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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/regress/lib/libc/sys/t_poll.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/regress/lib/libc/sys/t_poll.c')
-rw-r--r-- | src/regress/lib/libc/sys/t_poll.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/src/regress/lib/libc/sys/t_poll.c b/src/regress/lib/libc/sys/t_poll.c deleted file mode 100644 index 345b6c7ad0..0000000000 --- a/src/regress/lib/libc/sys/t_poll.c +++ /dev/null | |||
@@ -1,247 +0,0 @@ | |||
1 | /* $OpenBSD: t_poll.c,v 1.3 2022/05/28 18:39:39 mbuhl Exp $ */ | ||
2 | /* $NetBSD: t_poll.c,v 1.4 2020/07/17 15:34:16 kamil Exp $ */ | ||
3 | |||
4 | /*- | ||
5 | * Copyright (c) 2011 The NetBSD Foundation, Inc. | ||
6 | * All rights reserved. | ||
7 | * | ||
8 | * This code is derived from software contributed to The NetBSD Foundation | ||
9 | * by Matthias Scheler. | ||
10 | * | ||
11 | * Redistribution and use in source and binary forms, with or without | ||
12 | * modification, are permitted provided that the following conditions | ||
13 | * are met: | ||
14 | * 1. Redistributions of source code must retain the above copyright | ||
15 | * notice, this list of conditions and the following disclaimer. | ||
16 | * 2. Redistributions in binary form must reproduce the above copyright | ||
17 | * notice, this list of conditions and the following disclaimer in the | ||
18 | * documentation and/or other materials provided with the distribution. | ||
19 | * | ||
20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS | ||
21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | ||
22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | ||
24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
30 | * POSSIBILITY OF SUCH DAMAGE. | ||
31 | */ | ||
32 | |||
33 | #include "macros.h" | ||
34 | |||
35 | #include <sys/time.h> | ||
36 | #include <sys/wait.h> | ||
37 | |||
38 | #include "atf-c.h" | ||
39 | #include <errno.h> | ||
40 | #include <fcntl.h> | ||
41 | #include <paths.h> | ||
42 | #include <poll.h> | ||
43 | #include <stdio.h> | ||
44 | #include <signal.h> | ||
45 | #include <unistd.h> | ||
46 | |||
47 | static int desc; | ||
48 | |||
49 | static void | ||
50 | child1(void) | ||
51 | { | ||
52 | struct pollfd pfd; | ||
53 | |||
54 | pfd.fd = desc; | ||
55 | pfd.events = POLLIN | POLLHUP | POLLOUT; | ||
56 | |||
57 | (void)poll(&pfd, 1, 2000); | ||
58 | (void)printf("child1 exit\n"); | ||
59 | } | ||
60 | |||
61 | static void | ||
62 | child2(void) | ||
63 | { | ||
64 | struct pollfd pfd; | ||
65 | |||
66 | pfd.fd = desc; | ||
67 | pfd.events = POLLIN | POLLHUP | POLLOUT; | ||
68 | |||
69 | (void)sleep(1); | ||
70 | (void)poll(&pfd, 1, INFTIM); | ||
71 | (void)printf("child2 exit\n"); | ||
72 | } | ||
73 | |||
74 | static void | ||
75 | child3(void) | ||
76 | { | ||
77 | struct pollfd pfd; | ||
78 | |||
79 | (void)sleep(5); | ||
80 | |||
81 | pfd.fd = desc; | ||
82 | pfd.events = POLLIN | POLLHUP | POLLOUT; | ||
83 | |||
84 | (void)poll(&pfd, 1, INFTIM); | ||
85 | (void)printf("child3 exit\n"); | ||
86 | } | ||
87 | |||
88 | ATF_TC(3way); | ||
89 | ATF_TC_HEAD(3way, tc) | ||
90 | { | ||
91 | atf_tc_set_md_var(tc, "timeout", "15"); | ||
92 | atf_tc_set_md_var(tc, "descr", | ||
93 | "Check for 3-way collision for descriptor. First child comes " | ||
94 | "and polls on descriptor, second child comes and polls, first " | ||
95 | "child times out and exits, third child comes and polls. When " | ||
96 | "the wakeup event happens, the two remaining children should " | ||
97 | "both be awaken. (kern/17517)"); | ||
98 | } | ||
99 | |||
100 | ATF_TC_BODY(3way, tc) | ||
101 | { | ||
102 | int pf[2]; | ||
103 | int status, i; | ||
104 | pid_t pid; | ||
105 | |||
106 | pipe(pf); | ||
107 | desc = pf[0]; | ||
108 | |||
109 | pid = fork(); | ||
110 | ATF_REQUIRE(pid >= 0); | ||
111 | |||
112 | if (pid == 0) { | ||
113 | (void)close(pf[1]); | ||
114 | child1(); | ||
115 | _exit(0); | ||
116 | /* NOTREACHED */ | ||
117 | } | ||
118 | |||
119 | pid = fork(); | ||
