bdilly pushed a commit to branch master.
http://git.enlightenment.org/core/efl.git/commit/?id=81782414dfba9a8a69ea42a4dd5b01fc19170d88
commit 81782414dfba9a8a69ea42a4dd5b01fc19170d88
Author: Guilherme Iscaro <isc...@profusion.mobi>
Date: Fri Dec 2 11:16:33 2016 -0200
Eo: Add efl_replace() function.
This new function adds a new way to safely replace Eo pointer values.
---
src/lib/eo/Eo.h | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/src/lib/eo/Eo.h b/src/lib/eo/Eo.h
index 8c81544..244478b 100644
--- a/src/lib/eo/Eo.h
+++ b/src/lib/eo/Eo.h
@@ -1334,6 +1334,28 @@ EAPI int efl_callbacks_cmp(const Efl_Callback_Array_Item
*a, const Efl_Callback_
EFL_CALLBACK_PRIORITY_DEFAULT, data)
/**
+ * @def Replace the previously Eo pointer with new content.
+ *
+ * @param storage The object to replace the old reference. It can not be @c
NULL.
+ * @param new_obj The new object. It may be @c NULL.
+ *
+ * The string pointed by @c storage must be previously an Eo or
+ * @c NULL and it will be efl_unref(). The @a new_obj will be passed
+ * to efl_ref() and then assigned to @c *storage.
+ *
+ * @see efl_ref()
+ * @see efl_unref()
+ */
+static inline void
+efl_replace(Eo **storage, Eo *new_obj)
+{
+ if (!storage || *storage == new_obj) return;
+ efl_ref(new_obj);
+ efl_unref(*storage);
+ *storage = new_obj;
+}
+
+/**
* @}
*/
--
