Update freetype to 2.5.4.

third_party/freetype/src/truetype/ttobjs.c

Index: third_party/freetype/src/truetype/ttobjs.c
diff --git a/core/src/fxge/fx_freetype/fxft2.5.01/src/truetype/ttobjs.c b/third_party/freetype/src/truetype/ttobjs.c
similarity index 94%
rename from core/src/fxge/fx_freetype/fxft2.5.01/src/truetype/ttobjs.c
rename to third_party/freetype/src/truetype/ttobjs.c
index 4a6a7c1eeecaa6f9acb3a6057273d01dc9a19bdc..a73529d8487ef3423b226e5fbde38484910192ee 100644
--- a/core/src/fxge/fx_freetype/fxft2.5.01/src/truetype/ttobjs.c
+++ b/third_party/freetype/src/truetype/ttobjs.c
@@ -16,12 +16,12 @@
 /***************************************************************************/
 
 
-#include "../../include/ft2build.h"
-#include "../../include/freetype/internal/ftdebug.h"
-#include "../../include/freetype/internal/ftstream.h"
-#include "../../include/freetype/tttags.h"
-#include "../../include/freetype/internal/sfnt.h"
-#include "../../include/freetype/ftttdrv.h"
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_SFNT_H
+#include FT_TRUETYPE_DRIVER_H
 
 #include "ttgload.h"
 #include "ttpload.h"
@@ -33,7 +33,7 @@
 #endif
 
 #ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
-#include "../../include/freetype/ttunpat.h"
+#include FT_TRUETYPE_UNPATENTED_H
 #endif
 
 #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
@@ -150,20 +150,21 @@
   tt_check_trickyness_family( FT_String*  name )
   {
 
-#define TRICK_NAMES_MAX_CHARACTERS  16
-#define TRICK_NAMES_COUNT            8
+#define TRICK_NAMES_MAX_CHARACTERS  19
+#define TRICK_NAMES_COUNT            9
 
     static const char trick_names[TRICK_NAMES_COUNT]
                                  [TRICK_NAMES_MAX_CHARACTERS + 1] =
     {
-      "DFKaiSho-SB",     /* dfkaisb.ttf */
+      "DFKaiSho-SB",        /* dfkaisb.ttf */
       "DFKaiShu",
-      "DFKai-SB",        /* kaiu.ttf */
-      "HuaTianKaiTi?",   /* htkt2.ttf */
-      "HuaTianSongTi?",  /* htst3.ttf */
-      "MingLiU",         /* mingliu.ttf & mingliu.ttc */
-      "PMingLiU",        /* mingliu.ttc */
-      "MingLi43",        /* mingli.ttf */
+      "DFKai-SB",           /* kaiu.ttf */
+      "HuaTianKaiTi?",      /* htkt2.ttf */
+      "HuaTianSongTi?",     /* htst3.ttf */
+      "Ming(for ISO10646)", /* hkscsiic.ttf & iicore.ttf */
+      "MingLiU",            /* mingliu.ttf & mingliu.ttc */
+      "PMingLiU",           /* mingliu.ttc */
+      "MingLi43",           /* mingli.ttf */
     };
 
     int  nn;
@@ -532,6 +533,10 @@
 
     /* check that we have a valid TrueType file */
     error = sfnt->init_face( stream, face, face_index, num_params, params );
+
+    /* Stream may have changed. */
+    stream = face->root.stream;
+
     if ( error )
       goto Exit;
 
@@ -544,17 +549,7 @@
     {
       FT_TRACE2(( "  not a TTF font\n" ));
       goto Bad_Format;
-    } 
-	else
-	{
-		FT_ULong  table_len;
-		if (face->goto_table( face, TTAG_CFF, stream, &table_len) != TT_Err_Table_Missing && 
-			face->goto_table( face, TTAG_loca, stream, &table_len) == TT_Err_Table_Missing) 
-		{
-			FT_TRACE2(( "[not a valid TTF font]\n" ));
-			goto Bad_Format;
-		}
-	}
+    }
 
 #ifdef TT_USE_BYTECODE_INTERPRETER
     ttface->face_flags |= FT_FACE_FLAG_HINTER;
@@ -765,7 +760,9 @@
     if ( !exec )
       return FT_THROW( Could_Not_Find_Context );
 
-    TT_Load_Context( exec, face, size );
+    error = TT_Load_Context( exec, face, size );
+    if ( error )
+      return error;
 
     exec->callTop = 0;
     exec->top     = 0;
@@ -806,18 +803,16 @@
 
     if ( face->font_program_size > 0 )
     {
-      error = TT_Goto_CodeRange( exec, tt_coderange_font, 0 );
+      TT_Goto_CodeRange( exec, tt_coderange_font, 0 );
 
-      if ( !error )
-      {
-        FT_TRACE4(( "Executing `fpgm' table.\n" ));
-
-        error = face->interpreter( exec );
-      }
+      FT_TRACE4(( "Executing `fpgm' table.\n" ));
+      error = face->interpreter( exec );
     }
     else
       error = FT_Err_Ok;
 
+    size->bytecode_ready = error;
+
     if ( !error )
       TT_Save_Context( exec, size );
 
@@ -859,7 +854,9 @@
     if ( !exec )
       return FT_THROW( Could_Not_Find_Context );
 
