diff options
| author | Cyrille Bagard <nocbos@gmail.com> | 2022-08-17 21:37:24 (GMT) |
|---|---|---|
| committer | Cyrille Bagard <nocbos@gmail.com> | 2022-08-17 21:37:24 (GMT) |
| commit | 429b54556283116a29c5d699af0cf891bb1c1055 (patch) | |
| tree | a8f9063b9a9590d2960e9463c457bead29916445 /src/glibext | |
| parent | dbe336e27d5bcf2d913750576f868353ca4ba041 (diff) | |
Disable the extra data storage inside the GObject structure.
Diffstat (limited to 'src/glibext')
| -rw-r--r-- | src/glibext/objhole.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/src/glibext/objhole.h b/src/glibext/objhole.h index c256cfb..38f4bd5 100644 --- a/src/glibext/objhole.h +++ b/src/glibext/objhole.h @@ -43,11 +43,33 @@ * GData *qdata; * }; * - * L'espace entre les deux derniers champs est exploité ici. + * En revanche, le fichier "glib/gobject/gobject.c" précise la définition + * réelle de la structure selon l'environnement : + * + * #if SIZEOF_INT == 4 && GLIB_SIZEOF_VOID_P == 8 + * #define HAVE_OPTIONAL_FLAGS + * #endif + * + * typedef struct + * { + * GTypeInstance g_type_instance; + * guint ref_count; + * #ifdef HAVE_OPTIONAL_FLAGS + * guint optional_flags; + * #endif + * GData *qdata; + * } GObjectReal; + * + * G_STATIC_ASSERT(sizeof(GObject) == sizeof(GObjectReal)); + * G_STATIC_ASSERT(G_STRUCT_OFFSET(GObject, ref_count) == G_STRUCT_OFFSET(GObjectReal, ref_count)); + * G_STATIC_ASSERT(G_STRUCT_OFFSET(GObject, qdata) == G_STRUCT_OFFSET(GObjectReal, qdata)); + * + * L'espace entre les deux derniers champs ne peut donc être pleinement exploité deux fois. */ +#if 0 -#define GET_GOBJECT_EXTRA(obj, tp) \ +# define GET_GOBJECT_EXTRA(obj, tp) \ ({ \ BUILD_BUG_ON(sizeof(tp) > sizeof(guint)); \ tp *___result; \ @@ -56,6 +78,8 @@ ___result; \ }) +#endif + /** * Choix du bit de verrou pour le champ "lock". |