| Current Path : /usr/share/perl5/unicore/ |
| Current File : //usr/share/perl5/unicore/mktables |
## !!!!!!!!!!!!!! IF YOU MODIFY THIS FILE !!!!!!!!!!!!!!!!!!!!!!!!!
## Any files created or read by this program should be listed in 'mktables.lst'
#!/usr/bin/perl -w
require 5.008; # Needs pack "U". Probably safest to run on 5.8.x
use strict;
use Carp;
use File::Spec;
##
## mktables -- create the runtime Perl Unicode files (lib/unicore/**/*.pl)
## from the Unicode database files (lib/unicore/*.txt).
##
## "Fuzzy" means this section in Unicode TR18:
##
## The recommended names for UCD properties and property values are in
## PropertyAliases.txt [Prop] and PropertyValueAliases.txt
## [PropValue]. There are both abbreviated names and longer, more
## descriptive names. It is strongly recommended that both names be
## recognized, and that loose matching of property names be used,
## whereby the case distinctions, whitespace, hyphens, and underbar
## are ignored.
## Base names already used in lib/gc_sc (for avoiding 8.3 conflicts)
my %BaseNames;
##
## Process any args.
##
my $Verbose = 0;
my $MakeTestScript = 0;
my $AlwaysWrite = 0;
my $UseDir = "";
my $FileList = "$0.lst";
my $MakeList = 0;
while (@ARGV)
{
my $arg = shift @ARGV;
if ($arg eq '-v') {
$Verbose = 1;
} elsif ($arg eq '-q') {
$Verbose = 0;
} elsif ($arg eq '-w') {
$AlwaysWrite = 1; # update the files even if they havent changed
$FileList = "";
} elsif ($arg eq '-check') {
my $this = shift @ARGV;
my $ok = shift @ARGV;
if ($this ne $ok) {
print "Skipping as check params are not the same.\n";
exit(0);
}
} elsif ($arg eq '-maketest') {
$MakeTestScript = 1;
} elsif ($arg eq '-makelist') {
$MakeList = 1;
} elsif ($arg eq '-C' && defined ($UseDir = shift)) {
-d $UseDir or die "Unknown directory '$UseDir'";
} elsif ($arg eq '-L' && defined ($FileList = shift)) {
-e $FileList or die "Filelist '$FileList' doesn't appear to exist!";
} else {
die "usage: $0 [-v|-q|-w|-C dir|-L filelist] [-maketest] [-makelist]\n",
" -v : Verbose Mode\n",
" -q : Quiet Mode\n",
" -w : Write files regardless\n",
" -maketest : Make test script\n",
" -makelist : Rewrite the file list based on current setup\n",
" -L filelist : Use this file list, (defaults to $0.lst)\n",
" -C dir : Change to this directory before proceeding\n",
" -check A B : Executes only if A and B are the same\n";
}
}
if ($FileList) {
print "Reading file list '$FileList'\n"
if $Verbose;
open my $fh,"<",$FileList or die "Failed to read '$FileList':$!";
my @input;
my @output;
for my $list ( \@input, \@output ) {
while (<$fh>) {
s/^ \s+ | \s+ $//xg;
next if /^ \s* (?: \# .* )? $/x;
last if /^ =+ $/x;
my ( $file ) = split /\t/, $_;
push @$list, $file;
}
my %dupe;
@$list = grep !$dupe{ $_ }++, @$list;
}
close $fh;
die "No input or output files in '$FileList'!"
if !@input or !@output;
if ( $MakeList ) {
foreach my $file (@output) {
unlink $file;
}
}
if ( $Verbose ) {
print "Expecting ".scalar( @input )." input files. ",
"Checking ".scalar( @output )." output files.\n";
}
# we set maxtime to be the youngest input file, including $0 itself.
my $maxtime = -M $0; # do this before the chdir!
