\t$Prop (and fuzzy permutations)\n";
- } else {
- $Comment .= "\t$Prop\n";
- }
- my $MyDesc = ($N eq $Name) ? $Desc : "Alias for $OrigProp ($Desc)";
-
- push @MAP, sprintf("%s %-42s %s\n",
- $IsFuzzy ? '*' : ' ', $Prop, $MyDesc);
- }
- if ($Desc) {
- $Comment .= "\nMeaning: $Desc\n";
- }
-
- }
- ##
- ## Okay, write the file...
- ##
- $Table->Write("lib/$filename.pl", $Comment);
-
- ## and register it
- $RawNameToFile{$Name} = $filename;
- RegisterFileForName($Type => $Name, $IsFuzzy, $filename);
-
- if ($IsFuzzy)
- {
- my $CName = CanonicalName($Type . '_'. $Name);
- $FuzzyNameToTest{$Name} = $Table if !$FuzzyNameToTest{$Name};
- $FuzzyNameToTest{$CName} = $Table if !$FuzzyNameToTest{$CName};
- } else {
- $ExactNameToTest{$Name} = $Table;
- }
-
- }
-
- ## Register aliase info
- for my $Name (sort {length $a <=> length $b} keys %{$AliasInfo{$Type}})
- {
- my $Alias = $AliasInfo{$Type}->{$Name};
- my $IsFuzzy = $FuzzyNames{$Type}->{$Alias};
- my $filename = $RawNameToFile{$Name};
- die "oops [$Alias]->[$Name]" if not $filename;
- RegisterFileForName($Type => $Alias, $IsFuzzy, $filename);
-
- my $Table = $TableInfo{$Type}->{$Name};
- die "oops" if not $Table;
- if ($IsFuzzy)
- {
- my $CName = CanonicalName($Type .'_'. $Alias);
- $FuzzyNameToTest{$Alias} = $Table if !$FuzzyNameToTest{$Alias};
- $FuzzyNameToTest{$CName} = $Table if !$FuzzyNameToTest{$CName};
- } else {
- $ExactNameToTest{$Alias} = $Table;
- }
- }
- }
-
- ##
- ## Write out the property list
- ##
- {
- my @OUT = (
- "##\n",
- "## This file created by $0\n",
- "## List of built-in \\p{...}/\\P{...} properties.\n",
- "##\n",
- "## '*' means name may be 'fuzzy'\n",
- "##\n\n",
- sort { substr($a,2) cmp substr($b, 2) } @MAP,
- );
- WriteIfChanged('Properties', @OUT);
- }
-
- use Text::Tabs (); ## using this makes the files about half the size
-
- ## Write Exact.pl
- {
- my @OUT = (
- $HEADER,
- "##\n",
- "## Data in this file used by ../utf8_heavy.pl\n",
- "##\n\n",
- "## Mapping from name to filename in ./lib\n",
- "%utf8::Exact = (\n",
- );
-
- for my $Name (sort keys %Exact)
- {
- my $File = $Exact{$Name};
- $Name = $Name =~ m/\W/ ? qq/'$Name'/ : " $Name ";
- my $Text = sprintf("%-15s => %s,\n", $Name, qq/'$File'/);
- push @OUT, Text::Tabs::unexpand($Text);
- }
- push @OUT, ");\n1;\n";
-
- WriteIfChanged('Exact.pl', @OUT);
- }
-
- ## Write Canonical.pl
- {
- my @OUT = (
- $HEADER,
- "##\n",
- "## Data in this file used by ../utf8_heavy.pl\n",
- "##\n\n",
- "## Mapping from lc(canonical name) to filename in ./lib\n",
- "%utf8::Canonical = (\n",
- );
- my $Trail = ""; ## used just to keep the spacing pretty
- for my $Name (sort keys %Canonical)
- {
- my $File = $Canonical{$Name};
- if ($CaComment{$Name}) {
- push @OUT, "\n" if not $Trail;
- push @OUT, " # $CaComment{$Name}\n";
- $Trail = "\n";
- } else {
- $Trail = "";
- }
- $Name = $Name =~ m/\W/ ? qq/'$Name'/ : " $Name ";
- my $Text = sprintf(" %-41s => %s,\n$Trail", $Name, qq/'$File'/);
- push @OUT, Text::Tabs::unexpand($Text);
- }
- push @OUT, ");\n1\n";
- WriteIfChanged('Canonical.pl', @OUT);
- }
-
- MakePropTestScript() if $MakeTestScript;
- }
-
-
- sub SpecialCasing_txt()
- {
- #
- # Read in the special cases.
- #
-
- my %CaseInfo;
-
- if (not open IN, "SpecialCasing.txt") {
- die "$0: SpecialCasing.txt: $!\n";
- }
- while (<IN>) {
- next unless /^[0-9A-Fa-f]+;/;
- s/\#.*//;
- s/\s+$//;
-
- my ($code, $lower, $title, $upper, $condition) = split(/\s*;\s*/);
-
- if ($condition) { # not implemented yet
- print "# SKIPPING $_\n" if $Verbose;
- next;
- }
-
- # Wait until all the special cases have been read since
- # they are not listed in numeric order.
