X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Fwfstack.h;h=9d693053117ceb93e69034e433f2196a22c3070d;hp=362caccfa568b8631542238e0172e88763faaa44;hb=200d100e05ed8e10c47f971939042f2406df92ef;hpb=711ff0f91fa2270148ec6b36dadad7fb135ee70b

diff --git a/urcu/wfstack.h b/urcu/wfstack.h
index 362cacc..9d69305 100644
--- a/urcu/wfstack.h
+++ b/urcu/wfstack.h
@@ -97,10 +97,10 @@ struct cds_wfs_stack {
  * struct cds_wfs_stack and struct __cds_wfs_stack on any of those two
  * types.
  */
-typedef union __attribute__((__transparent_union__)) {
+typedef union {
 	struct __cds_wfs_stack *_s;
 	struct cds_wfs_stack *s;
-} cds_wfs_stack_ptr_t;
+} __attribute__((__transparent_union__)) cds_wfs_stack_ptr_t;
 
 #ifdef _LGPL_SOURCE
 
@@ -108,6 +108,7 @@ typedef union __attribute__((__transparent_union__)) {
 
 #define cds_wfs_node_init		_cds_wfs_node_init
 #define cds_wfs_init			_cds_wfs_init
+#define cds_wfs_destroy			_cds_wfs_destroy
 #define __cds_wfs_init			___cds_wfs_init
 #define cds_wfs_empty			_cds_wfs_empty
 #define cds_wfs_push			_cds_wfs_push
@@ -146,12 +147,20 @@ typedef union __attribute__((__transparent_union__)) {
 extern void cds_wfs_node_init(struct cds_wfs_node *node);
 
 /*
- * cds_wfs_init: initialize wait-free stack.
+ * cds_wfs_init: initialize wait-free stack (with lock). Pair with
+ * cds_wfs_destroy().
  */
 extern void cds_wfs_init(struct cds_wfs_stack *s);
 
 /*
- * __cds_wfs_init: initialize wait-free stack.
+ * cds_wfs_destroy: destroy wait-free stack (with lock). Pair with
+ * cds_wfs_init().
+ */
+extern void cds_wfs_destroy(struct cds_wfs_stack *s);
+
+/*
+ * __cds_wfs_init: initialize wait-free stack (no lock). Don't pair with
+ * any destroy function.
  */
 extern void __cds_wfs_init(struct __cds_wfs_stack *s);