if ($UseDir) {
chdir $UseDir or die "Failed to chdir to '$UseDir':$!";
}
foreach my $in (@input) {
my $time = -M $in;
die "Missing input file '$in'" unless defined $time;
$maxtime = $time if $maxtime < $time;
}
# now we check to see if any output files are older than maxtime, if
# they are we need to continue on, otherwise we can presumably bail.
my $ok = 1;
foreach my $out (@output) {
if ( ! -e $out ) {
print "'$out' is missing.\n"
if $Verbose;
$ok = 0;
last;
}
if ( -M $out > $maxtime ) {
print "'$out' is too old.\n"
if $Verbose;
$ok = 0;
last;
}
}
if ($ok) {
print "Files seem to be ok, not bothering to rebuild.\n";
exit(0);
}
print "Must rebuild tables.\n"
if $Verbose;
} else {
if ($Verbose) {
print "Not checking filelist.\n";
}
if ($UseDir) {
chdir $UseDir or die "Failed to chdir to '$UseDir':$!";
}
}
foreach my $lib ('To', 'lib',
map {File::Spec->catdir("lib",$_)}
qw(gc_sc dt bc hst ea jt lb nt ccc)) {
next if -d $lib;
mkdir $lib, 0755 or die "mkdir '$lib': $!";
}
my $LastUnicodeCodepoint = 0x10FFFF; # As of Unicode 5.1.
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
my $INTERNAL_ONLY=<<"EOF";
# This file is for internal use by the Perl program only. The format and even
# name or existence of this file are subject to change without notice. Don't
# use it directly.
EOF
sub force_unlink {
my $filename = shift;
return unless -e $filename;
return if CORE::unlink($filename);
# We might need write permission
chmod 0777, $filename;
CORE::unlink($filename) or die "Couldn't unlink $filename: $!\n";
}
##
## Given a filename and a reference to an array of lines,
## write the lines to the file only if the contents have not changed.
## Filename can be given as an arrayref of directory names
##
sub WriteIfChanged($\@)
{
my $file = shift;
my $lines = shift;
$file = File::Spec->catfile(@$file) if ref $file;
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 unless $AlwaysWrite;
}
}
force_unlink ($file);
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;
}
##
## Store the alias definitions for later use.
##
my %PropertyAlias;
my %PropValueAlias;
my %PA_reverse;
my %PVA_reverse;
sub Build_Aliases()
{
##
## Most of the work with aliases doesn't occur here,
## but rather in utf8_heavy.pl, which uses PVA.pl,
# Placate the warnings about used only once. (They are used again, but
# via a typeglob lookup)
%utf8::PropertyAlias = ();
%utf8::PA_reverse = ();
%utf8::PropValueAlias = ();
%utf8::PVA_reverse = ();
%utf8::PVA_abbr_map = ();
open PA, "< PropertyAliases.txt"
or confess "Can't open PropertyAliases.txt: $!";
while (<PA>) {
s/#.*//;
s/\s+$//;
next if /^$/;
my ($abbrev, $name) = split /\s*;\s*/;
next if $abbrev eq "n/a";
$PropertyAlias{$abbrev} = $name;
$PA_reverse{$name} = $abbrev;
# The %utf8::... versions use japhy's code originally from utf8_pva.pl
# However, it's moved here so that we build the tables at runtime.
tr/ _-//d for $abbrev, $name;
$utf8::PropertyAlias{lc $abbrev} = $name;
$utf8::PA_reverse{lc $name} = $abbrev;
}
close PA;
open PVA, "< PropValueAliases.txt"
or confess "Can't open PropValueAliases.txt: $!";
while (<PVA>) {
s/#.*//;
s/\s+$//;
next if /^$/;
my ($prop, @data) = split /\s*;\s*/;
if ($prop eq 'ccc') {
$PropValueAlias{$prop}{$data[1]} = [ @data[0,2] ];
$PVA_reverse{$prop}{$data[2]} = [ @data[0,1] ];
}
else {
next if $data[0] eq "n/a";
$PropValueAlias{$prop}{$data[0]} = $data[1];
$PVA_reverse{$prop}{$data[1]} = $data[0];
}
shift @data if $prop eq 'ccc';
next if $data[0] eq "n/a";
$data[1] =~ tr/ _-//d;
$utf8::PropValueAlias{$prop}{lc $data[0]} = $data[1];
$utf8::PVA_reverse{$prop}{lc $data[1]} = $data[0];
my $abbr_class = ($prop eq 'gc' or $prop eq 'sc') ? 'gc_sc' : $prop;
$utf8::PVA_abbr_map{$abbr_class}{lc $data[0]} = $data[0];
}
close PVA;
# backwards compatibility for L& -> LC
$utf8::PropValueAlias{gc}{'l&'} = $utf8::PropValueAlias{gc}{lc};
$utf8::PVA_abbr_map{gc_sc}{'l&'} = $utf8::PVA_abbr_map{gc_sc}{lc};
}
##
## 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($$$@)
{
my $Type = shift; ## "Is" or "In";
my $Name = shift;
my $Table = shift;
## remaining args are optional key/val
my %Args = @_;
my $Fuzzy = delete $Args{Fuzzy};
my $Desc = delete $Args{Desc}; # description
$Name = CanonicalName($Name) if $Fuzzy;
## sanity check a few args
if (%Args or ($Type ne 'Is' and $Type ne 'In') or not ref $Table) {
confess "$0: bad args to New_Prop"
}
if (not $TableInfo{$Type}->{$Name})
{
$TableInfo{$Type}->{$Name} = $Table;
$TableDesc{$Type}->{$Name} = $Desc;
if ($Fuzzy) {
$FuzzyNames{$Type}->{$Name} = $Name;
