diff options
Diffstat (limited to 'include/queues.h')
| -rw-r--r-- | include/queues.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/queues.h b/include/queues.h index a8b676b763c..8cb053831f2 100644 --- a/include/queues.h +++ b/include/queues.h @@ -35,6 +35,7 @@ typedef struct st_queue { uint offset_to_key; /* compare is done on element+offset */ int max_at_top; /* Set if queue_top gives max */ int (*compare)(void *, byte *,byte *); + uint auto_extent; } QUEUE; #define queue_top(queue) ((queue)->root[1]) @@ -49,14 +50,19 @@ typedef int (*queue_compare)(void *,byte *, byte *); int init_queue(QUEUE *queue,uint max_elements,uint offset_to_key, pbool max_at_top, queue_compare compare, void *first_cmp_arg); +int init_queue_ex(QUEUE *queue,uint max_elements,uint offset_to_key, + pbool max_at_top, queue_compare compare, + void *first_cmp_arg, uint auto_extent); int reinit_queue(QUEUE *queue,uint max_elements,uint offset_to_key, pbool max_at_top, queue_compare compare, void *first_cmp_arg); int resize_queue(QUEUE *queue, uint max_elements); void delete_queue(QUEUE *queue); void queue_insert(QUEUE *queue,byte *element); +int queue_insert_safe(QUEUE *queue, byte *element); byte *queue_remove(QUEUE *queue,uint idx); #define queue_remove_all(queue) { (queue)->elements= 0; } +#define queue_is_full(queue) (queue->elements == queue->max_elements) void _downheap(QUEUE *queue,uint idx); void queue_fix(QUEUE *queue); #define is_queue_inited(queue) ((queue)->root != 0) |