Add rcu_read_ongoing() API to each urcu flavor

[urcu.git] / urcu.h

diff --git a/urcu.h b/urcu.h
index 0fa2fea7c4515a8c86be17673668692ac6692684..b8ca700ddcdb750270c5e39bd86080b559102363 100644 (file)
--- a/urcu.h
+++ b/urcu.h
@@ -35,7 +35,8 @@
 #include <pthread.h>
 
 /*
- * See urcu-pointer.h and urcu-pointer-static.h for pointer publication headers.
+ * See urcu-pointer.h and urcu/static/urcu-pointer.h for pointer
+ * publication headers.
  */
 #include <urcu-pointer.h>
 
@@ -43,7 +44,7 @@
 extern "C" {
 #endif 
 
-#include "urcu/map/urcu.h"
+#include <urcu/map/urcu.h>
 
 /*
  * Important !
@@ -55,7 +56,7 @@ extern "C" {
 
 #ifdef _LGPL_SOURCE
 
-#include <urcu-static.h>
+#include <urcu/static/urcu.h>
 
 /*
  * Mappings for static use of the userspace RCU library.
@@ -73,23 +74,27 @@ extern "C" {
 #ifdef RCU_MEMBARRIER
 #define rcu_read_lock_memb             _rcu_read_lock
 #define rcu_read_unlock_memb           _rcu_read_unlock
+#define rcu_read_ongoing_memb          _rcu_read_ongoing
 #elif defined(RCU_SIGNAL)
 #define rcu_read_lock_sig              _rcu_read_lock
 #define rcu_read_unlock_sig            _rcu_read_unlock
+#define rcu_read_ongoing_sig           _rcu_read_ongoing
 #elif defined(RCU_MB)
 #define rcu_read_lock_mb               _rcu_read_lock
 #define rcu_read_unlock_mb             _rcu_read_unlock
+#define rcu_read_ongoing_mb            _rcu_read_ongoing
 #endif
 
 #else /* !_LGPL_SOURCE */
 
 /*
  * library wrappers to be used by non-LGPL compatible source code.
- * See LGPL-only urcu-pointer-static.h for documentation.
+ * See LGPL-only urcu/static/urcu-pointer.h for documentation.
  */
 
 extern void rcu_read_lock(void);
 extern void rcu_read_unlock(void);
+extern int rcu_read_ongoing(void);
 
 #endif /* !_LGPL_SOURCE */
 
@@ -106,11 +111,27 @@ extern void rcu_unregister_thread(void);
  */
 extern void rcu_init(void);
 
+/*
+ * Q.S. reporting are no-ops for these URCU flavors.
+ */
+static inline void rcu_quiescent_state(void)
+{
+}
+
+static inline void rcu_thread_offline(void)
+{
+}
+
+static inline void rcu_thread_online(void)
+{
+}
+
 #ifdef __cplusplus 
 }
 #endif
 
-#include "urcu-call-rcu.h"
-#include "urcu-defer.h"
+#include <urcu-call-rcu.h>
+#include <urcu-defer.h>
+#include <urcu-flavor.h>
 
 #endif /* _URCU_H */