-    TT_Load_Context( exec, face, size );
+    error = TT_Load_Context( exec, face, size );
+    if ( error )
+      return error;
 
     exec->callTop = 0;
     exec->top     = 0;
@@ -877,9 +874,9 @@
 
     if ( face->cvt_program_size > 0 )
     {
-      error = TT_Goto_CodeRange( exec, tt_coderange_cvt, 0 );
+      TT_Goto_CodeRange( exec, tt_coderange_cvt, 0 );
 
-      if ( !error && !size->debug )
+      if ( !size->debug )
       {
         FT_TRACE4(( "Executing `prep' table.\n" ));
 
@@ -889,6 +886,8 @@
     else
       error = FT_Err_Ok;
 
+    size->cvt_ready = error;
+
     /* UNDOCUMENTED!  The MS rasterizer doesn't allow the following */
     /* graphics state variables to be modified by the CVT program.  */
 
@@ -917,10 +916,6 @@
     return error;
   }
 
-#endif /* TT_USE_BYTECODE_INTERPRETER */
-
-
-#ifdef TT_USE_BYTECODE_INTERPRETER
 
   static void
   tt_size_done_bytecode( FT_Size  ftsize )
@@ -958,8 +953,8 @@
     size->max_func = 0;
     size->max_ins  = 0;
 
-    size->bytecode_ready = 0;
-    size->cvt_ready      = 0;
+    size->bytecode_ready = -1;
+    size->cvt_ready      = -1;
   }
 
 
@@ -973,14 +968,13 @@
     TT_Size    size = (TT_Size)ftsize;
     TT_Face    face = (TT_Face)ftsize->face;
     FT_Memory  memory = face->root.memory;
-    FT_Int     i;
 
     FT_UShort       n_twilight;
     TT_MaxProfile*  maxp = &face->max_profile;
 
 
-    size->bytecode_ready = 1;
-    size->cvt_ready      = 0;
+    size->bytecode_ready = -1;
+    size->cvt_ready      = -1;
 
     size->max_function_defs    = maxp->maxFunctionDefs;
     size->max_instruction_defs = maxp->maxInstructionDefs;
@@ -1002,9 +996,11 @@
       metrics->rotated   = FALSE;
       metrics->stretched = FALSE;
 
-      /* set default compensation (all 0) */
-      for ( i = 0; i < 4; i++ )
-        metrics->compensations[i] = 0;
+      /* set default engine compensation */
+      metrics->compensations[0] = 0;   /* gray     */
+      metrics->compensations[1] = 0;   /* black    */
+      metrics->compensations[2] = 0;   /* white    */
+      metrics->compensations[3] = 0;   /* reserved */
     }
 
     /* allocate function defs, instruction defs, cvt, and storage area */
@@ -1041,10 +1037,6 @@
 
     /* Fine, now run the font program! */
     error = tt_size_run_fpgm( size, pedantic );
-	/* It seems fpgm proc is causing some problem for some font, so we ignore the error. TESTDOC: Bug #12690 - Restaurantkarte_Oktober09+Wild.pdf*/
-	if ( error )
-      tt_size_done_bytecode( ftsize );
-	return TT_Err_Ok;
 
   Exit:
     if ( error )
@@ -1061,15 +1053,14 @@
     FT_Error  error = FT_Err_Ok;
 
 
-    if ( !size->bytecode_ready )
-    {
+    if ( size->bytecode_ready < 0 )
       error = tt_size_init_bytecode( (FT_Size)size, pedantic );
-      if ( error )
-        goto Exit;
-    }
+
+    if ( error || size->bytecode_ready )
+      goto Exit;
 
     /* rescale CVT when needed */
-    if ( !size->cvt_ready )
+    if ( size->cvt_ready < 0 )
     {
       FT_UInt  i;
       TT_Face  face = (TT_Face)size->root.face;
@@ -1095,10 +1086,7 @@
 
       size->GS = tt_default_graphics_state;
 
-      tt_size_run_prep( size, pedantic );/* It seems prep proc is causing some problem for some font, so we ignore the error. TESTDOC: Bug #5025 - naredba-rd-16-296.pdf */
-	  /* However we can't disable the prep. TESTDOC: Bug #0063 - 050826_differ_table.pdf, page #4 */
-      if ( !error )
-        size->cvt_ready = 1;
+      error = tt_size_run_prep( size, pedantic );
     }
 
   Exit:
@@ -1129,8 +1117,8 @@
     FT_Error  error = FT_Err_Ok;
 
 #ifdef TT_USE_BYTECODE_INTERPRETER
-    size->bytecode_ready = 0;
-    size->cvt_ready      = 0;
+    size->bytecode_ready = -1;
+    size->cvt_ready      = -1;
 #endif
 
     size->ttmetrics.valid = FALSE;
@@ -1158,7 +1146,7 @@
 
 
 #ifdef TT_USE_BYTECODE_INTERPRETER
-    if ( size->bytecode_ready )
+    if ( size->bytecode_ready >= 0 )
       tt_size_done_bytecode( ttsize );
 #endif
 
@@ -1239,7 +1227,7 @@
     }
 
 #ifdef TT_USE_BYTECODE_INTERPRETER
-    size->cvt_ready = 0;
+    size->cvt_ready = -1;
 #endif /* TT_USE_BYTECODE_INTERPRETER */
 
     if ( !error )