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Add an atomic compare-and-exchange operation for object data

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This is useful when using object data in thread-safe libraries.

https://bugzilla.gnome.org/show_bug.cgi?id=682849
This commit is contained in:
Matthias Clasen
2012-08-28 06:45:30 -04:00
parent 06e3a1d71a
commit 1254ca716b
2 changed files with 204 additions and 1 deletions
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30
gobject/gobject.h
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@@ -28,6 +28,7 @@
#include <gobject/gparam.h>
#include <gobject/gclosure.h>
#include <gobject/gsignal.h>
#include <gobject/gboxed.h>
G_BEGIN_DECLS
@@ -490,6 +491,20 @@ void g_object_set_qdata_full (GObject *object,
GDestroyNotify destroy);
gpointer g_object_steal_qdata (GObject *object,
GQuark quark);
GLIB_AVAILABLE_IN_2_34
gpointer g_object_dup_qdata (GObject *object,
GQuark quark,
GDuplicateFunc dup_func,
gpointer user_data);
GLIB_AVAILABLE_IN_2_34
gboolean g_object_replace_qdata (GObject *object,
GQuark quark,
gpointer oldval,
gpointer newval,
GDestroyNotify destroy,
GDestroyNotify *old_destroy);
gpointer g_object_get_data (GObject *object,
const gchar *key);
void g_object_set_data (GObject *object,
@@ -501,6 +516,21 @@ void g_object_set_data_full (GObject *object,
GDestroyNotify destroy);
gpointer g_object_steal_data (GObject *object,
const gchar *key);
GLIB_AVAILABLE_IN_2_34
gpointer g_object_dup_data (GObject *object,
const gchar *key,
GDuplicateFunc dup_func,
gpointer user_data);
GLIB_AVAILABLE_IN_2_34
gboolean g_object_replace_data (GObject *object,
const gchar *key,
gpointer oldval,
gpointer newval,
GDestroyNotify destroy,
GDestroyNotify *old_destroy);
void g_object_watch_closure (GObject *object,
GClosure *closure);
GClosure* g_cclosure_new_object (GCallback callback_func,