freebsd-skq/usr.sbin/pccard/pccardc/beep.c

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/*
* Copyright (c) 1995 Andrew McRae. 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. 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.
*/
/*
* Code cleanup, bug-fix and extension
* by Tatsumi Hosokawa <hosokawa@mt.cs.keio.ac.jp>
*/
#ifndef lint
static const char rcsid[] =
1999-08-28 01:35:59 +00:00
"$FreeBSD$";
#endif /* not lint */
#include <ctype.h>
#include <err.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <pccard/cardinfo.h>
int
beep_main(argc, argv)
int argc;
char *argv[];
{
int fd, newstat, valid = 1;
char name[64], *p;
if (argc != 2)
valid = 0;
if (valid) {
for (p = argv[1]; *p; p++) {
if (!isdigit(*p)) {
valid = 0;
break;
}
}
}
if (!valid)
errx(1, "Usage: %s beep newstat", argv[0]);
sscanf(argv[1], "%d", &newstat);
sprintf(name, CARD_DEVICE, 0);
fd = open(name, O_RDWR);
if (fd < 0)
err(1, "%s", name);
if (ioctl(fd, PIOCSBEEP, &newstat) < 0)
err(1, "ioctl (PIOCSBEEP)");
return 0;
}