}
}
}
##
## Creates a new Table object.
##
## Args are key/value pairs:
## In => Name -- Name of "In" property to be associated with
## Is => Name -- Name of "Is" property to be associated with
## Fuzzy => Boolean -- True if name can be accessed "fuzzily"
## Desc => String -- Description of the property
##
## No args are required.
##
sub Table::New
{
my $class = shift;
my %Args = @_;
my $Table = bless [], $class;
my $Fuzzy = delete $Args{Fuzzy};
my $Desc = delete $Args{Desc};
for my $Type ('Is', 'In')
{
if (my $Name = delete $Args{$Type}) {
New_Prop($Type => $Name, $Table, Desc => $Desc, Fuzzy => $Fuzzy);
}
}
## shouldn't have any left over
if (%Args) {
confess "$0: bad args to Table->New"
}
return $Table;
}
##
## Returns the maximum code point currently in the table.
##
sub Table::Max
{
my $last = $_[0]->[-1]; ## last code point
confess "oops" unless $last; ## must have code points to have a max
return $last->[RANGE_END];
}
##
## Replaces the codepoints in the Table with those in the Table given
## as an arg. (NOTE: this is not a "deep copy").
##
sub Table::Replace($$)
{
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.
##
## Takes the time to make sure that the extension is valid.
##
sub Table::Extend
{
my $Table = shift; #self
my $codepoint = shift;
my $PrevMax = $Table->Max;
confess "oops ($codepoint <= $PrevMax)" if $codepoint <= $PrevMax;
$Table->ExtendNoCheck($codepoint);
}
##
## Given a new code point, make the last range of the Table extend to
## include the new (and all intervening) code points.
##
## Does NOT check that the extension is valid. Assumes that the caller
## has already made this check.
##
sub Table::ExtendNoCheck
{
## Optmized adding: Assumes $Table and $codepoint as parms
$_[0]->[-1]->[RANGE_END] = $_[1];
}
##
## 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.
##
my $last = $Table->[-1];
if ($last
and
$last->[RANGE_END] == $codepoint - 1
and
$last->[RANGE_NAME] eq $name)
{
$Table->ExtendNoCheck($codepoint);
}
else
{
$Table->RawAppendRange($codepoint, $codepoint, $name);
}
}
##
## Given a code point range starting value and ending value (and name),
## Add the range to the 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) {
$New->ExtendNoCheck($end);
}
}
return $New;
}
##
## Given a filename, write a representation of the Table to a file.
## May have an optional comment as a 2nd arg.
## Filename may actually be an arrayref of directories
##
sub Table::Write
{
my $Table = shift; #self
my $filename = shift;
my $comment = shift;
my @OUT = $HEADER;
# files in subdirectories are internal-use-only
push @OUT, $INTERNAL_ONLY if ref $filename;
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 $Table = shift; #self
return 0x1234 if not @$Table;
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 original $Type => $Name to make alias\n";
}
}
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;
## Simple Data::Dumper like. Good enough for our needs. We can't use the real
## thing as we have to run under miniperl
sub simple_dumper {
my @lines;
my $item;
foreach $item (@_) {
if (ref $item) {
if (ref $item eq 'ARRAY') {
push @lines, "[\n", simple_dumper (@$item), "],\n";
} elsif (ref $item eq 'HASH') {
push @lines, "{\n", simple_dumper (%$item), "},\n";
} else {
die "Can't cope with $item";
}
} else {
if (defined $item) {
my $copy = $item;
$copy =~ s/([\'\\])/\\$1/gs;
push @lines, "'$copy',\n";
} else {
push @lines, "undef,\n";
}
}
}
@lines;
