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-rw-r--r--src/pulsecore/refcnt.h44
1 files changed, 40 insertions, 4 deletions
diff --git a/src/pulsecore/refcnt.h b/src/pulsecore/refcnt.h
index 1e988326..782436b5 100644
--- a/src/pulsecore/refcnt.h
+++ b/src/pulsecore/refcnt.h
@@ -23,23 +23,59 @@
***/
#include <pulsecore/atomic.h>
+#include <pulsecore/macro.h>
+#include <pulsecore/log.h>
+
+/* #define DEBUG_REF */
#define PA_REFCNT_DECLARE \
pa_atomic_t _ref
-#define PA_REFCNT_INIT(p) \
- pa_atomic_store(&(p)->_ref, 1)
+#define PA_REFCNT_VALUE(p) \
+ pa_atomic_load(&(p)->_ref)
#define PA_REFCNT_INIT_ZERO(p) \
pa_atomic_store(&(p)->_ref, 0)
+#ifndef DEBUG_REF
+
+#define PA_REFCNT_INIT(p) \
+ pa_atomic_store(&(p)->_ref, 1)
+
#define PA_REFCNT_INC(p) \
pa_atomic_inc(&(p)->_ref)
#define PA_REFCNT_DEC(p) \
(pa_atomic_dec(&(p)->_ref)-1)
-#define PA_REFCNT_VALUE(p) \
- pa_atomic_load(&(p)->_ref)
+#else
+
+/* If you need to debug ref counting problems define DEBUG_REF and
+ * set $PULSE_LOG_BACKTRACE=5 or suchlike in the shell when running
+ * PA */
+
+#define PA_REFCNT_INIT(p) \
+ do { \
+ pa_atomic_store(&(p)->_ref, 1); \
+ pa_log("REF: Init %p", p); \
+ } while (FALSE)
+
+#define PA_REFCNT_INC(p) \
+ do { \
+ pa_atomic_inc(&(p)->_ref); \
+ pa_log("REF: Inc %p", p); \
+ } while (FALSE) \
+
+#define PA_REFCNT_DEC(p) \
+ ({ \
+ int _j = (pa_atomic_dec(&(p)->_ref)-1); \
+ if (_j <= 0) \
+ pa_log("REF: Done %p", p); \
+ else \
+ pa_log("REF: Dec %p", p); \
+ _j; \
+ })
+
+#endif
#endif