NetBSD/usr.sbin/wsconscfg/wsconscfg.c

157 lines
3.8 KiB
C

/* $NetBSD: wsconscfg.c,v 1.5 1999/11/10 16:34:58 drochner Exp $ */
/*
* Copyright (c) 1999
* Matthias Drochner. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project
* by Matthias Drochner.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <err.h>
#include <errno.h>
#include <dev/wscons/wsconsio.h>
#define DEFDEV "/dev/ttyEcfg"
static void usage __P((void));
int main __P((int, char**));
static void
usage()
{
extern char *__progname;
(void)fprintf(stderr,
"Usage: %s [-f wsdev] [-d [-F]] [-k] [-m] [-t type]"
"[-e emul] {vt | [kbd] | [mux]}\n", __progname);
exit(1);
}
int
main(argc, argv)
int argc;
char **argv;
{
char *wsdev;
int c, delete, kbd, idx, wsfd, res, mux;
struct wsdisplay_addscreendata asd;
struct wsdisplay_delscreendata dsd;
struct wsmux_device wmd;
wsdev = DEFDEV;
delete = 0;
kbd = 0;
mux = 0;
asd.screentype = 0;
asd.emul = 0;
dsd.flags = 0;
while ((c = getopt(argc, argv, "f:dkmt:e:F")) != -1) {
switch (c) {
case 'f':
wsdev = optarg;
break;
case 'd':
delete++;
break;
case 'k':
kbd++;
break;
case 'm':
mux++;
kbd++;
break;
case 't':
asd.screentype = optarg;
break;
case 'e':
asd.emul = optarg;
break;
case 'F':
dsd.flags |= WSDISPLAY_DELSCR_FORCE;
break;
case '?':
default:
usage();
break;
}
}
argc -= optind;
argv += optind;
if (kbd ? (argc > 1) : (argc != 1))
usage();
idx = -1;
if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
errx(1, "invalid index");
wsfd = open(wsdev, O_RDWR, 0);
if (wsfd < 0)
err(2, wsdev);
if (kbd) {
if (mux)
wmd.type = WSMUX_MUX;
else
wmd.type = WSMUX_KBD;
wmd.idx = idx;
if (delete) {
res = ioctl(wsfd, WSMUX_REMOVE_DEVICE, &wmd);
if (res < 0)
err(3, "WSMUX_REMOVE_DEVICE");
} else {
res = ioctl(wsfd, WSMUX_ADD_DEVICE, &wmd);
if (res < 0)
err(3, "WSMUX_ADD_DEVICE");
}
} else if (delete) {
dsd.idx = idx;
res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
if (res < 0)
err(3, "WSDISPLAYIO_DELSCREEN");
} else {
asd.idx = idx;
res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
if (res < 0) {
if (errno == EBUSY)
errx(3, "screen %d is already configured", idx);
else
err(3, "WSDISPLAYIO_ADDSCREEN");
}
}
return (0);
}