}
##
## Process UnicodeData.txt (Categories, etc.)
##
# These are the character mappings as defined in the POSIX standard
# and in the case of PerlSpace and PerlWord as is defined in the test macros
# for binary strings. IOW, PerlWord is [A-Za-z_] and PerlSpace is [\f\r\n\t ]
# This differs from Word and the existing SpacePerl (note the prefix/suffix difference)
# which is basically the Unicode WhiteSpace without the vertical tab included
#
my %TRUE_POSIX_PERL_CC= (
PosixAlnum => { map { $_ => 1 } ( 0x0030..0x0039, 0x0041..0x005a, 0x0061..0x007a )},
PosixAlpha => { map { $_ => 1 } ( 0x0041..0x005a, 0x0061..0x007a )},
# Not Needed: Ascii => { map { $_ => 1 } ( 0x0000..0x007f )},
PosixBlank => { map { $_ => 1 } ( 0x0009, 0x0020 )},
PosixCntrl => { map { $_ => 1 } ( 0x0000..0x001f, 0x007f )},
PosixGraph => { map { $_ => 1 } ( 0x0021..0x007e )},
PosixLower => { map { $_ => 1 } ( 0x0061..0x007a )},
PosixPrint => { map { $_ => 1 } ( 0x0020..0x007e )},
PosixPunct => { map { $_ => 1 } ( 0x0021..0x002f, 0x003a..0x0040, 0x005b..0x0060, 0x007b..0x007e )},
PosixSpace => { map { $_ => 1 } ( 0x0009..0x000d, 0x0020 )},
PosixUpper => { map { $_ => 1 } ( 0x0041..0x005a )},
# Not needed: PosixXdigit => { map { $_ => 1 } ( 0x0030..0x0039, 0x0041..0x0046, 0x0061..0x0066 )},
PosixDigit => { map { $_ => 1 } ( 0x0030..0x0039 )},
PerlSpace => { map { $_ => 1 } ( 0x0009..0x000a, 0x000c..0x000d, 0x0020 )},
PerlWord => { map { $_ => 1 } ( 0x0030..0x0039, 0x0041..0x005a, 0x005f, 0x0061..0x007a )},
);
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 %Number;
$DC{Can} = Table->New();
$DC{Com} = Table->New();
## Initialize Broken 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);
$Cat{VertSpace} =
Table->New(Is => 'VertSpace', Desc => '\v', Fuzzy => 0);
$Cat{HorizSpace} =
Table->New(Is => 'HorizSpace', Desc => '\h', Fuzzy => 0);
my %To;
$To{Upper} = Table->New();
$To{Lower} = Table->New();
$To{Title} = Table->New();
$To{Digit} = Table->New();
foreach my $cat (keys %TRUE_POSIX_PERL_CC) {
$Cat{$cat} = Table->New(Is=>$cat, Fuzzy => 0);
}
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" in some versions of Unicode.
