Support the (transfer) annotation for properties.

* girepository/*: Add g_property_info_get_ownership_transfer() and write
  the transfer attribute of properties into the typelib.

* giscanner/*: Parse the (transfer) annotation and write it into the .gir.

* tools/generate.c: Read the transfer annotation for properties and write
  to the .tgir.

https://bugzilla.gnome.org/show_bug.cgi?id=620484

1 files changed, 27 insertions, 0 deletions

diff --git a/girepository/gipropertyinfo.c b/girepository/gipropertyinfo.c
index 705a80bf..224709d2 100644
--- a/girepository/gipropertyinfo.c
+++ b/girepository/gipropertyinfo.c
@@ -57,3 +57,30 @@ g_property_info_get_type (GIPropertyInfo *info)
   return _g_type_info_new ((GIBaseInfo*)info, rinfo->typelib, rinfo->offset + G_STRUCT_OFFSET (PropertyBlob, type));
 }
 
+/**
+ * g_property_info_get_ownership_transfer:
+ * @info: a #GIPropertyInfo
+ *
+ * Obtain the ownership transfer for this property. See #GITransfer for more
+ * information about transfer values.
+ *
+ * Returns: the transfer
+ */
+GITransfer
+g_property_info_get_ownership_transfer (GIPropertyInfo *info)
+{
+  GIRealInfo *rinfo = (GIRealInfo *)info;
+  PropertyBlob *blob;
+
+  g_return_val_if_fail (info != NULL, -1);
+  g_return_val_if_fail (GI_IS_PROPERTY_INFO (info), -1);
+
+  blob = (PropertyBlob *)&rinfo->typelib->data[rinfo->offset];
+
+  if (blob->transfer_ownership)
+    return GI_TRANSFER_EVERYTHING;
+  else if (blob->transfer_container_ownership)
+    return GI_TRANSFER_CONTAINER;
+  else
+    return GI_TRANSFER_NOTHING;
+}