#ifndef TRE_HEURISTIC_H
#define TRE_HEURISTIC_H 1

#include <stdbool.h>

#include "tre-fastmatch.h"
#include "tre-internal.h"

#define MAX_FRAGMENTS 32

#define HEUR_ARRAY		0
#define HEUR_PREFIX_ARRAY	1
#define HEUR_LONGEST		2

typedef struct {
  char **arr;
  size_t *siz;
#ifdef TRE_WCHAR
  tre_char_t **warr;
  size_t *wsiz;
#endif
  fastmatch_t **heurs;
  ssize_t tlen;
  int type;
} heur_t;

extern int tre_proc_heur(heur_t *h, const tre_char_t *regex,
			 size_t len, int cflags);
extern void tre_free_heur(heur_t *h);

#endif	/* TRE_HEURISTIC_H */