#!../../perl -w
-BEGIN { @INC = '../../lib' };
+BEGIN {
+ unshift @INC, '../../lib';
+ $ENV{PATH} .= ';../..' if $^O eq 'MSWin32';
+}
use strict;
+use Getopt::Std;
+my @orig_ARGV = @ARGV;
sub encode_U
{
- # UTF-8 encocde long hand - only covers part of perl's range
+ # UTF-8 encode long hand - only covers part of perl's range
my $uv = shift;
- if ($uv < 0x80)
- {
- return chr($uv)
- }
- if ($uv < 0x800)
- {
- return chr(($uv >> 6) | 0xC0).
- chr(($uv & 0x3F) | 0x80);
- }
- return chr(($uv >> 12) | 0xE0).
- chr((($uv >> 6) & 0x3F) | 0x80).
- chr(($uv & 0x3F) | 0x80);
+ # chr() works in native space so convert value from table
+ # into that space before using chr().
+ my $ch = chr(utf8::unicode_to_native($uv));
+ # Now get core perl to encode that the way it likes.
+ utf8::encode($ch);
+ return $ch;
}
sub encode_S
# Win32 does not expand globs on command line
eval "\@ARGV = map(glob(\$_),\@ARGV)" if ($^O eq 'MSWin32');
-my $cname = shift(@ARGV);
+my %opt;
+getopts('qo:f:n:',\%opt);
+my $cname = (exists $opt{'o'}) ? $opt{'o'} : shift(@ARGV);
chmod(0666,$cname) if -f $cname && !-w $cname;
open(C,">$cname") || die "Cannot open $cname:$!";
+
+
my $dname = $cname;
$dname =~ s/(\.[^\.]*)?$/.def/;
-chmod(0666,$dname) if -f $cname && !-w $dname;
-open(D,">$dname") || die "Cannot open $dname:$!";
-my $hname = $cname;
-$hname =~ s/(\.[^\.]*)?$/.h/;
-chmod(0666,$hname) if -f $cname && !-w $hname;
-open(H,">$hname") || die "Cannot open $hname:$!";
-
-foreach my $fh (\*C,\*D,\*H)
-{
- print $fh <<"END";
+
+my ($doC,$doEnc,$doUcm,$doPet);
+
+if ($cname =~ /\.(c|xs)$/)
+ {
+ $doC = 1;
+ chmod(0666,$dname) if -f $cname && !-w $dname;
+ open(D,">$dname") || die "Cannot open $dname:$!";
+ my $hname = $cname;
+ $hname =~ s/(\.[^\.]*)?$/.h/;
+ chmod(0666,$hname) if -f $cname && !-w $hname;
+ open(H,">$hname") || die "Cannot open $hname:$!";
+
+ foreach my $fh (\*C,\*D,\*H)
+ {
+ print $fh <<"END" unless $opt{'q'};
/*
!!!!!!! DO NOT EDIT THIS FILE !!!!!!!
This file was autogenerated by:
- $^X $0 $cname @ARGV
+ $^X $0 $cname @orig_ARGV
*/
END
-}
+ }
-if ($cname =~ /(\w+)\.xs$/)
+ if ($cname =~ /(\w+)\.xs$/)
+ {
+ print C "#include <EXTERN.h>\n";
+ print C "#include <perl.h>\n";
+ print C "#include <XSUB.h>\n";
+ print C "#define U8 U8\n";
+ }
+ print C "#include \"encode.h\"\n";
+
+ }
+elsif ($cname =~ /\.enc$/)
+ {
+ $doEnc = 1;
+ }
+elsif ($cname =~ /\.ucm$/)
+ {
+ $doUcm = 1;
+ }
+elsif ($cname =~ /\.pet$/)
+ {
+ $doPet = 1;
+ }
+
+my @encfiles;
+if (exists $opt{'f'})
+ {
+ # -F is followed by name of file containing list of filenames
+ my $flist = $opt{'f'};
+ open(FLIST,$flist) || die "Cannot open $flist:$!";
+ chomp(@encfiles = <FLIST>);
+ close(FLIST);
+ }
+else
{
- print C "#include <EXTERN.h>\n";
- print C "#include <perl.h>\n";
- print C "#include <XSUB.h>\n";
- print C "#define U8 U8\n";
+ @encfiles = @ARGV;
}
-print C "#include \"encode.h\"\n";
