165 lines
4.2 KiB
C
165 lines
4.2 KiB
C
/*-
|
|
* Copyright (c) 1989, 1991, 1993, 1994
|
|
* The Regents of the University of California. 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 by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
|
|
*
|
|
* $Id: stty.c,v 1.6 1995/07/04 08:16:30 bde Exp $
|
|
*/
|
|
|
|
#ifndef lint
|
|
static char const copyright[] =
|
|
"@(#) Copyright (c) 1989, 1991, 1993, 1994\n\
|
|
The Regents of the University of California. All rights reserved.\n";
|
|
#endif /* not lint */
|
|
|
|
#ifndef lint
|
|
static char const sccsid[] = "@(#)stty.c 8.3 (Berkeley) 4/2/94";
|
|
#endif /* not lint */
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <ctype.h>
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#include "stty.h"
|
|
#include "extern.h"
|
|
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
struct info i;
|
|
enum FMT fmt;
|
|
int ch;
|
|
|
|
fmt = NOTSET;
|
|
i.fd = STDIN_FILENO;
|
|
|
|
opterr = 0;
|
|
while (optind < argc &&
|
|
strspn(argv[optind], "-aefg") == strlen(argv[optind]) &&
|
|
(ch = getopt(argc, argv, "aef:g")) != EOF)
|
|
switch(ch) {
|
|
case 'a': /* undocumented: POSIX compatibility */
|
|
fmt = POSIX;
|
|
break;
|
|
case 'e':
|
|
fmt = BSD;
|
|
break;
|
|
case 'f':
|
|
if ((i.fd = open(optarg, O_RDONLY | O_NONBLOCK)) < 0)
|
|
err(1, "%s", optarg);
|
|
break;
|
|
case 'g':
|
|
fmt = GFLAG;
|
|
break;
|
|
case '?':
|
|
default:
|
|
goto args;
|
|
}
|
|
|
|
args: argc -= optind;
|
|
argv += optind;
|
|
|
|
if (tcgetattr(i.fd, &i.t) < 0)
|
|
errx(1, "stdin isn't a terminal");
|
|
if (ioctl(i.fd, TIOCGETD, &i.ldisc) < 0)
|
|
err(1, "TIOCGETD");
|
|
if (ioctl(i.fd, TIOCGWINSZ, &i.win) < 0)
|
|
warn("TIOCGWINSZ: %s\n", strerror(errno));
|
|
|
|
checkredirect(); /* conversion aid */
|
|
|
|
switch(fmt) {
|
|
case NOTSET:
|
|
if (*argv)
|
|
break;
|
|
/* FALLTHROUGH */
|
|
case BSD:
|
|
case POSIX:
|
|
print(&i.t, &i.win, i.ldisc, fmt);
|
|
break;
|
|
case GFLAG:
|
|
gprint(&i.t, &i.win, i.ldisc);
|
|
break;
|
|
}
|
|
|
|
for (i.set = i.wset = 0; *argv; ++argv) {
|
|
if (ksearch(&argv, &i))
|
|
continue;
|
|
|
|
if (csearch(&argv, &i))
|
|
continue;
|
|
|
|
if (msearch(&argv, &i))
|
|
continue;
|
|
|
|
if (isdigit(**argv)) {
|
|
int speed;
|
|
|
|
speed = atoi(*argv);
|
|
cfsetospeed(&i.t, speed);
|
|
cfsetispeed(&i.t, speed);
|
|
i.set = 1;
|
|
continue;
|
|
}
|
|
|
|
if (!strncmp(*argv, "gfmt1", sizeof("gfmt1") - 1)) {
|
|
gread(&i.t, *argv + sizeof("gfmt1") - 1);
|
|
i.set = 1;
|
|
continue;
|
|
}
|
|
|
|
warnx("illegal option -- %s", *argv);
|
|
usage();
|
|
}
|
|
|
|
if (i.set && tcsetattr(i.fd, 0, &i.t) < 0)
|
|
err(1, "tcsetattr");
|
|
if (i.wset && ioctl(i.fd, TIOCSWINSZ, &i.win) < 0)
|
|
warn("TIOCSWINSZ");
|
|
exit(0);
|
|
}
|
|
|
|
void
|
|
usage()
|
|
{
|
|
|
|
(void)fprintf(stderr, "usage: stty: [-a|-e|-g] [-f file] [options]\n");
|
|
exit (1);
|
|
}
|