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Commit | Line | Data |
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a1260d92 UD |
1 | #include <errno.h> |
2 | #include <pthread.h> | |
3 | #include <stdio.h> | |
4 | #include <stdlib.h> | |
5 | #include <string.h> | |
6 | #include <unistd.h> | |
7 | #include <sys/wait.h> | |
8 | ||
9 | ||
10 | static pid_t pid; | |
11 | ||
12 | static void * | |
13 | pid_thread (void *arg) | |
14 | { | |
15 | if (pid != getpid ()) | |
16 | { | |
17 | printf ("pid wrong in thread: should be %d, is %d\n", | |
18 | (int) pid, (int) getpid ()); | |
19 | return (void *) 1L; | |
20 | } | |
21 | ||
22 | return NULL; | |
23 | } | |
24 | ||
25 | static int | |
26 | do_test (void) | |
27 | { | |
28 | pid = getpid (); | |
29 | ||
30 | pthread_t thr; | |
31 | int ret = pthread_create (&thr, NULL, pid_thread, NULL); | |
32 | if (ret) | |
33 | { | |
34 | printf ("pthread_create failed: %d\n", ret); | |
35 | return 1; | |
36 | } | |
37 | ||
38 | void *thr_ret; | |
39 | ret = pthread_join (thr, &thr_ret); | |
40 | if (ret) | |
41 | { | |
42 | printf ("pthread_create failed: %d\n", ret); | |
43 | return 1; | |
44 | } | |
45 | else if (thr_ret) | |
46 | { | |
47 | printf ("thread getpid failed\n"); | |
48 | return 1; | |
49 | } | |
50 | ||
51 | pid_t child = fork (); | |
52 | if (child == -1) | |
53 | { | |
54 | printf ("fork failed: %m\n"); | |
55 | return 1; | |
56 | } | |
57 | else if (child == 0) | |
58 | { | |
59 | if (pid == getpid ()) | |
60 | { | |
61 | puts ("pid did not change after fork"); | |
62 | exit (1); | |
63 | } | |
64 | ||
65 | pid = getpid (); | |
66 | ret = pthread_create (&thr, NULL, pid_thread, NULL); | |
67 | if (ret) | |
68 | { | |
69 | printf ("pthread_create failed: %d\n", ret); | |
70 | return 1; | |
71 | } | |
72 | ||
73 | ret = pthread_join (thr, &thr_ret); | |
74 | if (ret) | |
75 | { | |
76 | printf ("pthread_create failed: %d\n", ret); | |
77 | return 1; | |
78 | } | |
79 | else if (thr_ret) | |
80 | { | |
81 | printf ("thread getpid failed\n"); | |
82 | return 1; | |
83 | } | |
84 | ||
85 | return 0; | |
86 | } | |
87 | ||
88 | int status; | |
89 | if (TEMP_FAILURE_RETRY (waitpid (child, &status, 0)) != child) | |
90 | { | |
91 | puts ("waitpid failed"); | |
92 | kill (child, SIGKILL); | |
93 | return 1; | |
94 | } | |
95 | ||
96 | if (!WIFEXITED (status)) | |
97 | { | |
98 | if (WIFSIGNALED (status)) | |
99 | printf ("died from signal %s\n", strsignal (WTERMSIG (status))); | |
100 | else | |
101 | puts ("did not terminate correctly"); | |
102 | return 1; | |
103 | } | |
104 | if (WEXITSTATUS (status) != 0) | |
105 | { | |
106 | printf ("exit code %d\n", WEXITSTATUS (status)); | |
107 | return 1; | |
108 | } | |
109 | ||
110 | return 0; | |
111 | } | |
112 | ||
113 | #define TEST_FUNCTION do_test () | |
114 | #include "../test-skeleton.c" |