45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
|
#ifndef __PRIORITY_QUEUE_H__
|
||
|
|
#define __PRIORITY_QUEUE_H__
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <sphinxbase/sphinxbase_export.h>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
#if 0
|
||
|
|
/* Fool Emacs. */
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Priority queue for max element tracking.
|
||
|
|
* The one expects heap here, but for current application
|
||
|
|
* (sorting of ngram entries one per order, i.e. maximum 10)
|
||
|
|
* i'll put just and array here, so each operation takes linear time.
|
||
|
|
* I swear to rework it some day!
|
||
|
|
* TODOTODOTODOTODOTODOTODOTODOTODOTODOTODOTODOTODOTODOTODO!!!!!
|
||
|
|
*/
|
||
|
|
|
||
|
|
typedef struct priority_queue_s priority_queue_t;
|
||
|
|
|
||
|
|
SPHINXBASE_EXPORT
|
||
|
|
priority_queue_t* priority_queue_create(size_t len, int (*compare)(void *a, void *b));
|
||
|
|
|
||
|
|
SPHINXBASE_EXPORT
|
||
|
|
void* priority_queue_poll(priority_queue_t *queue);
|
||
|
|
|
||
|
|
SPHINXBASE_EXPORT
|
||
|
|
void priority_queue_add(priority_queue_t *queue, void *element);
|
||
|
|
|
||
|
|
SPHINXBASE_EXPORT
|
||
|
|
size_t priority_queue_size(priority_queue_t *queue);
|
||
|
|
|
||
|
|
SPHINXBASE_EXPORT
|
||
|
|
void priority_queue_free(priority_queue_t *queue, void (*free_ptr)(void *a));
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __PRIORITY_QUEUE_H__ */
|