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Add a NODE_REFCOUNT getter

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This is useful when moving the code to be atomic.
It also will make that patch smaller.

https://bugzilla.gnome.org/show_bug.cgi?id=585375
This commit is contained in:
Benjamin Otte 2009-09-24 11:16:10 +02:00 committed by Alexander Larsson
parent 170423f924
commit b163759320
1 changed files with 19 additions and 20 deletions
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39
gobject/gtype.c
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@ -252,6 +252,7 @@ struct _TypeNode
#define NODE_PARENT_TYPE(node) (node->supers[1])
#define NODE_FUNDAMENTAL_TYPE(node) (node->supers[node->n_supers])
#define NODE_NAME(node) (g_quark_to_string (node->qname))
#define NODE_REFCOUNT(node) (node->ref_count)
#define NODE_IS_IFACE(node) (NODE_FUNDAMENTAL_TYPE (node) == G_TYPE_INTERFACE)
#define CLASSED_NODE_IFACES_ENTRIES(node) (&(node)->_prot.iface_entries)
#define CLASSED_NODE_IFACES_ENTRIES_LOCKED(node)(G_ATOMIC_ARRAY_GET_LOCKED(CLASSED_NODE_IFACES_ENTRIES((node)), IFaceEntries))
@ -1196,7 +1197,7 @@ type_data_ref_Wm (TypeNode *node)
}
else
{
g_assert (node->ref_count > 0);
g_assert (NODE_REFCOUNT (node) > 0);
node->ref_count += 1;
}
@ -2199,7 +2200,7 @@ type_data_finalize_class_ifaces_Wm (TypeNode *node)
guint i;
IFaceEntries *entries;
g_assert (node->is_instantiatable && node->data && node->data->class.class && node->ref_count == 0);
g_assert (node->is_instantiatable && node->data && node->data->class.class && NODE_REFCOUNT (node) == 0);
reiterate:
entries = CLASSED_NODE_IFACES_ENTRIES_LOCKED (node);
@ -2232,7 +2233,7 @@ type_data_finalize_class_U (TypeNode *node,
GTypeClass *class = cdata->class;
TypeNode *bnode;
g_assert (cdata->class && node->ref_count == 0);
g_assert (cdata->class && NODE_REFCOUNT (node) == 0);
if (cdata->class_finalize)
cdata->class_finalize (class, (gpointer) cdata->class_data);
@ -2254,7 +2255,7 @@ type_data_last_unref_Wm (TypeNode *node,
{
g_return_if_fail (node != NULL && node->plugin != NULL);
if (!node->data || node->ref_count == 0)
if (!node->data || NODE_REFCOUNT (node) == 0)
{
g_warning ("cannot drop last reference to unreferenced type `%s'",
NODE_NAME (node));
@ -2277,7 +2278,7 @@ type_data_last_unref_Wm (TypeNode *node,
G_READ_UNLOCK (&type_rw_lock);
need_break = cache_func (cache_data, node->data->class.class);
G_READ_LOCK (&type_rw_lock);
if (!node->data || node->ref_count == 0)
if (!node->data || NODE_REFCOUNT (node) == 0)
INVALID_RECURSION ("GType class cache function ", cache_func, NODE_NAME (node));
if (need_break)
break;
@ -2286,15 +2287,13 @@ type_data_last_unref_Wm (TypeNode *node,
G_WRITE_LOCK (&type_rw_lock);
}
if (node->ref_count > 1) /* may have been re-referenced meanwhile */
node->ref_count -= 1;
else
/* may have been re-referenced meanwhile */
node->ref_count -= 1;
if (NODE_REFCOUNT (node) == 0)
{
GType ptype = NODE_PARENT_TYPE (node);
TypeData *tdata;
node->ref_count = 0;
if (node->is_instantiatable)
{
/* destroy node->data->instance.mem_chunk */
@ -2349,8 +2348,8 @@ static inline void
