1 /*
2  * Copyright (C) 2020 The Android Open Source Project
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  *  * Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <gtest/gtest.h>
30 
31 #include <sys/wait.h>
32 
TEST(sys_wait,waitid)33 TEST(sys_wait, waitid) {
34   pid_t pid = fork();
35   ASSERT_NE(pid, -1);
36 
37   if (pid == 0) _exit(66);
38 
39   siginfo_t si = {};
40   ASSERT_EQ(0, waitid(P_PID, pid, &si, WEXITED));
41   ASSERT_EQ(pid, si.si_pid);
42   ASSERT_EQ(66, si.si_status);
43   ASSERT_EQ(CLD_EXITED, si.si_code);
44 }
45 
46 // https://github.com/android/ndk/issues/1878
TEST(sys_wait,macros)47 TEST(sys_wait, macros) {
48 #if defined(__GLIBC__)
49   // glibc before 2016 requires an lvalue.
50 #else
51   ASSERT_FALSE(WIFEXITED(0x7f));
52   ASSERT_TRUE(WIFSTOPPED(0x7f));
53   ASSERT_FALSE(WIFCONTINUED(0x7f));
54 
55   ASSERT_TRUE(WIFEXITED(0x80));
56   ASSERT_FALSE(WIFSTOPPED(0x80));
57   ASSERT_FALSE(WIFCONTINUED(0x80));
58 
59   ASSERT_FALSE(WIFEXITED(0xffff));
60   ASSERT_FALSE(WIFSTOPPED(0xffff));
61   ASSERT_TRUE(WIFCONTINUED(0xffff));
62 #endif
63 }
64