2 * Copyright (c) 1989, 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 static char const copyright[] =
33 "@(#) Copyright (c) 1989, 1991, 1993, 1994\n\
34 The Regents of the University of California. All rights reserved.\n";
38 static char sccsid[] = "@(#)stty.c 8.3 (Berkeley) 4/2/94";
41 #include <sys/cdefs.h>
42 __FBSDID("$FreeBSD$");
44 #include <sys/types.h>
59 main(int argc, char *argv[])
64 const char *file, *errstr = NULL;
71 while (optind < argc &&
72 strspn(argv[optind], "-aefg") == strlen(argv[optind]) &&
73 (ch = getopt(argc, argv, "aef:g")) != -1)
75 case 'a': /* undocumented: POSIX compatibility */
82 if ((i.fd = open(optarg, O_RDONLY | O_NONBLOCK)) < 0)
97 if (tcgetattr(i.fd, &i.t) < 0)
98 errx(1, "%s isn't a terminal", file);
99 if (ioctl(i.fd, TIOCGETD, &i.ldisc) < 0)
101 if (ioctl(i.fd, TIOCGWINSZ, &i.win) < 0)
104 checkredirect(); /* conversion aid */
113 print(&i.t, &i.win, i.ldisc, fmt);
116 gprint(&i.t, &i.win, i.ldisc);
120 for (i.set = i.wset = 0; *argv; ++argv) {
121 if (ksearch(&argv, &i))
124 if (csearch(&argv, &i))
127 if (msearch(&argv, &i))
130 if (isdigit(**argv)) {
133 speed = strtonum(*argv, 0, UINT_MAX, &errstr);
136 cfsetospeed(&i.t, speed);
137 cfsetispeed(&i.t, speed);
142 if (!strncmp(*argv, "gfmt1", sizeof("gfmt1") - 1)) {
143 gread(&i.t, *argv + sizeof("gfmt1") - 1);
148 warnx("illegal option -- %s", *argv);
152 if (i.set && tcsetattr(i.fd, 0, &i.t) < 0)
154 if (i.wset && ioctl(i.fd, TIOCSWINSZ, &i.win) < 0)
163 (void)fprintf(stderr,
164 "usage: stty [-a | -e | -g] [-f file] [arguments]\n");