menuutils.c revision 1.5 
1/*	$NetBSD: menuutils.c,v 1.5 2016/06/05 13:33:03 maxv Exp $	*/
2
3/*
4 * Copyright (c) 1996, 1997
5 * 	Matthias Drochner.  All rights reserved.
6 * Copyright (c) 1996, 1997
7 * 	Perry E. Metzger.  All rights reserved.
8 * Copyright (c) 1997
9 *	Jason R. Thorpe.  All rights reserved
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 *    must display the following acknowledgements:
21 *	This product includes software developed for the NetBSD Project
22 *	by Matthias Drochner.
23 *	This product includes software developed for the NetBSD Project
24 *	by Perry E. Metzger.
25 * 4. The names of the authors may not be used to endorse or promote products
26 *    derived from this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
29 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
30 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
31 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
32 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
33 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
37 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 */
39
40#include <lib/libkern/libkern.h>
41#include <lib/libsa/stand.h>
42
43#include "libi386.h"
44
45void
46docommand(char *arg)
47{
48	char *options;
49	int i;
50
51	options = gettrailer(arg);
52
53	for (i = 0; commands[i].c_name != NULL; i++) {
54		if (strcmp(arg, commands[i].c_name) == 0) {
55			(*commands[i].c_fn)(options);
56			return;
57		}
58	}
59
60	printf("unknown command\n");
61	command_help(NULL);
62}
63
64__dead void
65bootmenu(void)
66{
67	char input[80];
68
69	for (;;) {
70		char *c = input;
71
72		input[0] = '\0';
73		printf("> ");
74		gets_s(input, sizeof(input));
75
76		/*
77		 * Skip leading whitespace.
78		 */
79		while (*c == ' ')
80			c++;
81		if (*c)
82			docommand(c);
83	}
84}
85