my %encoding;
my %strings;
return $a cmp $b;
}
-foreach my $enc (sort cmp_name @ARGV)
+
+foreach my $enc (sort cmp_name @encfiles)
{
- my ($name) = $enc =~ /^.*?([\w-]+)(\.enc)$/;
+ my ($name,$sfx) = $enc =~ /^.*?([\w-]+)\.(enc|ucm)$/;
+ $name = $opt{'n'} if exists $opt{'n'};
if (open(E,$enc))
{
- compile_enc(\*E,lc($name),\*C);
+ if ($sfx eq 'enc')
+ {
+ compile_enc(\*E,lc($name));
+ }
+ else
+ {
+ compile_ucm(\*E,lc($name));
+ }
}
else
{
}
}
-foreach my $enc (sort cmp_name keys %encoding)
+if ($doC)
{
- my $sym = "${enc}_encoding";
- $sym =~ s/\W+/_/g;
- print C "encode_t $sym = \n";
- print C " {",join(',',"\"$enc\"",@{$encoding{$enc}}),"};\n\n";
- }
+ foreach my $name (sort cmp_name keys %encoding)
+ {
+ my ($e2u,$u2e,$erep,$min_el,$max_el) = @{$encoding{$name}};
+ output(\*C,$name.'_utf8',$e2u);
+ output(\*C,'utf8_'.$name,$u2e);
+ push(@{$encoding{$name}},outstring(\*C,$e2u->{Cname}.'_def',$erep));
+ }
+ foreach my $enc (sort cmp_name keys %encoding)
+ {
+ my ($e2u,$u2e,$rep,$min_el,$max_el,$rsym) = @{$encoding{$enc}};
+ my @info = ($e2u->{Cname},$u2e->{Cname},$rsym,length($rep),$min_el,$max_el);
+ my $sym = "${enc}_encoding";
+ $sym =~ s/\W+/_/g;
+ print C "encode_t $sym = \n";
+ print C " {",join(',',@info,"{\"$enc\",(const char *)0}"),"};\n\n";
+ }
+
+ foreach my $enc (sort cmp_name keys %encoding)
+ {
+ my $sym = "${enc}_encoding";
+ $sym =~ s/\W+/_/g;
+ print H "extern encode_t $sym;\n";
+ print D " Encode_XSEncoding(aTHX_ &$sym);\n";
+ }
+
+ if ($cname =~ /(\w+)\.xs$/)
+ {
+ my $mod = $1;
+ print C <<'END';
+
+void
+Encode_XSEncoding(pTHX_ encode_t *enc)
+{
+ dSP;
+ HV *stash = gv_stashpv("Encode::XS", TRUE);
+ SV *sv = sv_bless(newRV_noinc(newSViv(PTR2IV(enc))),stash);
+ int i = 0;
+ PUSHMARK(sp);
+ XPUSHs(sv);
+ while (enc->name[i])
+ {
+ const char *name = enc->name[i++];
+ XPUSHs(sv_2mortal(newSVpvn(name,strlen(name))));
+ }
+ PUTBACK;
+ call_pv("Encode::define_encoding",G_DISCARD);
+ SvREFCNT_dec(sv);
+}
+
+END
-foreach my $enc (sort cmp_name keys %encoding)
+ print C "\nMODULE = Encode::$mod\tPACKAGE = Encode::$mod\n\n";
+ print C "BOOT:\n{\n";
+ print C "#include \"$dname\"\n";
+ print C "}\n";
+ }
+ close(D);
+ close(H);
+ }
+elsif ($doEnc)
{
- my $sym = "${enc}_encoding";
- $sym =~ s/\W+/_/g;
- print H "extern encode_t $sym;\n";
- print D " Encode_Define(aTHX_ &$sym);\n";
+ foreach my $name (sort cmp_name keys %encoding)
+ {
+ my ($e2u,$u2e,$erep,$min_el,$max_el) = @{$encoding{$name}};
+ output_enc(\*C,$name,$e2u);
+ }
}
-
-if ($cname =~ /(\w+)\.xs$/)
+elsif ($doUcm)
{
- my $mod = $1;
- print C "\nMODULE = Encode::$mod\tPACKAGE = Encode::$mod\n\n";
- print C "BOOT:\n{\n";
- print C "#include \"$dname\"\n";
- print C "}\n";
+ foreach my $name (sort cmp_name keys %encoding)
+ {
+ my ($e2u,$u2e,$erep,$min_el,$max_el) = @{$encoding{$name}};
+ output_ucm(\*C,$name,$u2e,$erep,$min_el,$max_el);
+ }
}
+
close(C);
-close(D);
-close(H);
