From: Nick Ing-Simmons <nik@tiuk.ti.com>
Date: Mon, 2 Oct 2000 18:23:14 +0000 (+0000)
Subject: A few tweaks to get Tk803 to work with Encode scheme.
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=87714904135dbd2ae4657dbe20a531654286994e;p=p5sagit%2Fp5-mst-13.2.git

A few tweaks to get Tk803 to work with Encode scheme.

p4raw-id: //depot/perl@7107
---

diff --git a/ext/Encode/Encode.pm b/ext/Encode/Encode.pm
index 220520a..abcbf36 100644
--- a/ext/Encode/Encode.pm
+++ b/ext/Encode/Encode.pm
@@ -360,7 +360,9 @@ sub encodings
  return @names;
 }
 
-my %encoding = ( Unicode => 'Encode::Unicode' );
+my %encoding = ( Unicode      => bless({},'Encode::Unicode'),
+                 'iso10646-1' => bless({},'Encode::iso10646_1'),
+               );
 
 sub getEncoding
 {
@@ -384,6 +386,10 @@ sub getEncoding
      $class .= ('::'.(($type eq 'E') ? 'Escape' : 'Table'));
      $encoding{$name} = $class->read($fh,$name,$type);
     }
+   else
+    {
+     $encoding{$name} = undef;
+    }
   }
  return $encoding{$name};
 }
@@ -409,10 +415,11 @@ sub read
  my %fmuni;
  my $count = 0;
  $def = hex($def);
- $def = pack(&$rep($def),$def);
  while ($pages--)
   {
-   my $page = hex(<$fh>);
+   my $line = <$fh>;
+   chomp($line);
+   my $page = hex($line);
    my @page;
    my $ch = $page * 256;
    for (my $i = 0; $i < 16; $i++)
@@ -425,7 +432,7 @@ sub read
         {
          my $uch = chr($val);
          push(@page,$uch);
-         $fmuni{$uch} = pack(&$rep($ch),$ch);
+         $fmuni{$uch} = $ch;
          $count++;
         }
        else
@@ -498,6 +505,7 @@ sub fromUnicode
  my $fmuni = $obj->{'FmUni'};
  my $str   = '';
  my $def   = $obj->{'Def'};
+ my $rep   = $obj->{'Rep'};
  while (length($uni))
   {
    my $ch = substr($uni,0,1,'');
@@ -507,7 +515,43 @@ sub fromUnicode
      last if ($chk);
      $x = $def;
     }
-   $str .= $x;
+   $str .= pack(&$rep($x),$x);
+  }
+ $_[1] = $uni if $chk;
+ return $str;
+}
+
+package Encode::iso10646_1;#
+
+sub name { 'iso10646-1' }
+
+sub toUnicode
+{
+ my ($obj,$str,$chk) = @_;
+ my $uni   = '';
+ while (length($str))
+  {
+   my $code = unpack('S',substr($str,0,2,''));
+   $uni .= chr($code);
+  }
+ $_[1] = $str if $chk;
+ return $uni;
+}
+
+sub fromUnicode
+{
+ my ($obj,$uni,$chk) = @_;
+ my $str   = '';
+ while (length($uni))
+  {
+   my $ch = substr($uni,0,1,'');
+   my $x  = ord($ch);
+   unless ($x < 32768)
+    {
+     last if ($chk);
+     $x = 0;
+    }
+   $str .= pack('S',$x);
   }
  $_[1] = $uni if $chk;
  return $str;
diff --git a/ext/Encode/Encode.xs b/ext/Encode/Encode.xs
index b4d256f..c231bba 100644
--- a/ext/Encode/Encode.xs
+++ b/ext/Encode/Encode.xs
@@ -5,7 +5,7 @@
 #define UNIMPLEMENTED(x,y) y x (SV *sv, char *encoding) {   \
                          Perl_croak(aTHX_ "panic_unimplemented"); \
 			 return (y)0; /* fool picky compilers */ \
-                         } 
+                         }
 UNIMPLEMENTED(_encoded_utf8_to_bytes, I32)
 UNIMPLEMENTED(_encoded_bytes_to_utf8, I32)
 
@@ -46,7 +46,7 @@ _utf8_to_bytes(sv, ...)
         {
           SV * to    = items > 1 ? ST(1) : Nullsv;
           SV * check = items > 2 ? ST(2) : Nullsv;
-          
+
           if (to)
             RETVAL = _encoded_utf8_to_bytes(sv, SvPV_nolen(to));
           else {
@@ -56,7 +56,7 @@ _utf8_to_bytes(sv, ...)
             if (SvTRUE(check)) {
               /* Must do things the slow way */
               U8 *dest;
-              U8 *src  = (U8*)savepv((char *)s); /* We need a copy to pass to check() */ 
+              U8 *src  = (U8*)savepv((char *)s); /* We need a copy to pass to check() */
               U8 *send = s + len;
 
               New(83, dest, len, U8); /* I think */
@@ -67,7 +67,7 @@ _utf8_to_bytes(sv, ...)
                 else {
                   STRLEN ulen;
 		  UV uv = *s++;
-                  
+
                   /* Have to do it all ourselves because of error routine,
 		     aargh. */
 		  if (!(uv & 0x40))
@@ -79,15 +79,15 @@ _utf8_to_bytes(sv, ...)
 		  else if (!(uv & 0x02)) { ulen = 6;  uv &= 0x01; }
 		  else if (!(uv & 0x01)) { ulen = 7;  uv = 0; }
 		  else                   { ulen = 13; uv = 0; }
-		  
+		
 		  /* Note change to utf8.c variable naming, for variety */
 		  while (ulen--) {
 		    if ((*s & 0xc0) != 0x80)
 		      goto failure;
-		    
+		
 		    else
 		      uv = (uv << 6) | (*s++ & 0x3f);
-		  } 
+		  }
 		  if (uv > 256) {
 		  failure:
 		    call_failure(check, s, dest, src);
@@ -200,8 +200,7 @@ _on_utf8(sv)
       CODE:
 	{
 	  if (SvPOK(sv)) {
-	    SV *rsv = newSViv(SvUTF8(sv)); 
-	    sv_2mortal(rsv);
+	    SV *rsv = newSViv(SvUTF8(sv));
 	    RETVAL = rsv;
 	    SvUTF8_on(sv);
 	  } else {
@@ -217,8 +216,7 @@ _off_utf8(sv)
       CODE:
 	{
 	  if (SvPOK(sv)) {
-	    SV *rsv = newSViv(SvUTF8(sv)); 
-	    sv_2mortal(rsv);
+	    SV *rsv = newSViv(SvUTF8(sv));
 	    RETVAL = rsv;
 	    SvUTF8_off(sv);
 	  } else {
diff --git a/t/lib/encode.t b/t/lib/encode.t
index 4610181..08e9bac 100644
--- a/t/lib/encode.t
+++ b/t/lib/encode.t
@@ -17,7 +17,7 @@ ok(from_to($cpy,'Unicode','iso8859-1'),length($str),"Length wrong");
 ok($cpy,$str,"ASCII mangled by translating from Unicode to iso8859-1");
 
 $str = join('',map(chr($_),0xa0..0xff));
-my $cpy = $str;
+$cpy = $str;
 ok(length($str),from_to($cpy,'iso8859-1','Unicode'),"Length Wrong");
 
 my $sym = Encode->getEncoding('symbol');