1 /*-
2 * Copyright (c) 2016 Jilles Tjoelker
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
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
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 #include <sys/wait.h>
29
30 #include <atf-c.h>
31 #include <signal.h>
32 #include <unistd.h>
33
34 ATF_TC_WITHOUT_HEAD(waitpid_nohang);
ATF_TC_BODY(waitpid_nohang,tc)35 ATF_TC_BODY(waitpid_nohang, tc)
36 {
37 pid_t child, pid;
38 int status, r;
39
40 child = fork();
41 ATF_REQUIRE(child != -1);
42 if (child == 0) {
43 sleep(10);
44 _exit(1);
45 }
46
47 status = 42;
48 pid = waitpid(child, &status, WNOHANG);
49 ATF_REQUIRE(pid == 0);
50 ATF_CHECK(status == 42);
51
52 r = kill(child, SIGTERM);
53 ATF_REQUIRE(r == 0);
54 r = waitid(P_PID, child, NULL, WEXITED | WNOWAIT);
55 ATF_REQUIRE(r == 0);
56
57 status = -1;
58 pid = waitpid(child, &status, WNOHANG);
59 ATF_REQUIRE(pid == child);
60 ATF_CHECK(WIFSIGNALED(status) && WTERMSIG(status) == SIGTERM);
61 }
62
ATF_TP_ADD_TCS(tp)63 ATF_TP_ADD_TCS(tp)
64 {
65
66 ATF_TP_ADD_TC(tp, waitpid_nohang);
67 return (atf_no_error());
68 }
69