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-rw-r--r--runtime/obj-types.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/runtime/obj-types.h b/runtime/obj-types.h
index 6c1381ac..e1b54d4f 100644
--- a/runtime/obj-types.h
+++ b/runtime/obj-types.h
@@ -293,6 +293,15 @@ rsRetVal objName##ClassExit(void) \
ISOBJ_TYPE_assert(pThis, OBJ); \
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &iCancelStateSave);
+/* note: there was a long-time bug in the macro below that lead to *ppThis = NULL
+ * only when the object was actually destructed. I discovered this issue during
+ * introduction of the pRcvFrom property in msg_t, but it potentially had other
+ * effects, too. I am not sure if some experienced instability resulted from this
+ * bug OR if its fix will cause harm to so-far "correctly" running code. The later
+ * may very well be. Thus I will change it only for the current branch and also
+ * the beta, but not in all old builds. Let's see how things evolve.
+ * rgerhards, 2009-06-30
+ */
#define ENDobjDestruct(OBJ) \
goto finalize_it; /* prevent compiler warning ;) */ \
/* no more code here! */ \
@@ -300,8 +309,8 @@ rsRetVal objName##ClassExit(void) \
if(pThis != NULL) { \
obj.DestructObjSelf((obj_t*) pThis); \
free(pThis); \
- *ppThis = NULL; \
} \
+ *ppThis = NULL; \
pthread_setcancelstate(iCancelStateSave, NULL); \
RETiRet; \
}