Ultrix-3.1/src/cmd/sh5/hash.h

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/**********************************************************************
 *   Copyright (c) Digital Equipment Corporation 1984, 1985, 1986.    *
 *   All Rights Reserved. 					      *
 *   Reference "/usr/src/COPYRIGHT" for applicable restrictions.      *
 **********************************************************************/

/*
 * SCCSID: @(#)hash.h	3.0	4/22/86
 *	(System V)  hash.h  1.2
 */
/*
 *	UNIX shell
 *
 *	Bell Telephone Laboratories
 *
 */

#define		HASHZAP		0x03FF
#define		CDMARK		0x8000

#define		NOTFOUND		0x0000
#define		BUILTIN			0x0100
#define		FUNCTION		0x0200
#define		COMMAND			0x0400
#define		REL_COMMAND		0x0800
#define		PATH_COMMAND	0x1000
#define		DOT_COMMAND		0x8800		/* CDMARK | REL_COMMAND */

#define		hashtype(x)	(x & 0x1F00)
#define		hashdata(x)	(x & 0x00FF)


typedef struct entry
{
	char	*key;
	short	data;
	char	hits;
	char 	cost;
	struct entry	*next;
} ENTRY;

extern ENTRY	*hfind();
extern ENTRY	*henter();
extern int		hcreate();