+
+
+sub compile_ucm
+{
+ my ($fh,$name) = @_;
+ my $e2u = {};
+ my $u2e = {};
+ my $cs;
+ my %attr;
+ while (<$fh>)
+ {
+ s/#.*$//;
+ last if /^\s*CHARMAP\s*$/i;
+ if (/^\s*<(\w+)>\s+"?([^"]*)"?\s*$/i)
+ {
+ $attr{$1} = $2;
+ }
+ }
+ if (!defined($cs = $attr{'code_set_name'}))
+ {
+ warn "No <code_set_name> in $name\n";
+ }
+ else
+ {
+ $name = $cs unless exists $opt{'n'};
+ }
+ my $erep;
+ my $urep;
+ my $max_el;
+ my $min_el;
+ if (exists $attr{'subchar'})
+ {
+ my @byte;
+ $attr{'subchar'} =~ /^\s*/cg;
+ push(@byte,$1) while $attr{'subchar'} =~ /\G\\x([0-9a-f]+)/icg;
+ $erep = join('',map(chr(hex($_)),@byte));
+ }
+ print "Scanning $name ($cs)\n";
+ my $nfb = 0;
+ my $hfb = 0;
+ while (<$fh>)
+ {
+ s/#.*$//;
+ last if /^\s*END\s+CHARMAP\s*$/i;
+ next if /^\s*$/;
+ my ($u,@byte);
+ my $fb = '';
+ $u = $1 if (/^<U([0-9a-f]+)>\s+/igc);
+ push(@byte,$1) while /\G\\x([0-9a-f]+)/igc;
+ $fb = $1 if /\G\s*(\|[0-3])/gc;
+ # warn "$_: $u @byte | $fb\n";
+ die "Bad line:$_" unless /\G\s*(#.*)?$/gc;
+ if (defined($u))
+ {
+ my $uch = encode_U(hex($u));
+ my $ech = join('',map(chr(hex($_)),@byte));
+ my $el = length($ech);
+ $max_el = $el if (!defined($max_el) || $el > $max_el);
+ $min_el = $el if (!defined($min_el) || $el < $min_el);
+ if (length($fb))
+ {
+ $fb = substr($fb,1);
+ $hfb++;
+ }
+ else
+ {
+ $nfb++;
+ $fb = '0';
+ }
+ # $fb is fallback flag
+ # 0 - round trip safe
+ # 1 - fallback for unicode -> enc
+ # 2 - skip sub-char mapping
+ # 3 - fallback enc -> unicode
+ enter($u2e,$uch,$ech,$u2e,$fb+0) if ($fb =~ /[01]/);
+ enter($e2u,$ech,$uch,$e2u,$fb+0) if ($fb =~ /[03]/);
+ }
+ else
+ {
+ warn $_;
+ }
+ }
+ if ($nfb && $hfb)
+ {
+ die "$nfb entries without fallback, $hfb entries with\n";
+ }
+ $encoding{$name} = [$e2u,$u2e,$erep,$min_el,$max_el];
+}
sub compile_enc
{
- my ($fh,$name,$ch) = @_;
+ my ($fh,$name) = @_;
my $e2u = {};
my $u2e = {};
my ($def,$sym,$pages) = split(/\s+/,scalar(<$fh>));
warn "$type encoded $name\n";
my $rep = '';
+ my $min_el;
+ my $max_el;
{
my $v = hex($def);
no strict 'refs';
$rep = &{"encode_$type"}($v & 0xFF, ($v >> 8) & 0xffe);
}
+ my %seen;
while ($pages--)
{
my $line = <$fh>;
no strict 'refs';
my $ech = &{"encode_$type"}($ch,$page);
my $val = hex(substr($line,0,4,''));
+ next if $val == 0xFFFD;
if ($val || (!$ch && !$page))
{
+ my $el = length($ech);
+ $max_el = $el if (!defined($max_el) || $el > $max_el);
+ $min_el = $el if (!defined($min_el) || $el < $min_el);
my $uch = encode_U($val);
- enter($e2u,$ech,$uch,$e2u);
- enter($u2e,$uch,$ech,$u2e);
+ if (exists $seen{$uch})
+ {
+ warn sprintf("U%04X is %02X%02X and %02X%02X\n",
+ $val,$page,$ch,@{$seen{$uch}});
+ }
+ else
+ {
+ $seen{$uch} = [$page,$ch];
+ }
+ enter($e2u,$ech,$uch,$e2u,0);
+ enter($u2e,$uch,$ech,$u2e,0);
}
else
{
}
}
}
- output($ch,$name.'_utf8',$e2u);
- output($ch,'utf8_'.$name,$u2e);
- $encoding{$name} = [$e2u->{Cname},$u2e->{Cname},
