1/*	$NetBSD: log.h,v 1.2 2013/11/22 15:52:05 christos Exp $	*/
2/*-
3 * Copyright (c) 1992, 1993, 1994
4 *	The Regents of the University of California.  All rights reserved.
5 * Copyright (c) 1992, 1993, 1994, 1995, 1996
6 *	Keith Bostic.  All rights reserved.
7 *
8 * See the LICENSE file for redistribution information.
9 *
10 *	Id: log.h,v 10.4 2002/06/08 21:00:33 skimo Exp  (Berkeley) Date: 2002/06/08 21:00:33
11 */
12
13#define	LOG_NOTYPE		0
14#define	LOG_CURSOR_INIT		2
15#define	LOG_CURSOR_END		3
16#define	LOG_LINE_APPEND_B	4
17#define	LOG_LINE_APPEND_F	5
18#define	LOG_LINE_DELETE_B	6
19#define	LOG_LINE_DELETE_F	7
20#define	LOG_LINE_RESET_B	8
21#define	LOG_LINE_RESET_F	9
22#define	LOG_MARK		10
23
24typedef enum { UNDO_FORWARD, UNDO_BACKWARD, UNDO_SETLINE } undo_t;
25
26struct _log_state {
27	int	didop;
28	MARK	pos;
29	undo_t	undo;
30};
31