# In 5.1 it is Cf, so this line is no longer
# necessary.
|| $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{VertSpace}->$op($code) if grep {$code == $_}
( 0x0A..0x0D,0x85,0x2028,0x2029 );
$Cat{HorizSpace}->$op($code) if grep {$code == $_} (
0x09, 0x20, 0xa0, 0x1680, 0x180e, 0x2000, 0x2001, 0x2002,
0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200a,
0x202f, 0x205f, 0x3000
);
$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
if ($code<=0x7F) {
foreach my $cat (keys %TRUE_POSIX_PERL_CC) {
if ($TRUE_POSIX_PERL_CC{$cat}{$code}) {
$Cat{$cat}->$op($code);
}
}
}
}
## open and 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.g. "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;
length($decimal) and ($Number{De} ||= Table->New())->Append($code)
or
length($digit) and ($Number{Di} ||= Table->New())->Append($code)
or
length($number) and ($Number{Nu} ||= Table->New())->Append($code);
$Mirrored->Append($code) if $mirrored eq "Y";
$Bidi{$bidi} ||= Table->New();#Is => "bt/$bidi",
#Desc => "Bi-directional category '$bidi'",
#Fuzzy => 0);
$Bidi{$bidi}->Append($code);
if ($deco)
{
$Deco->Append($code, $deco);
if ($deco =~/^<(\w+)>/)
{
my $dshort = $PVA_reverse{dt}{ucfirst lc $1};
$DC{Com}->Append($code);
$dshort = $PVA_reverse{dt}{lc $1} unless $dshort ne "";
die "No reverse for $1'" unless $dshort ne "";
#$dshort = lc $dshort; # use lower case only
$DC{$dshort} ||= Table->New();
$DC{$dshort}->Append($code);
}
else
{
$DC{Can}->Append($code);
}
}
}
}
close IN;
## Read in the NameAliases.txt. It contains other normative names of code
## points not listed in UnicodeData.txt. This happens when there is an
## error in the name found after the data base was published, but instead of
## changing it, to avoid breaking any code that came to rely on the
## erroneous version, the correct name is added as an alias.
my $NameAliases = Table->New();
if (not open IN, "NameAliases.txt") {
die "$0: NameAliases.txt: $!\n";
}
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")
) = split(/\s*;\s*/);
my $code = hex($hexcode);
## One is supposed to enter elements into tables in strictly increasing
## order, but this in fact works to append duplicate code points at
## the end of the table. The table is intended to be indexed by name
## anyway.
$Name->RawAppendRange($code, $code, $name);
}
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
# LC is Ll, Lu, and Lt.
# (used to be L& or L_, but PropValueAliases.txt defines it as LC)
New_Prop(Is => 'LC',
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");
{
my @PVA = $HEADER;
foreach my $name (qw (PropertyAlias PA_reverse PropValueAlias
PVA_reverse PVA_abbr_map)) {
# Should I really jump through typeglob hoops just to avoid a
# symbolic reference? (%{"utf8::$name})
push @PVA, "\n", "\%utf8::$name = (\n",
simple_dumper (%{$utf8::{$name}}), ");\n";
}
push @PVA, "1;\n";
WriteIfChanged("PVA.pl", @PVA);
}
# $Bidi->Write("Bidirectional.pl");
for (keys %Bidi) {
$Bidi{$_}->Write(
["lib","bc","$_.pl"],
"BidiClass category '$PropValueAlias{bc}{$_}'"
);
}
$Comb->Write("CombiningClass.pl");
for (keys %{ $PropValueAlias{ccc} }) {
my ($code, $name) = @{ $PropValueAlias{ccc}{$_} };
(my $c = Table->New())->Append($code);
$c->Write(
["lib","ccc","$_.pl"],
"CombiningClass category '$name'"
);
}
$Deco->Write("Decomposition.pl");
for (keys %DC) {
$DC{$_}->Write(
["lib","dt","$_.pl"],
"DecompositionType category '$PropValueAlias{dt}{$_}'"
);
}
# $Number->Write("Number.pl");
for (keys %Number) {
$Number{$_}->Write(
["lib","nt","$_.pl"],
"NumericType category '$PropValueAlias{nt}{$_}'"
);
}
# $General->Write("Category.pl");
for my $to (sort keys %To) {
$To{$to}->Write(["To","$to.pl"]);
}
for (keys %{ $PropValueAlias{gc} }) {
New_Alias(Is => $PropValueAlias{gc}{$_}, SameAs => $_, Fuzzy => 1);
}
}
##
## 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();
$Lbrk{$lbrk}->Append($first);
if ($last) {
$Lbrk->Extend($last);
$Lbrk{$lbrk}->Extend($last);
}
}
close IN;
# $Lbrk->Write("Lbrk.pl");
for (keys %Lbrk) {
$Lbrk{$_}->Write(
["lib","lb","$_.pl"],
"Linebreak category '$PropValueAlias{lb}{$_}'"
);
}
}
##
## 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();
my %JoinType;
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);
$JoinType{$link} ||= Table->New(Is => "JoinType$link");
$JoinType{$link}->Append($code);
}
close IN;
# $ArabLink->Write("ArabLink.pl");
# $ArabLinkGroup->Write("ArabLnkGrp.pl");
for (keys %JoinType) {
$JoinType{$_}->Write(
["lib","jt","$_.pl"],
"JoiningType category '$PropValueAlias{jt}{$_}'"
);
