third_party/harfbuzz-ng/src/hb-gobject-structs.cc

   1 /*
   2  * Copyright © 2011  Google, Inc.
   3  *
   4  *  This is part of HarfBuzz, a text shaping library.
   5  *
   6  * Permission is hereby granted, without written agreement and without
   7  * license or royalty fees, to use, copy, modify, and distribute this
   8  * software and its documentation for any purpose, provided that the
   9  * above copyright notice and the following two paragraphs appear in
  10  * all copies of this software.
  11  *
  12  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
  13  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  14  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
  15  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
  16  * DAMAGE.
  17  *
  18  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
  19  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  20  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
  21  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
  22  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  23  *
  24  * Google Author(s): Behdad Esfahbod
  25  */
  26
  27 #include "hb-private.hh"
  28
  29 /* g++ didn't like older gtype.h gcc-only code path. */
  30 #include <glib.h>
  31 #if !GLIB_CHECK_VERSION(2,29,16)
  32 #undef __GNUC__
  33 #undef __GNUC_MINOR__
  34 #define __GNUC__ 2
  35 #define __GNUC_MINOR__ 6
  36 #endif
  37
  38 #include "hb-gobject.h"
  39
  40 #define _HB_DEFINE_BOXED_TYPE(Name,underscore_name,copy_func,free_func) \
  41 GType \
  42 underscore_name##_get_type (void) \
  43 { \
  44    static volatile gsize type = 0; \
  45    if (g_once_init_enter (&type)) { \
  46       GType t = g_boxed_type_register_static (g_intern_static_string (#Name), \
  47                                               (GBoxedCopyFunc) copy_func, \
  48                                               (GBoxedFreeFunc) free_func); \
  49       g_once_init_leave (&type, t); \
  50    } \
  51    return type; \
  52 }
  53
  54 #define HB_DEFINE_BOXED_TYPE(name) \
  55         _HB_DEFINE_BOXED_TYPE (hb_##name, hb_gobject_##name, hb_##name##_reference, hb_##name##_destroy);
  56
  57 HB_DEFINE_BOXED_TYPE (buffer)
  58 HB_DEFINE_BOXED_TYPE (blob)
  59 HB_DEFINE_BOXED_TYPE (face)
  60 HB_DEFINE_BOXED_TYPE (font)
  61 HB_DEFINE_BOXED_TYPE (font_funcs)
  62 HB_DEFINE_BOXED_TYPE (unicode_funcs)
  63