X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=urcu%2Flist.h;h=f27ff7ba7900ddcf17ba9be95087d1bd4fee1c5f;hb=af67624df8d06ebaa5d72dd863a73d334611e900;hp=7d2a9a11e39b12d061e6a68b90b6918f307af17a;hpb=a00718e7e5df2c582de11fbd6be3d9420ad6c0e3;p=urcu.git

diff --git a/urcu/list.h b/urcu/list.h
index 7d2a9a1..f27ff7b 100644
--- a/urcu/list.h
+++ b/urcu/list.h
@@ -126,12 +126,15 @@ cds_list_splice (struct cds_list_head *add, struct cds_list_head *head)
     }
 }
 
-
 /* Get typed element from list at a given position.  */
 #define cds_list_entry(ptr, type, member) \
   ((type *) ((char *) (ptr) - (unsigned long) (&((type *) 0)->member)))
 
 
+/* Get first entry from a list. */
+#define cds_list_first_entry(ptr, type, member) \
+	cds_list_entry((ptr)->next, type, member)
+
 
 /* Iterate forward over the elements of the list.  */
 #define cds_list_for_each(pos, head) \
@@ -151,20 +154,20 @@ cds_list_splice (struct cds_list_head *add, struct cds_list_head *head)
        pos = p, p = pos->prev)
 
 #define cds_list_for_each_entry(pos, head, member)				\
-	for (pos = cds_list_entry((head)->next, typeof(*pos), member);	\
+	for (pos = cds_list_entry((head)->next, __typeof__(*pos), member); \
 	     &pos->member != (head);					\
-	     pos = cds_list_entry(pos->member.next, typeof(*pos), member))
+	     pos = cds_list_entry(pos->member.next, __typeof__(*pos), member))
 
 #define cds_list_for_each_entry_reverse(pos, head, member)			\
-	for (pos = cds_list_entry((head)->prev, typeof(*pos), member);	\
+	for (pos = cds_list_entry((head)->prev, __typeof__(*pos), member); \
 	     &pos->member != (head);					\
-	     pos = cds_list_entry(pos->member.prev, typeof(*pos), member))
+	     pos = cds_list_entry(pos->member.prev, __typeof__(*pos), member))
 
 #define cds_list_for_each_entry_safe(pos, p, head, member)			\
-	for (pos = cds_list_entry((head)->next, typeof(*pos), member),	\
-		     p = cds_list_entry(pos->member.next,typeof(*pos), member); \
+	for (pos = cds_list_entry((head)->next, __typeof__(*pos), member), \
+		     p = cds_list_entry(pos->member.next, __typeof__(*pos), member); \
 	     &pos->member != (head);					\
-	     pos = p, p = cds_list_entry(pos->member.next, typeof(*pos), member))
+	     pos = p, p = cds_list_entry(pos->member.next, __typeof__(*pos), member))
 
 static inline int cds_list_empty(struct cds_list_head *head)
 {