wsconscfg.c revision 1.8 
1/* $NetBSD: wsconscfg.c,v 1.8 2001/02/19 23:22:49 cgd Exp $ */
2
3/*
4 * Copyright (c) 1999
5 *	Matthias Drochner.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed for the NetBSD Project
18 *	by Matthias Drochner.
19 * 4. The name of the author may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 */
34
35#include <stdio.h>
36#include <stdlib.h>
37#include <fcntl.h>
38#include <unistd.h>
39#include <sys/types.h>
40#include <sys/ioctl.h>
41#include <err.h>
42#include <errno.h>
43
44#include <dev/wscons/wsconsio.h>
45
46#define DEFDEV "/dev/ttyEcfg"
47
48static void usage __P((void));
49int main __P((int, char**));
50
51static void
52usage()
53{
54
55	(void)fprintf(stderr,
56		      "Usage: %s [-f wsdev] [-d [-F]] [-k] [-m] [-t type]"
57		      "[-e emul] {vt | [kbd] | [mux]}\n", getprogname());
58	exit(1);
59}
60
61int
62main(argc, argv)
63	int argc;
64	char **argv;
65{
66	char *wsdev;
67	int c, delete, kbd, idx, wsfd, res, mux;
68	struct wsdisplay_addscreendata asd;
69	struct wsdisplay_delscreendata dsd;
70	struct wsmux_device wmd;
71
72	wsdev = DEFDEV;
73	delete = 0;
74	kbd = 0;
75	mux = 0;
76	asd.screentype = 0;
77	asd.emul = 0;
78	dsd.flags = 0;
79
80	while ((c = getopt(argc, argv, "f:dkmt:e:F")) != -1) {
81		switch (c) {
82		case 'f':
83			wsdev = optarg;
84			break;
85		case 'd':
86			delete++;
87			break;
88		case 'k':
89			kbd++;
90			break;
91		case 'm':
92			mux++;
93			kbd++;
94			break;
95		case 't':
96			asd.screentype = optarg;
97			break;
98		case 'e':
99			asd.emul = optarg;
100			break;
101		case 'F':
102			dsd.flags |= WSDISPLAY_DELSCR_FORCE;
103			break;
104		case '?':
105		default:
106			usage();
107			break;
108		}
109	}
110	argc -= optind;
111	argv += optind;
112
113	if (kbd ? (argc > 1) : (argc != 1))
114		usage();
115
116	idx = -1;
117	if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
118		errx(1, "invalid index");
119
120	wsfd = open(wsdev, O_RDWR, 0);
121	if (wsfd < 0)
122		err(2, "%s", wsdev);
123
124	if (kbd) {
125		if (mux)
126			wmd.type = WSMUX_MUX;
127		else
128			wmd.type = WSMUX_KBD;
129		wmd.idx = idx;
130		if (delete) {
131			res = ioctl(wsfd, WSMUX_REMOVE_DEVICE, &wmd);
132			if (res < 0)
133				err(3, "WSMUX_REMOVE_DEVICE");
134		} else {
135			res = ioctl(wsfd, WSMUX_ADD_DEVICE, &wmd);
136			if (res < 0)
137				err(3, "WSMUX_ADD_DEVICE");
138		}
139	} else if (delete) {
140		dsd.idx = idx;
141		res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
142		if (res < 0)
143			err(3, "WSDISPLAYIO_DELSCREEN");
144	} else {
145		asd.idx = idx;
146		res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
147		if (res < 0) {
148			if (errno == EBUSY)
149				errx(3, "screen %d is already configured", idx);
150			else
151				err(3, "WSDISPLAYIO_ADDSCREEN");
152		}
153	}
154
155	return (0);
156}
157