}
}
##
## Process EastAsianWidth.txt.
##
sub EastAsianWidth_txt()
{
if (not open IN, "EastAsianWidth.txt") {
die "$0: EastAsianWidth.txt: $!\n";
}
my %EAW;
while (<IN>)
{
next unless /^[0-9A-Fa-f]+(\.\.[0-9A-Fa-f]+)?;/;
s/#.*//;
s/\s+$//;
my ($hexcodes, $pv) = split(/\s*;\s*/);
$EAW{$pv} ||= Table->New(Is => "EastAsianWidth$pv");
my ($start, $end) = split(/\.\./, $hexcodes);
if (defined $end) {
$EAW{$pv}->AppendRange(hex($start), hex($end));
} else {
$EAW{$pv}->Append(hex($start));
}
}
close IN;
for (keys %EAW) {
$EAW{$_}->Write(
["lib","ea","$_.pl"],
"EastAsianWidth category '$PropValueAlias{ea}{$_}'"
);
}
}
##
## Process HangulSyllableType.txt.
##
sub HangulSyllableType_txt()
{
if (not open IN, "HangulSyllableType.txt") {
die "$0: HangulSyllableType.txt: $!\n";
}
my %HST;
while (<IN>)
{
next unless /^([0-9A-Fa-f]+)(?:\.\.([0-9A-Fa-f]+))?\s*;\s*(\w+)/;
my ($first, $last, $pv) = (hex($1), hex($2||""), $3);
$HST{$pv} ||= Table->New(Is => "HangulSyllableType$pv");
$HST{$pv}->Append($first);
if ($last) { $HST{$pv}->Extend($last) }
}
close IN;
for (keys %HST) {
$HST{$_}->Write(
["lib","hst","$_.pl"],
"HangulSyllableType category '$PropValueAlias{hst}{$_}'"
);
}
}
##
## 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);
}
}
for (keys %Prop) {
(my $file = $PA_reverse{$_}) =~ tr/_//d;
# XXX I'm assuming that the names from %Prop don't suffer 8.3 clashes.
$BaseNames{lc $file}++;
$Prop{$_}->Write(
["lib","gc_sc","$file.pl"],
"Binary property '$_'"
);
}
# Alphabetic is L, Nl, and Other_Alphabetic.
New_Prop(Is => 'Alphabetic',
Table->Merge($Cat{L}, $Cat{Nl}, $Prop{Other_Alphabetic}),
Desc => '[\p{L}\p{Nl}\p{OtherAlphabetic}]', # canonical names
Fuzzy => 1);
# Lowercase is Ll and Other_Lowercase.
New_Prop(Is => 'Lowercase',
Table->Merge($Cat{Ll}, $Prop{Other_Lowercase}),
Desc => '[\p{Ll}\p{OtherLowercase}]', # canonical names
Fuzzy => 1);
# Uppercase is Lu and Other_Uppercase.
New_Prop(Is => 'Uppercase',
Table->Merge($Cat{Lu}, $Prop{Other_Uppercase}),
Desc => '[\p{Lu}\p{OtherUppercase}]', # canonical names
Fuzzy => 1);
# Math is Sm and Other_Math.
New_Prop(Is => 'Math',
Table->Merge($Cat{Sm}, $Prop{Other_Math}),
Desc => '[\p{Sm}\p{OtherMath}]', # canonical names
Fuzzy => 1);
# ID_Start is Ll, Lu, Lt, Lm, Lo, Nl, and Other_ID_Start.
New_Prop(Is => 'ID_Start',
Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl]}, $Prop{Other_ID_Start}),
Desc => '[\p{Ll}\p{Lu}\p{Lt}\p{Lm}\p{Lo}\p{Nl}\p{OtherIDStart}]',
Fuzzy => 1);