type_data_unref_WmREC (TypeNode *node,
gboolean uncached)
{
g_assert (node->data && node->ref_count);
if (node->ref_count > 1)
g_assert (node->data && NODE_REFCOUNT (node) > 0);
if (NODE_REFCOUNT (node) > 1)
node->ref_count -= 1;
else
{
@ -2825,7 +2824,7 @@ g_type_class_ref (GType type)
return node->data->class.class;
}
if (!node || !node->is_classed ||
(node->data && node->ref_count < 1))
(node->data && NODE_REFCOUNT (node) == 0))
{
G_WRITE_UNLOCK (&type_rw_lock);
g_warning ("cannot retrieve class for invalid (unclassed) type `%s'",
@ -2879,7 +2878,7 @@ g_type_class_unref (gpointer g_class)
node = lookup_type_node_I (class->g_type);
G_WRITE_LOCK (&type_rw_lock);
if (node && node->is_classed && node->data &&
node->data->class.class == class && node->ref_count > 0)
node->data->class.class == class && NODE_REFCOUNT (node) > 0)
type_data_unref_WmREC (node, FALSE);
else
g_warning ("cannot unreference class of invalid (unclassed) type `%s'",
@ -2907,7 +2906,7 @@ g_type_class_unref_uncached (gpointer g_class)
G_WRITE_LOCK (&type_rw_lock);
node = lookup_type_node_I (class->g_type);
if (node && node->is_classed && node->data &&
node->data->class.class == class && node->ref_count > 0)
node->data->class.class == class && NODE_REFCOUNT (node) > 0)
type_data_unref_WmREC (node, TRUE);
else
g_warning ("cannot unreference class of invalid (unclassed) type `%s'",
@ -3114,7 +3113,7 @@ g_type_default_interface_ref (GType g_type)
node = lookup_type_node_I (g_type);
if (!node || !NODE_IS_IFACE (node) ||
(node->data && node->ref_count < 1))
(node->data && NODE_REFCOUNT (node) == 0))
{
G_WRITE_UNLOCK (&type_rw_lock);
g_warning ("cannot retrieve default vtable for invalid or non-interface type '%s'",
@ -3196,7 +3195,7 @@ g_type_default_interface_unref (gpointer g_iface)
G_WRITE_LOCK (&type_rw_lock);
if (node && NODE_IS_IFACE (node) &&
node->data->iface.dflt_vtable == g_iface &&
node->ref_count > 0)
NODE_REFCOUNT (node) > 0)
type_data_unref_WmREC (node, FALSE);
else
g_warning ("cannot unreference invalid interface default vtable for '%s'",
@ -4027,7 +4026,7 @@ type_check_is_value_type_U (GType type)
restart_check:
if (node)
{
if (node->data && node->ref_count > 0 &&
if (node->data && NODE_REFCOUNT (node) > 0 &&
node->data->common.value_table->value_init)
tflags = GPOINTER_TO_UINT (type_get_qdata_L (node, static_quark_type_flags));
else if (NODE_IS_IFACE (node))
@ -4102,7 +4101,7 @@ g_type_value_table_peek (GType type)
G_READ_LOCK (&type_rw_lock);
restart_table_peek:
has_refed_data = node && node->data && node->ref_count;
has_refed_data = node && node->data && NODE_REFCOUNT (node) > 0;
has_table = has_refed_data && node->data->common.value_table->value_init;
if (has_refed_data)
{
@ -4413,7 +4412,7 @@ g_type_instance_get_private (GTypeInstance *instance,
if (NODE_PARENT_TYPE (private_node))
{
parent_node = lookup_type_node_I (NODE_PARENT_TYPE (private_node));
g_assert (parent_node->data && parent_node->ref_count);
g_assert (parent_node->data && NODE_REFCOUNT (parent_node) > 0);
if (G_UNLIKELY (private_node->data->instance.private_size == parent_node->data->instance.private_size))
{