- outstring($ch,$e2u->{Cname}.'_def',$rep),length($rep)];
+ $encoding{$name} = [$e2u,$u2e,$rep,$min_el,$max_el];
}
sub enter
{
- my ($a,$s,$d,$t) = @_;
+ my ($a,$s,$d,$t,$fb) = @_;
$t = $a if @_ < 4;
my $b = substr($s,0,1);
my $e = $a->{$b};
unless ($e)
{ # 0 1 2 3 4 5
- $e = [$b,$b,'',{},length($s),0];
+ $e = [$b,$b,'',{},length($s),0,$fb];
$a->{$b} = $e;
}
if (length($s) > 1)
{
- enter($e->[3],substr($s,1),$d,$t);
+ enter($e->[3],substr($s,1),$d,$t,$fb);
}
else
{
ord($b) == ord($a->{$l}[1])+1 &&
$a->{$l}[3] == $a->{$b}[3] &&
$a->{$l}[4] == $a->{$b}[4] &&
- $a->{$l}[5] == $a->{$b}[5]
+ $a->{$l}[5] == $a->{$b}[5] &&
+ $a->{$l}[6] == $a->{$b}[6]
# && length($a->{$l}[2]) < 16
)
{
print $fh "\nstatic encpage_t $name\[",scalar(@{$a->{'Entries'}}),"] = {\n";
foreach my $b (@{$a->{'Entries'}})
{
- my ($s,$e,$out,$t,$end,$l) = @{$a->{$b}};
+ my ($s,$e,$out,$t,$end,$l,$fb) = @{$a->{$b}};
my $sc = ord($s);
my $ec = ord($e);
+ $end |= 0x80 if $fb;
print $fh "{";
if ($l)
{
outtable($fh,$a);
}
+sub output_enc
+{
+ my ($fh,$name,$a) = @_;
+ foreach my $b (sort keys %$a)
+ {
+ my ($s,$e,$out,$t,$end,$l,$fb) = @{$a->{$b}};
+ }
+}
+
+sub decode_U
+{
+ my $s = shift;
+}
+
+my @uname;
+sub char_names
+{
+ my $s = do "unicore/Name.pl";
+ die "char_names: unicore/Name.pl: $!\n" unless defined $s;
+ pos($s) = 0;
+ while ($s =~ /\G([0-9a-f]+)\t([0-9a-f]*)\t(.*?)\s*\n/igc)
+ {
+ my $name = $3;
+ my $s = hex($1);
+ last if $s >= 0x10000;
+ my $e = length($2) ? hex($2) : $s;
+ for (my $i = $s; $i <= $e; $i++)
+ {
+ $uname[$i] = $name;
+# print sprintf("U%04X $name\n",$i);
+ }
+ }
+}
+
+sub output_ucm_page
+{
+ my ($cmap,$a,$t,$pre) = @_;
+ # warn sprintf("Page %x\n",$pre);
+ foreach my $b (sort keys %$t)
+ {
+ my ($s,$e,$out,$n,$end,$l,$fb) = @{$t->{$b}};
+ die "oops $s $e" unless $s eq $e;
+ my $u = ord($s);
+ if ($n != $a && $n != $t)
+ {
+ output_ucm_page($cmap,$a,$n,(($pre|($u &0x3F)) << 6)&0xFFFF);
+ }
+ elsif (length($out))
+ {
+ if ($pre)
+ {
+ $u = $pre|($u &0x3f);
+ }
+ my $s = sprintf "<U%04X> ",$u;
+ foreach my $c (split(//,$out))
+ {
+ $s .= sprintf "\\x%02X",ord($c);
+ }
+ $s .= sprintf " |%d # %s\n",($fb ? 1 : 0),$uname[$u];
+ push(@$cmap,$s);
+ }
+ else
+ {
+ warn join(',',@{$t->{$b}},$a,$t);
+ }
+ }
+}
+
+sub output_ucm
+{
+ my ($fh,$name,$h,$rep,$min_el,$max_el) = @_;
+ print $fh "# $0 @orig_ARGV\n" unless $opt{'q'};
+ print $fh "<code_set_name> \"$name\"\n";
+ char_names();
+ if (defined $min_el)
+ {
+ print $fh "<mb_cur_min> $min_el\n";
+ }
+ if (defined $max_el)
+ {
+ print $fh "<mb_cur_max> $max_el\n";
+ }
+ if (defined $rep)
+ {
+ print $fh "<subchar> ";
+ foreach my $c (split(//,$rep))
+ {
+ printf $fh "\\x%02X",ord($c);
+ }
+ print $fh "\n";
+ }
+ my @cmap;
+ output_ucm_page(\@cmap,$h,$h,0);
+ print $fh "#\nCHARMAP\n";
+ foreach my $line (sort { substr($a,8) cmp substr($b,8) } @cmap)
+ {
+ print $fh $line;
+ }
+ print $fh "END CHARMAP\n";
+}