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clang: silence "unused expression result" warning
[urcu.git]
/
urcu
/
list.h
diff --git
a/urcu/list.h
b/urcu/list.h
index 7d2a9a11e39b12d061e6a68b90b6918f307af17a..5d04394f5295ac15f7593bb54fd0b5c26f4798c7 100644
(file)
--- a/
urcu/list.h
+++ b/
urcu/list.h
@@
-126,19
+126,22
@@
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 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) \
for (pos = (head)->next; pos != (head); pos = pos->next)
/* Iterate forward over the elements of the list. */
#define cds_list_for_each(pos, head) \
for (pos = (head)->next; pos != (head); pos = pos->next)
-/* Iterate
for
ward over the elements of the list. */
+/* Iterate
back
ward over the elements of the list. */
#define cds_list_for_each_prev(pos, head) \
for (pos = (head)->prev; pos != (head); pos = pos->prev)
#define cds_list_for_each_prev(pos, head) \
for (pos = (head)->prev; pos != (head); pos = pos->prev)
@@
-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) \
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->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) \
#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->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) \
#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->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)
{
static inline int cds_list_empty(struct cds_list_head *head)
{
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