2 * Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
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.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #include <sys/types.h>
34 #include <sys/ioctl.h>
41 #define TXT "Hello, world!"
59 char buf[512], slname[1025];
62 for (i = 0; i < 32; i++) {
63 if (openpty(&m[i], &s[i], slname, NULL, NULL) == -1)
66 for (i = 0; i < 32; i++) {
71 for (i = 0; i < 1024; i++) {
72 if (openpty(&m[0], &s[0], slname, NULL, NULL) == -1)
78 for (i = 0; i < 10 && done_testing == 0; i++) {
79 if (openpty(&master, &slave, slname, NULL, NULL) == -1)
82 if (close(master) == -1)
83 err(1, "close(master)");
84 if (close(slave) == -1)
85 err(1, "close(%s)", slname);
87 if (close(slave) == -1)
88 err(1, "close(%s)", slname);
89 if (close(master) == -1)
90 err(1, "close(master)");
94 if (openpty(&master, &slave, slname, NULL, NULL) == -1)
96 if (tcgetattr(slave, &tios) < 0)
97 err(1, "tcgetattr(%s)", slname);
99 if (tcsetattr(slave, TCSAFLUSH, &tios) < 0)
100 err(1, "tcsetattr(%s)", slname);
102 for (i = 0; i < 64 && done_testing == 0; i++) {
103 if (write(master, TXT, sizeof(TXT)) == -1)
105 if (read(slave, buf, sizeof(TXT)) == -1)
106 err(1, "read(%s)", slname);