1/*	$NetBSD: search.h,v 1.9 2009/12/30 22:37:40 christos Exp $	*/
2
3/*-
4 * Copyright (c) 1992, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Christos Zoulas of Cornell University.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)search.h	8.1 (Berkeley) 6/4/93
35 */
36
37/*
38 * el.search.h: Line and history searching utilities
39 */
40#ifndef _h_el_search
41#define	_h_el_search
42
43#include "histedit.h"
44
45typedef struct el_search_t {
46	Char	*patbuf;		/* The pattern buffer		*/
47	size_t	 patlen;		/* Length of the pattern buffer	*/
48	int	 patdir;		/* Direction of the last search	*/
49	int	 chadir;		/* Character search direction	*/
50	/*
51	 * 8519376: Use an unnamed union to force the size of el_search_t to
52	 * be the same, independent of the size of Char.
53	 */
54	union {
55	    Char	chacha;		/* Character we are looking for	*/
56	    wchar_t	dummy;
57	};
58	char	 chatflg;		/* 0 if f, 1 if t */
59} el_search_t;
60
61
62protected int		el_match(const Char *, const Char *);
63protected int		search_init(EditLine *);
64protected void		search_end(EditLine *);
65protected int		c_hmatch(EditLine *, const Char *);
66protected void		c_setpat(EditLine *);
67protected el_action_t	ce_inc_search(EditLine *, int);
68protected el_action_t	cv_search(EditLine *, int);
69protected el_action_t	ce_search_line(EditLine *, int);
70protected el_action_t	cv_repeat_srch(EditLine *, Int);
71protected el_action_t	cv_csearch(EditLine *, int, Int, int, int);
72
73#endif /* _h_el_search */
74