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-rw-r--r--set.h16
1 files changed, 9 insertions, 7 deletions
diff --git a/set.h b/set.h
index d8ef7aa540..a16cbedbfc 100644
--- a/set.h
+++ b/set.h
@@ -14,8 +14,9 @@
typedef struct Set Set;
Set *set_new(hash_func_t hash_func, compare_func_t compare_func);
-Set* set_copy(Set *s);
void set_free(Set* s);
+Set* set_copy(Set *s);
+int set_ensure_allocated(Set **s, hash_func_t hash_func, compare_func_t compare_func);
int set_put(Set *s, void *value);
int set_replace(Set *s, void *value);
@@ -27,18 +28,19 @@ int set_merge(Set *s, Set *other);
unsigned set_size(Set *s);
bool set_isempty(Set *s);
-void *set_iterate(Set *s, void **state);
-void *set_iterate_backwards(Set *s, void **state);
+void *set_iterate(Set *s, Iterator *i);
+void *set_iterate_backwards(Set *s, Iterator *i);
+void *set_iterate_skip(Set *s, void *value, Iterator *i);
void set_clear(Set *s);
void *set_steal_first(Set *s);
void* set_first(Set *s);
void* set_last(Set *s);
-#define SET_FOREACH(e, s, state) \
- for ((state) = NULL, (e) = set_iterate((s), &(state)); (e); (e) = set_iterate((s), &(state)))
+#define SET_FOREACH(e, s, i) \
+ for ((i) = ITERATOR_FIRST, (e) = set_iterate((s), &(i)); (e); (e) = set_iterate((s), &(i)))
-#define SET_FOREACH_BACKWARDS(e, s, state) \
- for ((state) = NULL, (e) = set_iterate_backwards((s), &(state)); (e); (e) = set_iterate_backwards((s), &(state)))
+#define SET_FOREACH_BACKWARDS(e, s, i) \
+ for ((i) = ITERATOR_LAST, (e) = set_iterate_backwards((s), &(i)); (e); (e) = set_iterate_backwards((s), &(i)))
#endif