From 2e0bf3b0f6debd8268711aea0d380ee07cf6a316 Mon Sep 17 00:00:00 2001
From: tasn <tasn>
Date: Sun, 10 Jun 2012 07:53:43 +0000
Subject: [PATCH 1/1] Eo: Added a check if object is already deleted in
 eo_unref.

If an object is manually freed it was possible to ref/unref it so it'll
try to call the destructor again.

git-svn-id: http://svn.enlightenment.org/svn/e/trunk/PROTO/eobj@71890 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33
---
 lib/eo.c                | 6 ++++++
 tests/eo_test_general.c | 9 +++++++++
 2 files changed, 15 insertions(+)

diff --git a/lib/eo.c b/lib/eo.c
index fcfbfdf..823f344 100644
--- a/lib/eo.c
+++ b/lib/eo.c
@@ -1294,6 +1294,12 @@ _eo_unref(Eo *obj)
 {
    if (--(obj->refcount) == 0)
      {
+        if (obj->del)
+          {
+             ERR("Object %p already deleted.", obj);
+             return;
+          }
+
         _eo_del_internal(obj);
 
 #ifndef NDEBUG
diff --git a/tests/eo_test_general.c b/tests/eo_test_general.c
index 12f79dd..30a5cb6 100644
--- a/tests/eo_test_general.c
+++ b/tests/eo_test_general.c
@@ -181,6 +181,15 @@ START_TEST(eo_man_free)
    eo_manual_free(obj);
    eo_unref(obj);
 
+   obj = eo_add(klass, NULL);
+   fail_if(!obj);
+   eo_manual_free_set(obj, EINA_TRUE);
+   eo_unref(obj);
+   eo_ref(obj);
+   eo_unref(obj);
+   eo_unref(obj);
+   eo_manual_free(obj);
+
    eo_shutdown();
 }
 END_TEST
-- 
2.7.4