120 | ATF_REQUIRE(pid >= 0); | ||
121 | |||
122 | if (pid == 0) { | ||
123 | (void)close(pf[1]); | ||
124 | child2(); | ||
125 | _exit(0); | ||
126 | /* NOTREACHED */ | ||
127 | } | ||
128 | |||
129 | pid = fork(); | ||
130 | ATF_REQUIRE( pid >= 0); | ||
131 | |||
132 | if (pid == 0) { | ||
133 | (void)close(pf[1]); | ||
134 | child3(); | ||
135 | _exit(0); | ||
136 | /* NOTREACHED */ | ||
137 | } | ||
138 | |||
139 | (void)sleep(10); | ||
140 | |||
141 | (void)printf("parent write\n"); | ||
142 | |||
143 | ATF_REQUIRE(write(pf[1], "konec\n", 6) == 6); | ||
144 | |||
145 | for(i = 0; i < 3; ++i) | ||
146 | (void)wait(&status); | ||
147 | |||
148 | (void)printf("parent terminated\n"); | ||
149 | } | ||
150 | |||
151 | ATF_TC(basic); | ||
152 | ATF_TC_HEAD(basic, tc) | ||
153 | { | ||
154 | atf_tc_set_md_var(tc, "timeout", "10"); | ||
155 | atf_tc_set_md_var(tc, "descr", | ||
156 | "Basis functionality test for poll(2)"); | ||
157 | } | ||
158 | |||
159 | ATF_TC_BODY(basic, tc) | ||
160 | { | ||
161 | int fds[2]; | ||
162 | struct pollfd pfds[2]; | ||
163 | int ret; | ||
164 | |||
165 | ATF_REQUIRE_EQ(pipe(fds), 0); | ||
166 | |||
167 | pfds[0].fd = fds[0]; | ||
168 | pfds[0].events = POLLIN; | ||
169 | pfds[1].fd = fds[1]; | ||
170 | pfds[1].events = POLLOUT; | ||
171 | |||
172 | /* | ||
173 | * Check that we get a timeout waiting for data on the read end | ||
174 | * of our pipe. | ||
175 | */ | ||
176 | pfds[0].revents = -1; | ||
177 | pfds[1].revents = -1; | ||
178 | ret = poll(&pfds[0], 1, 1); | ||
179 | ATF_REQUIRE_EQ_MSG(ret, 0, "got: %d", ret); | ||
180 | ATF_REQUIRE_EQ_MSG(pfds[0].revents, 0, "got: %d", pfds[0].revents); | ||
181 | ATF_REQUIRE_EQ_MSG(pfds[1].revents, -1, "got: %d", pfds[1].revents); | ||
182 | |||
183 | /* Check that the write end of the pipe as reported as ready. */ | ||
184 | pfds[0].revents = -1; | ||
185 | pfds[1].revents = -1; | ||
186 | ret = poll(&pfds[1], 1, 1); | ||
187 | ATF_REQUIRE_EQ_MSG(ret, 1, "got: %d", ret); | ||
188 | ATF_REQUIRE_EQ_MSG(pfds[0].revents, -1, "got: %d", pfds[0].revents); | ||
189 | ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d",\ | ||
190 | pfds[1].revents); | ||
191 | |||
192 | /* Check that only the write end of the pipe as reported as ready. */ | ||
193 | pfds[0].revents = -1; | ||
194 | pfds[1].revents = -1; | ||
195 | ret = poll(pfds, 2, 1); | ||
196 | ATF_REQUIRE_EQ_MSG(ret, 1, "got: %d", ret); | ||
197 | ATF_REQUIRE_EQ_MSG(pfds[0].revents, 0, "got: %d", pfds[0].revents); | ||
198 | ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d", | ||
199 | pfds[1].revents); | ||
200 | |||
201 | /* Write data to our pipe. */ | ||
202 | ATF_REQUIRE_EQ(write(fds[1], "", 1), 1); | ||
203 | |||
204 | /* Check that both ends of our pipe are reported as ready. */ | ||
205 | pfds[0].revents = -1; | ||
206 | pfds[1].revents = -1; | ||
207 | ret = poll(pfds, 2, 1); | ||
208 | ATF_REQUIRE_EQ_MSG(ret, 2, "got: %d", ret); | ||
209 | ATF_REQUIRE_EQ_MSG(pfds[0].revents, POLLIN, "got: %d", | ||
210 | pfds[0].revents); | ||
211 | ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d", | ||
212 | pfds[1].revents); | ||
213 | |||
214 | ATF_REQUIRE_EQ(close(fds[0]), 0); | ||
215 | ATF_REQUIRE_EQ(close(fds[1]), 0); | ||
216 | } | ||
217 | |||
218 | ATF_TC(err); | ||
219 | ATF_TC_HEAD(err, tc) | ||
220 | { | ||
221 | atf_tc_set_md_var(tc, "descr", "Check errors from poll(2)"); | ||
222 | } | ||
223 | |||
224 | ATF_TC_BODY(err, tc) | ||
225 | { | ||
226 | struct pollfd pfd; | ||
227 | int fd = 0; | ||
228 | |||
229 | pfd.fd = fd; | ||
230 | pfd.events = POLLIN; | ||
231 | |||
232 | errno = 0; | ||
233 | ATF_REQUIRE_ERRNO(EFAULT, poll((struct pollfd *)-1, 1, -1) == -1); | ||
234 | |||
235 | errno = 0; | ||
236 | ATF_REQUIRE_ERRNO(EINVAL, poll(&pfd, 1, -2) == -1); | ||
237 | } | ||
238 | |||
239 | ATF_TP_ADD_TCS(tp) | ||
240 | { | ||
241 | |||
242 | ATF_TP_ADD_TC(tp, 3way); | ||
243 | ATF_TP_ADD_TC(tp, basic); | ||
244 | ATF_TP_ADD_TC(tp, err); | ||
245 | |||
246 | return atf_no_error(); | ||
247 | } | ||