1
2 /*
3 * This file and its contents are supplied under the terms of the
4 * Common Development and Distribution License ("CDDL"), version 1.0.
5 * You may only use this file in accordance with the terms of version
6 * 1.0 of the CDDL.
7 *
8 * A full copy of the text of the CDDL should have accompanied this
9 * source. A copy of the CDDL is also available via the Internet at
10 * http://www.illumos.org/license/CDDL.
11 */
12
13 /*
14 * Copyright 2023 Oxide Computer Company
15 */
16
17 #include <stdlib.h>
18 #include <unistd.h>
19 #include <fcntl.h>
20 #include <sys/devpoll.h>
21
22 #include "common.h"
23
24 int
main(void)25 main(void)
26 {
27 sigset_t mask;
28
29 assert(sigemptyset(&mask) == 0);
30 int sigfd1 = signalfd(-1, &mask, 0);
31 int sigfd2 = signalfd(-1, &mask, 0);
32
33 if (sigfd1 == -1 || sigfd2 == -1) {
34 test_fail("unable to initialize signalfd resources");
35 }
36
37 int pfd = open("/dev/poll", O_RDWR);
38 if (pfd == -1) {
39 test_fail("unable to initialize devpoll resource");
40 }
41
42 struct pollfd buf[2] = {
43 {
44 .fd = sigfd1,
45 .events = POLLIN,
46 },
47 {
48 .fd = sigfd2,
49 .events = POLLIN,
50 }
51 };
52 ssize_t wrote = write(pfd, buf, sizeof (buf));
53 if (wrote != sizeof (buf)) {
54 test_fail("unable to establish polling");
55 }
56
57 (void) close(sigfd1);
58 (void) close(sigfd2);
59 test_pass();
60 }
61