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.
19 #include <sys/types.h>
25 char *cur_test_id = NULL;
28 extern void test_evfilt_read();
29 extern void test_evfilt_signal();
30 extern void test_evfilt_vnode();
31 extern void test_evfilt_timer();
32 extern void test_evfilt_proc();
34 extern void test_evfilt_user();
37 /* Checks if any events are pending, which is an error. */
42 struct timespec timeo;
45 puts("confirming that there are no events pending");
46 memset(&timeo, 0, sizeof(timeo));
47 nfds = kevent(kqfd, NULL, 0, &kev, 1, &timeo);
49 puts("\nUnexpected event:");
50 puts(kevent_to_str(&kev));
51 errx(1, "%d event(s) pending, but none expected:", nfds);
55 /* Retrieve a single kevent */
62 if ((kev = calloc(1, sizeof(*kev))) == NULL)
63 err(1, "out of memory");
65 nfds = kevent(kqfd, NULL, 0, kev, 1, NULL);
72 /* Retrieve a single kevent, specifying a maximum time to wait for it. */
74 kevent_get_timeout(int kqfd, int seconds)
78 struct timespec timeout = {seconds, 0};
80 if ((kev = calloc(1, sizeof(*kev))) == NULL)
81 err(1, "out of memory");
83 nfds = kevent(kqfd, NULL, 0, kev, 1, &timeout);
86 } else if (nfds == 0) {
95 kevent_fflags_dump(struct kevent *kev)
99 #define KEVFFL_DUMP(attrib) \
100 if (kev->fflags & attrib) \
101 strncat(buf, #attrib" ", 64);
103 if ((buf = calloc(1, 1024)) == NULL)
106 /* Not every filter has meaningful fflags */
107 if (kev->filter == EVFILT_PROC) {
108 snprintf(buf, 1024, "fflags = %x (", kev->fflags);
109 KEVFFL_DUMP(NOTE_EXIT);
110 KEVFFL_DUMP(NOTE_FORK);
111 KEVFFL_DUMP(NOTE_EXEC);
112 KEVFFL_DUMP(NOTE_CHILD);
113 KEVFFL_DUMP(NOTE_TRACKERR);
114 KEVFFL_DUMP(NOTE_TRACK);
115 buf[strlen(buf) - 1] = ')';
116 } else if (kev->filter == EVFILT_VNODE) {
117 snprintf(buf, 1024, "fflags = %x (", kev->fflags);
118 KEVFFL_DUMP(NOTE_DELETE);
119 KEVFFL_DUMP(NOTE_WRITE);
120 KEVFFL_DUMP(NOTE_EXTEND);
121 #if HAVE_NOTE_TRUNCATE
122 KEVFFL_DUMP(NOTE_TRUNCATE);
124 KEVFFL_DUMP(NOTE_ATTRIB);
125 KEVFFL_DUMP(NOTE_LINK);
126 KEVFFL_DUMP(NOTE_RENAME);
128 KEVFFL_DUMP(NOTE_REVOKE);
130 buf[strlen(buf) - 1] = ')';
132 snprintf(buf, 1024, "fflags = %x", kev->fflags);
139 kevent_flags_dump(struct kevent *kev)
143 #define KEVFL_DUMP(attrib) \
144 if (kev->flags & attrib) \
145 strncat(buf, #attrib" ", 64);
147 if ((buf = calloc(1, 1024)) == NULL)
150 snprintf(buf, 1024, "flags = %d (", kev->flags);
152 KEVFL_DUMP(EV_ENABLE);
153 KEVFL_DUMP(EV_DISABLE);
154 KEVFL_DUMP(EV_DELETE);
155 KEVFL_DUMP(EV_ONESHOT);
156 KEVFL_DUMP(EV_CLEAR);
158 KEVFL_DUMP(EV_ERROR);
160 KEVFL_DUMP(EV_DISPATCH);
163 KEVFL_DUMP(EV_RECEIPT);
165 buf[strlen(buf) - 1] = ')';
170 /* Copied from ../kevent.c kevent_dump() and improved */
172 kevent_to_str(struct kevent *kev)
176 snprintf(&buf[0], sizeof(buf),
177 "[ident=%d, filter=%d, %s, %s, data=%d, udata=%p]",
180 kevent_flags_dump(kev),
181 kevent_fflags_dump(kev),
185 return (strdup(buf));
189 kevent_add(int kqfd, struct kevent *kev,
197 EV_SET(kev, ident, filter, flags, fflags, data, NULL);
198 if (kevent(kqfd, kev, 1, NULL, 0, NULL) < 0) {
199 printf("Unable to add the following kevent:\n%s\n",
201 err(1, "kevent(): %s", strerror(errno));
206 kevent_cmp(struct kevent *k1, struct kevent *k2)
209 Workaround for inconsistent implementation of kevent(2)
212 if (k1->flags & EV_ADD)
215 if (memcmp(k1, k2, sizeof(*k1)) != 0) {
216 printf("kevent_cmp: mismatch:\n %s !=\n %s\n",
217 kevent_to_str(k1), kevent_to_str(k2));
223 test_begin(const char *func)
227 cur_test_id = strdup(func);
229 err(1, "strdup failed");
231 printf("\n\nTest %d: %s\n", testnum++, func);
237 printf("%-70s %s\n", cur_test_id, "passed");
245 test_begin("kqueue()");
246 if ((kqfd = kqueue()) < 0)
253 test_kqueue_close(void)
255 test_begin("close(kq)");
262 main(int argc, char **argv)
272 /* XXX-FIXME temporary */
277 if (strcmp(argv[0], "--no-proc") == 0)
279 if (strcmp(argv[0], "--no-socket") == 0)
281 if (strcmp(argv[0], "--no-timer") == 0)
283 if (strcmp(argv[0], "--no-signal") == 0)
285 if (strcmp(argv[0], "--no-vnode") == 0)
287 if (strcmp(argv[0], "--no-user") == 0)
294 * Some tests fork. If output is fully buffered,
295 * the children inherit some buffered data and flush
296 * it when they exit, causing some data to be printed twice.
297 * Use line buffering to avoid this problem.
308 test_evfilt_signal();
321 "+OK All %d tests completed.\n", testnum - 1);