projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| a39ff7e2 A |
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 <darwintest.h> | |
| 31 | #include <signal.h> | |
| 32 | #include <unistd.h> | |
| 33 | ||
| 34 | T_DECL(waitpid_nohang, "FreeBSDarwin--waitpid_nohang") | |
| 35 | { | |
| 36 | pid_t child, pid; | |
| 37 | int status, r; | |
| 38 | siginfo_t siginfo; | |
| 39 | ||
| 40 | child = fork(); | |
| 41 | T_ASSERT_POSIX_SUCCESS(child, "child forked successfully"); | |
| 42 | if (child == 0) { | |
| 43 | sleep(10); | |
| 44 | _exit(1); | |
| 45 | } | |
| 46 | ||
| 47 | status = 42; | |
| 48 | pid = waitpid(child, &status, WNOHANG); | |
| 49 | T_ASSERT_POSIX_ZERO(pid, "waitpid call is successful"); | |
| 50 | T_EXPECT_EQ(status, 42, "status is unaffected as expected"); | |
| 51 | ||
| 52 | r = kill(child, SIGTERM); | |
| 53 | T_ASSERT_POSIX_ZERO(r, "signal sent successfully"); | |
| 54 | r = waitid(P_PID, (id_t)child, &siginfo, WEXITED | WNOWAIT); | |
| 55 | T_ASSERT_POSIX_SUCCESS(r, "waitid call successful"); | |
| 56 | ||
| 57 | status = -1; | |
| 58 | pid = waitpid(child, &status, WNOHANG); | |
| 59 | T_ASSERT_EQ(pid, child, "waitpid returns correct pid"); | |
| 60 | T_EXPECT_EQ(WIFSIGNALED(status), true, "child was signaled"); | |
| 61 | T_EXPECT_EQ(WTERMSIG(status), SIGTERM, "child was sent SIGTERM"); | |
| 62 | } |