Update (old) harfbuzz to ToT

third_party/harfbuzz/src/harfbuzz-gpos.h

 /*
  * Copyright (C) 1998-2004  David Turner and Werner Lemberg
  * Copyright (C) 2006  Behdad Esfahbod
  *
  * This is part of HarfBuzz, an OpenType Layout engine library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
  * above copyright notice and the following two paragraphs appear in
@@ skipping 26 matching lines @@
 #define HB_GPOS_LOOKUP_SINGLE     1
 #define HB_GPOS_LOOKUP_PAIR       2
 #define HB_GPOS_LOOKUP_CURSIVE    3
 #define HB_GPOS_LOOKUP_MARKBASE   4
 #define HB_GPOS_LOOKUP_MARKLIG    5
 #define HB_GPOS_LOOKUP_MARKMARK   6
 #define HB_GPOS_LOOKUP_CONTEXT    7
 #define HB_GPOS_LOOKUP_CHAIN      8
 #define HB_GPOS_LOOKUP_EXTENSION  9
 
+#ifdef HB_SUPPORT_MULTIPLE_MASTER
 /* A pointer to a function which accesses the PostScript interpreter.
    Multiple Master fonts need this interface to convert a metric ID
    (as stored in an OpenType font version 1.2 or higher) `metric_id'
    into a metric value (returned in `metric_value').
 
    `data' points to the user-defined structure specified during a
    call to HB_GPOS_Register_MM_Function().
 
    `metric_value' must be returned as a scaled value (but shouldn't
    be rounded).                                                       */
 
 typedef HB_Error  (*HB_MMFunction)(HB_Font       font,
                                     HB_UShort    metric_id,
                                     HB_Fixed*      metric_value,
                                     void*        data );
+#endif
 
 
 struct  HB_GPOSHeader_
 {
   HB_16Dot16           Version;
 
   HB_ScriptList     ScriptList;
   HB_FeatureList    FeatureList;
   HB_LookupList     LookupList;
 
   HB_GDEFHeader*    gdef;
 
+#ifdef HB_SUPPORT_MULTIPLE_MASTER
   /* this is OpenType 1.2 -- Multiple Master fonts need this
      callback function to get various metric values from the
      PostScript interpreter.                                 */
 
   HB_MMFunction     mmfunc;
   void*              data;
+#endif
 };
 
 typedef struct HB_GPOSHeader_  HB_GPOSHeader;
 typedef HB_GPOSHeader* HB_GPOS;
 
 
 HB_Error  HB_Load_GPOS_Table( HB_Stream stream, 
                               HB_GPOSHeader** gpos,
                               HB_GDEFHeader*  gdef,
                               HB_Stream       gdefStream );
@@ skipping 32 matching lines @@
                                   HB_UInt**       feature_tag_list );
 
 
 HB_Error  HB_GPOS_Add_Feature( HB_GPOSHeader*  gpos,
                                HB_UShort        feature_index,
                                HB_UInt          property );
 
 HB_Error  HB_GPOS_Clear_Features( HB_GPOSHeader*  gpos );
 
 
+#ifdef HB_SUPPORT_MULTIPLE_MASTER
 HB_Error  HB_GPOS_Register_MM_Function( HB_GPOSHeader*  gpos,
                                         HB_MMFunction   mmfunc,
                                         void*            data );
+#endif
 
 /* If `dvi' is TRUE, glyph contour points for anchor points and device
    tables are ignored -- you will get device independent values.         */
 
 
 HB_Error  HB_GPOS_Apply_String( HB_Font           font,
                                 HB_GPOSHeader*   gpos,
                                 HB_UShort         load_flags,
                                 HB_Buffer        buffer,
                                 HB_Bool           dvi,
                                 HB_Bool           r2l );
 
 HB_END_HEADER
 
 #endif /* HARFBUZZ_GPOS_H */