Warning: That file was not part of the compilation database. It may have many parsing errors.

1/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Roland McGrath <roland@redhat.com>, 2002.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include <pthread.h>
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <unistd.h>
25#include <sys/wait.h>
26
27static void *
28thread_function (void * arg)
29{
30 int i = (intptr_t) arg;
31 int status;
32 pid_t pid;
33 pid_t pid2;
34
35 pid = fork ();
36 switch (pid)
37 {
38 case 0:
39 printf ("%ld for %d\n", (long int) getpid (), i);
40 struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 * i };
41 nanosleep (&ts, NULL);
42 _exit (i);
43 break;
44 case -1:
45 printf ("fork: %m\n");
46 return (void *) 1l;
47 break;
48 }
49
50 pid2 = TEMP_FAILURE_RETRY (waitpid (pid, &status, 0));
51 if (pid2 != pid)
52 {
53 printf ("waitpid returned %ld, expected %ld\n",
54 (long int) pid2, (long int) pid);
55 return (void *) 1l;
56 }
57
58 printf ("%ld with %d, expected %d\n",
59 (long int) pid, WEXITSTATUS (status), i);
60
61 return WEXITSTATUS (status) == i ? NULL : (void *) 1l;
62}
63
64#define N 5
65static const int t[N] = { 7, 6, 5, 4, 3 };
66
67static int
68do_test (void)
69{
70 pthread_t th[N];
71 int i;
72 int result = 0;
73 pthread_attr_t at;
74
75 if (pthread_attr_init (&at) != 0)
76 {
77 puts ("attr_init failed");
78 return 1;
79 }
80
81 if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0)
82 {
83 puts ("attr_setstacksize failed");
84 return 1;
85 }
86
87 for (i = 0; i < N; ++i)
88 if (pthread_create (&th[i], NULL, thread_function,
89 (void *) (intptr_t) t[i]) != 0)
90 {
91 printf ("creation of thread %d failed\n", i);
92 exit (1);
93 }
94
95 if (pthread_attr_destroy (&at) != 0)
96 {
97 puts ("attr_destroy failed");
98 return 1;
99 }
100
101 for (i = 0; i < N; ++i)
102 {
103 void *v;
104 if (pthread_join (th[i], &v) != 0)
105 {
106 printf ("join of thread %d failed\n", i);
107 result = 1;
108 }
109 else if (v != NULL)
110 {
111 printf ("join %d successful, but child failed\n", i);
112 result = 1;
113 }
114 else
115 printf ("join %d successful\n", i);
116 }
117
118 return result;
119}
120
121#include <support/test-driver.c>
122

Warning: That file was not part of the compilation database. It may have many parsing errors.