- my $ix = hex($code);
- push @{$CaseInfo{Lower}}, [ $ix, $code, $lower ]
- unless $code eq $lower;
- push @{$CaseInfo{Title}}, [ $ix, $code, $title ]
- unless $code eq $title;
- push @{$CaseInfo{Upper}}, [ $ix, $code, $upper ]
- unless $code eq $upper;
- }
- close IN;
-
- # Now write out the special cases properties in their code point order.
- # Prepend them to the To/{Upper,Lower,Title}.pl.
-
- for my $case (qw(Lower Title Upper))
- {
- my $NormalCase = do "To/$case.pl" || die "$0: $@\n";
-
- my @OUT = (
- $HEADER, "\n",
- "%utf8::ToSpec$case =\n(\n",
- );
-
- for my $prop (sort { $a->[0] <=> $b->[0] } @{$CaseInfo{$case}}) {
- my ($ix, $code, $to) = @$prop;
- my $tostr =
- join "", map { sprintf "\\x{%s}", $_ } split ' ', $to;
- push @OUT, sprintf qq['%04X' => "$tostr",\n], $ix;
- # Remove any single-character mappings for
- # the same character since we are going for
- # the special casing rules.
- $NormalCase =~ s/^$code\t\t\w+\n//m;
- }
- push @OUT, (
- ");\n\n",
- "return <<'END';\n",
- $NormalCase,
- "END\n"
- );
- WriteIfChanged("To/$case.pl", @OUT);
- }
- }
-
- #
- # Read in the case foldings.
- #
- # We will do full case folding, C + F + I (see CaseFolding.txt).
- #
- sub CaseFolding_txt()
- {
- if (not open IN, "CaseFolding.txt") {
- die "$0: CaseFolding.txt: $!\n";
- }
-
- my $Fold = Table->New();
- my %Fold;
-
- while (<IN>) {
- # Skip status 'S', simple case folding
- next unless /^([0-9A-Fa-f]+)\s*;\s*([CFI])\s*;\s*([0-9A-Fa-f]+(?: [0-9A-Fa-f]+)*)\s*;/;
-
- my ($code, $status, $fold) = (hex($1), $2, $3);
-
- if ($status eq 'C') { # Common: one-to-one folding
- # No append() since several codes may fold into one.
- $Fold->RawAppendRange($code, $code, $fold);
- } else { # F: full, or I: dotted uppercase I -> dotless lowercase I
- $Fold{$code} = $fold;
- }
- }
- close IN;
-
- $Fold->Write("To/Fold.pl");
-
- #
- # Prepend the special foldings to the common foldings.
- #
- my $CommonFold = do "To/Fold.pl" || die "$0: To/Fold.pl: $!\n";
-
- my @OUT = (
- $HEADER, "\n",
- "%utf8::ToSpecFold =\n(\n",
- );
- for my $code (sort { $a <=> $b } keys %Fold) {
- my $foldstr =
- join "", map { sprintf "\\x{%s}", $_ } split ' ', $Fold{$code};
- push @OUT, sprintf qq['%04X' => "$foldstr",\n], $code;
- }
- push @OUT, (
- ");\n\n",
- "return <<'END';\n",
- $CommonFold,
- "END\n",
- );
-
- WriteIfChanged("To/Fold.pl", @OUT);
- }
-
- ## Do it....
-
- UnicodeData_Txt();
- Make_GC_Aliases();
- PropList_txt();
-
- Scripts_txt();
- Blocks_txt();
-
- WriteAllMappings();
-
- LineBreak_Txt();
- ArabicShaping_txt();
- Jamo_txt();
- SpecialCasing_txt();
- CaseFolding_txt();
-
- exit(0);
-
- ## TRAILING CODE IS USED BY MakePropTestScript()
- __DATA__
- use strict;
- use warnings;
-
- my $Tests = 0;
- my $Fails = 0;
-
- sub Expect($$$)
- {
- my $Expect = shift;
- my $String = shift;
- my $Regex = shift;
- my $Line = (caller)[2];
-
- $Tests++;
- my $RegObj;
- my $result = eval {
- $RegObj = qr/$Regex/;
- $String =~ $RegObj ? 1 : 0
- };
-
- if (not defined $result) {
- print "couldn't compile /$Regex/ on $0 line $Line: $@\n";
- $Fails++;
- } elsif ($result ^ $Expect) {
- print "bad result (expected $Expect) on $0 line $Line: $@\n";
- $Fails++;
- }
- }
-
- sub Error($)
- {
- my $Regex = shift;
- $Tests++;
- if (eval { 'x' =~ qr/$Regex/; 1 }) {
- $Fails++;
- my $Line = (caller)[2];
- print "expected error for /$Regex/ on $0 line $Line: $@\n";
- }
- }
-
- sub Finished()
- {
- if ($Fails == 0) {
- print "All $Tests tests passed.\n";
- exit(0);
- } else {
- print "$Tests tests, $Fails failed!\n";
- exit(-1);
- }
- }
-