# ID_Continue is ID_Start, Mn, Mc, Nd, Pc, and Other_ID_Continue.
New_Prop(Is => 'ID_Continue',
Table->Merge(@Cat{qw[Ll Lu Lt Lm Lo Nl Mn Mc Nd Pc ]},
@Prop{qw[Other_ID_Start Other_ID_Continue]}),
Desc => '[\p{ID_Start}\p{Mn}\p{Mc}\p{Nd}\p{Pc}\p{OtherIDContinue}]',
Fuzzy => 1);
# Default_Ignorable_Code_Point = Other_Default_Ignorable_Code_Point
# + Cf + Cc + Cs + Noncharacter + Variation_Selector
# - WhiteSpace - FFF9..FFFB (Annotation Characters)
my $Annotation = Table->New();
$Annotation->RawAppendRange(0xFFF9, 0xFFFB);
New_Prop(Is => 'Default_Ignorable_Code_Point',
Table->Merge(@Cat{qw[Cf Cc Cs]},
$Prop{Noncharacter_Code_Point},
$Prop{Variation_Selector},
$Prop{Other_Default_Ignorable_Code_Point})
->Invert
->Merge($Prop{White_Space}, $Annotation)
->Invert,
Desc => '(?![\p{WhiteSpace}\x{FFF9}-\x{FFFB}])[\p{Cf}\p{Cc}'.
'\p{Cs}\p{NoncharacterCodePoint}\p{VariationSelector}'.
'\p{OtherDefaultIgnorableCodePoint}]',
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.
force_unlink ("TestProp.pl");
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;
## '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' ?
($PVA_reverse{sc}{$Name} || $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","gc_sc","$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/gc_sc\n",
"%utf8::Exact = (\n",
);
$Exact{InGreek} = 'InGreekA'; # this is evil kludge
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, $INTERNAL_ONLY, "\n",
"# The key: UTF-8 _bytes_, the value: UTF-8 (speed hack)\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["%s" => "$tostr",\n], join("", map { sprintf "\\x%02X", $_ } unpack("U0C*", pack("U", $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). Note that
# there are no I entries starting with Unicode 3.2, but leaving it in allows
# for backward compatibility.
#
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, $INTERNAL_ONLY, "\n",
"# The key: UTF-8 _bytes_, the value: UTF-8 (speed hack)\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["%s" => "$foldstr",\n], join("", map { sprintf "\\x%02X", $_ } unpack("U0C*", pack("U", $code)));
}
push @OUT, (
");\n\n",
"return <<'END';\n",
$CommonFold,
"END\n",
);
WriteIfChanged(["To","Fold.pl"], @OUT);
}
## Do it....
Build_Aliases();
UnicodeData_Txt();
PropList_txt();
Scripts_txt();
Blocks_txt();
WriteAllMappings();
LineBreak_Txt();
ArabicShaping_txt();
EastAsianWidth_txt();
HangulSyllableType_txt();
Jamo_txt();
SpecialCasing_txt();
CaseFolding_txt();
if ( $FileList and $MakeList ) {
print "Updating '$FileList'\n"
if ($Verbose);
open my $ofh,">",$FileList
or die "Can't write to '$FileList':$!";
print $ofh <<"EOFHEADER";
#
# mktables.lst -- File list for mktables.
#
# Autogenerated on @{[scalar localtime]}
#
# - First section is input files
# (mktables itself is automatically included)
# - Section seperator is /^=+\$/
# - Second section is a list of output files.
# - Lines matching /^\\s*#/ are treated as comments
# which along with blank lines are ignored.
#
# Input files:
EOFHEADER
my @input=("version",glob('*.txt'));
print $ofh "$_\n" for
sort(@input),
"\n=================================\n",
"# Output files:\n",
# special files
"Properties";
require File::Find;
my @output_files;
File::Find::find({
no_chdir=>1,
wanted=>sub {
if (/\.pl$/) {
s!^\./!!;
push @output_files, "$_\n";
}
},
},".");
print $ofh sort @output_files;
print $ofh "\n# ",scalar(@input)," input files\n",
"# ",scalar(@output_files)+1," output files\n\n",
"# End list\n";
close $ofh
or warn "Failed to close $ofh: $!";
print "Filelist has ",scalar(@input)," input files and ",
scalar(@output_files)+1," output files\n"
if $Verbose;
}
print "All done\n" if $Verbose;
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);
}
}
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