2 * Copyright (c) 2009 Mark Heily <mark@heily.com>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
26 static int sigusr1_caught = 0;
31 sig_handler(int signum)
42 /* Create a child that waits to be killed and then exits */
46 if (fstat(kqfd, &s) != -1)
47 errx(1, "kqueue inherited across fork! (%s() at %s:%d)",
48 __func__, __FILE__, __LINE__);
53 printf(" -- child created (pid %d)\n", (int) pid);
55 test_begin("kevent(EVFILT_PROC, EV_ADD)");
58 kevent_add(kqfd, &kev, pid, EVFILT_PROC, EV_ADD, 0, 0, NULL);
63 test_begin("kevent(EVFILT_PROC, EV_DELETE)");
67 kevent_add(kqfd, &kev, pid, EVFILT_PROC, EV_DELETE, 0, 0, NULL);
68 if (kill(pid, SIGKILL) < 0)
84 test_begin("kevent(EVFILT_PROC, wait)");
86 /* Create a child that waits to be killed and then exits */
90 printf(" -- child caught signal, exiting\n");
93 printf(" -- child created (pid %d)\n", (int) pid);
96 kevent_add(kqfd, &kev, pid, EVFILT_PROC, EV_ADD, 0, 0, NULL);
98 /* Cause the child to exit, then retrieve the event */
99 printf(" -- killing process %d\n", (int) pid);
100 if (kill(pid, SIGUSR1) < 0)
102 kevent_cmp(&kev, kevent_get(kqfd));
109 test_kevent_signal_disable(void)
111 const char *test_id = "kevent(EVFILT_SIGNAL, EV_DISABLE)";
116 EV_SET(&kev, SIGUSR1, EVFILT_SIGNAL, EV_DISABLE, 0, 0, NULL);
117 if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
118 err(1, "%s", test_id);
120 /* Block SIGUSR1, then send it to ourselves */
123 sigaddset(&mask, SIGUSR1);
124 if (sigprocmask(SIG_BLOCK, &mask, NULL) == -1)
125 err(1, "sigprocmask");
126 if (kill(getpid(), SIGKILL) < 0)
135 test_kevent_signal_enable(void)
137 const char *test_id = "kevent(EVFILT_SIGNAL, EV_ENABLE)";
142 EV_SET(&kev, SIGUSR1, EVFILT_SIGNAL, EV_ENABLE, 0, 0, NULL);
143 if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
144 err(1, "%s", test_id);
146 /* Block SIGUSR1, then send it to ourselves */
149 sigaddset(&mask, SIGUSR1);
150 if (sigprocmask(SIG_BLOCK, &mask, NULL) == -1)
151 err(1, "sigprocmask");
152 if (kill(getpid(), SIGUSR1) < 0)
155 kev.flags = EV_ADD | EV_CLEAR;
157 kev.data = 1; /* WORKAROUND */
159 kev.data = 2; // one extra time from test_kevent_signal_disable()
161 kevent_cmp(&kev, kevent_get(kqfd));
163 /* Delete the watch */
164 kev.flags = EV_DELETE;
165 if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
166 err(1, "%s", test_id);
172 test_kevent_signal_del(void)
174 const char *test_id = "kevent(EVFILT_SIGNAL, EV_DELETE)";
179 /* Delete the kevent */
180 EV_SET(&kev, SIGUSR1, EVFILT_SIGNAL, EV_DELETE, 0, 0, NULL);
181 if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
182 err(1, "%s", test_id);
184 /* Block SIGUSR1, then send it to ourselves */
187 sigaddset(&mask, SIGUSR1);
188 if (sigprocmask(SIG_BLOCK, &mask, NULL) == -1)
189 err(1, "sigprocmask");
190 if (kill(getpid(), SIGUSR1) < 0)
198 test_kevent_signal_oneshot(void)
200 const char *test_id = "kevent(EVFILT_SIGNAL, EV_ONESHOT)";
205 EV_SET(&kev, SIGUSR1, EVFILT_SIGNAL, EV_ADD | EV_ONESHOT, 0, 0, NULL);
206 if (kevent(kqfd, &kev, 1, NULL, 0, NULL) < 0)
207 err(1, "%s", test_id);
209 /* Block SIGUSR1, then send it to ourselves */
212 sigaddset(&mask, SIGUSR1);
213 if (sigprocmask(SIG_BLOCK, &mask, NULL) == -1)
214 err(1, "sigprocmask");
215 if (kill(getpid(), SIGUSR1) < 0)
218 kev.flags |= EV_CLEAR;
220 kevent_cmp(&kev, kevent_get(kqfd));
222 /* Send another one and make sure we get no events */
223 if (kill(getpid(), SIGUSR1) < 0)
236 signal(SIGUSR1, sig_handler);
244 signal(SIGUSR1, SIG_DFL);
247 test_kevent_signal_add();
248 test_kevent_signal_del();
249 test_kevent_signal_get();
250 test_kevent_signal_disable();
251 test_kevent_signal_enable();
252 test_kevent_signal_oneshot();