GSource: initialise ->priv on construct

For efficiency, we waited until setting up child sources to allocate
->priv.  Simplify things a bit by allocating it from the start.

https://bugzilla.gnome.org/show_bug.cgi?id=619329
This commit is contained in:
Ryan Lortie 2011-08-30 12:15:04 -04:00 committed by Dan Winship
parent 56de38da7d
commit d981d79a42

View File

@ -791,7 +791,7 @@ g_source_new (GSourceFuncs *source_funcs,
g_return_val_if_fail (struct_size >= sizeof (GSource), NULL);
source = (GSource*) g_malloc0 (struct_size);
source->priv = g_slice_new0 (GSourcePrivate);
source->source_funcs = source_funcs;
source->ref_count = 1;
@ -812,7 +812,7 @@ g_source_list_add (GSource *source,
{
GSource *tmp_source, *last_source;
if (source->priv && source->priv->parent_source)
if (source->priv->parent_source)
{
/* Put the source immediately before its parent */
tmp_source = source->priv->parent_source;
@ -878,14 +878,11 @@ g_source_attach_unlocked (GSource *source,
tmp_list = tmp_list->next;
}
if (source->priv)
tmp_list = source->priv->child_sources;
while (tmp_list)
{
tmp_list = source->priv->child_sources;
while (tmp_list)
{
g_source_attach_unlocked (tmp_list->data, context);
tmp_list = tmp_list->next;
}
g_source_attach_unlocked (tmp_list->data, context);
tmp_list = tmp_list->next;
}
return result;
@ -968,7 +965,7 @@ g_source_destroy_internal (GSource *source,
}
}
if (source->priv && source->priv->child_sources)
if (source->priv->child_sources)
{
/* This is safe because even if a child_source finalizer or
* closure notify tried to modify source->priv->child_sources
@ -1164,18 +1161,13 @@ g_source_add_child_source (GSource *source,
g_return_if_fail (!SOURCE_DESTROYED (source));
g_return_if_fail (!SOURCE_DESTROYED (child_source));
g_return_if_fail (child_source->context == NULL);
g_return_if_fail (child_source->priv == NULL || child_source->priv->parent_source == NULL);
g_return_if_fail (child_source->priv->parent_source == NULL);
context = source->context;
if (context)
LOCK_CONTEXT (context);
if (!source->priv)
source->priv = g_slice_new0 (GSourcePrivate);
if (!child_source->priv)
child_source->priv = g_slice_new0 (GSourcePrivate);
source->priv->child_sources = g_slist_prepend (source->priv->child_sources,
g_source_ref (child_source));
child_source->priv->parent_source = source;
@ -1206,7 +1198,7 @@ g_source_remove_child_source (GSource *source,
g_return_if_fail (source != NULL);
g_return_if_fail (child_source != NULL);
g_return_if_fail (child_source->priv != NULL && child_source->priv->parent_source == source);
g_return_if_fail (child_source->priv->parent_source == source);
g_return_if_fail (!SOURCE_DESTROYED (source));
g_return_if_fail (!SOURCE_DESTROYED (child_source));
@ -1398,7 +1390,7 @@ g_source_set_priority_unlocked (GSource *source,
}
}
if (source->priv && source->priv->child_sources)
if (source->priv->child_sources)
{
tmp_list = source->priv->child_sources;
while (tmp_list)
@ -1657,11 +1649,8 @@ g_source_unref_internal (GSource *source,
g_slist_free (source->poll_fds);
source->poll_fds = NULL;
if (source->priv)
{
g_slice_free (GSourcePrivate, source->priv);
source->priv = NULL;
}
g_slice_free (GSourcePrivate, source->priv);
source->priv = NULL;
g_free (source);
}
@ -2845,7 +2834,7 @@ g_main_context_prepare (GMainContext *context,
while (ready_source)
{
ready_source->flags |= G_SOURCE_READY;
ready_source = ready_source->priv ? ready_source->priv->parent_source : NULL;
ready_source = ready_source->priv->parent_source;
}
}
}
@ -3032,7 +3021,7 @@ g_main_context_check (GMainContext *context,
while (ready_source)
{
ready_source->flags |= G_SOURCE_READY;
ready_source = ready_source->priv ? ready_source->priv->parent_source : NULL;
ready_source = ready_source->priv->parent_source;
}
}
}