[glib/wip/resources] Make GResource refcount atomic

[Alexander Larsson <alexl src gnome org>]

commit d4ec3a8fd845b28a9bd4f573da05347a27f0c1f0
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Jan 10 14:30:21 2012 +0100

    Make GResource refcount atomic

 gio/gresource.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gio/gresource.c b/gio/gresource.c
index 56f4902..4beab46 100644
--- a/gio/gresource.c
+++ b/gio/gresource.c
@@ -64,14 +64,14 @@ g_resource_error_quark (void)
 GResource *
 g_resource_ref (GResource *resource)
 {
-  resource->ref_count++;
+  g_atomic_int_inc (&resource->ref_count);
   return resource;
 }
 
 void
 g_resource_unref (GResource *resource)
 {
-  if (resource->ref_count-- == 0)
+  if (g_atomic_int_dec_and_test (&resource->ref_count))
     {
       gvdb_table_unref (resource->table);
       g_free (resource);