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freebsd/include/search.h
Mike Barcroft a23db95772 Fix various style(9) bugs:
o Source ID's in wrong location.
o Space used, instead of tab, after typedef.
o Unaligned function prototype for twalk().

Other changes:
o Add missing const qualifier in tfind().
o Add comment about missing functions.
2002-10-03 06:31:16 +00:00

59 lines
1.1 KiB
C

/*-
* Written by J.T. Conklin <jtc@netbsd.org>
* Public domain.
*
* $NetBSD: search.h,v 1.12 1999/02/22 10:34:28 christos Exp $
* $FreeBSD$
*/
#ifndef _SEARCH_H_
#define _SEARCH_H_
#include <sys/cdefs.h>
#include <sys/_types.h>
#ifndef _SIZE_T_DECLARED
typedef __size_t size_t;
#define _SIZE_T_DECLARED
#endif
typedef struct entry {
char *key;
void *data;
} ENTRY;
typedef enum {
FIND, ENTER
} ACTION;
typedef enum {
preorder,
postorder,
endorder,
leaf
} VISIT;
#ifdef _SEARCH_PRIVATE
typedef struct node {
char *key;
struct node *llink, *rlink;
} node_t;
#endif
__BEGIN_DECLS
int hcreate(size_t);
void hdestroy(void);
ENTRY *hsearch(ENTRY, ACTION);
void *tdelete(const void * __restrict, void ** __restrict,
int (*)(const void *, const void *));
void *tfind(const void *, void * const *,
int (*)(const void *, const void *));
void *tsearch(const void *, void **, int (*)(const void *, const void *));
void twalk(const void *, void (*)(const void *, VISIT, int));
/*
* XXX missing insque(), lsearch(), remque().
*/
__END_DECLS
#endif /* !_SEARCH_H_ */