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Fix a few bugs in argument processing.

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Submitted by:	Timo Kokkonen <tjko@jyu.fi>
This commit is contained in:
Paul Traina 1996-04-17 08:57:50 +00:00
parent 6562be49a5
commit 67060c5ae7
1 changed files with 39 additions and 3 deletions
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42
usr.sbin/qcamcontrol/qcamcontrol.c
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@ -1,9 +1,45 @@
/*
* QuickCam(TM) driver control program.
* Copyright (c) 1996, Paul Traina.
*
* QuickCam(TM) is a registered trademark of Connectix Inc.
* Use this driver at your own risk, it is not warranted by
* Connectix or the authors.
*
* 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
* in this position and unchanged.
* 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 withough 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 <stdlib.h>
#include <sys/fcntl.h>
#include <sys/ioctl.h>
#include <machine/qcam.h>
#ifdef LINUX
#include <getopt.h>
#endif
void print_data(struct qcam *data)
{
fprintf(stderr, "version=%d, (%d,%d) at (%d,%d) @%dbpp "
@ -47,7 +83,7 @@ main(int argc, char **argv)
x_size = y_size = zoom = depth = brightness = whitebalance =
contrast = exposure = -1;
while ((opt = getopt(argc, argv, "p:x:y:z:d:b;w:c:e:")) != EOF) {
while ((opt = getopt(argc, argv, "p:x:y:z:d:b:w:c:e:")) != EOF) {
switch (opt) {
case 'p':
port = optarg;
@ -122,9 +158,9 @@ main(int argc, char **argv)
default:
usage();
}
argc--;
argv++;
}
argc -= optind;
argv += optind;
/* open device */
if ((fd = open(port, O_RDONLY)) < 0) {