GDataList: don't hold the bitlock over callbacks

g_datalist_id_clear_i was dropping the dataset lock around
the destroy notifies, but kept the bitlock. This was causing
deadlocks when finalizing widgets.
This commit is contained in:
Matthias Clasen 2011-06-06 23:23:29 -04:00
parent 7f6a8d3484
commit c917202552

View File

@ -176,8 +176,7 @@ struct _GDataset
/* --- prototypes --- */
static inline GDataset* g_dataset_lookup (gconstpointer dataset_location);
static inline void g_datalist_clear_i (GData **datalist,
gboolean unlock_dataset);
static inline void g_datalist_clear_i (GData **datalist);
static void g_dataset_destroy_internal (GDataset *dataset);
static inline gpointer g_data_set_internal (GData **datalist,
GQuark key_id,
@ -228,8 +227,8 @@ g_datalist_unlock (GData **datalist)
/* Called with the datalist lock held, or the dataset global
* lock for dataset lists
*/
void
g_datalist_clear_i (GData **datalist, gboolean unlock_dataset)
static void
g_datalist_clear_i (GData **datalist)
{
GData *data;
gint i;
@ -239,15 +238,13 @@ g_datalist_clear_i (GData **datalist, gboolean unlock_dataset)
if (data)
{
if (unlock_dataset)
G_UNLOCK (g_dataset_global);
G_UNLOCK (g_dataset_global);
for (i = 0; i < data->len; i++)
{
if (data->data[i].data && data->data[i].destroy)
data->data[i].destroy (data->data[i].data);
}
if (unlock_dataset)
G_LOCK (g_dataset_global);
{
if (data->data[i].data && data->data[i].destroy)
data->data[i].destroy (data->data[i].data);
}
G_LOCK (g_dataset_global);
g_free (data);
}
@ -258,19 +255,35 @@ g_datalist_clear_i (GData **datalist, gboolean unlock_dataset)
* g_datalist_clear:
* @datalist: a datalist.
*
* Frees all the data elements of the datalist. The data elements'
* destroy functions are called if they have been set.
* Frees all the data elements of the datalist.
* The data elements' destroy functions are called
* if they have been set.
**/
void
g_datalist_clear (GData **datalist)
{
GData *data;
gint i;
g_return_if_fail (datalist != NULL);
g_datalist_lock (datalist);
g_datalist_clear_i (datalist, FALSE);
data = G_DATALIST_GET_POINTER (datalist);
G_DATALIST_SET_POINTER (datalist, NULL);
g_datalist_unlock (datalist);
if (data)
{
for (i = 0; i < data->len; i++)
{
if (data->data[i].data && data->data[i].destroy)
data->data[i].destroy (data->data[i].data);
}
g_free (data);
}
}
/* HOLDS: g_dataset_global_lock */
@ -307,7 +320,7 @@ g_dataset_destroy_internal (GDataset *dataset)
break;
}
g_datalist_clear_i (&dataset->datalist, TRUE);
g_datalist_clear_i (&dataset->datalist);
dataset = g_dataset_lookup (dataset_location);
}
}