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581c785b | 1 | /* Copyright (C) 2003-2022 Free Software Foundation, Inc. |
47202270 | 2 | This file is part of the GNU C Library. |
47202270 UD |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
47202270 UD |
17 | |
18 | #include <pthread.h> | |
19 | #include <signal.h> | |
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
22 | #include <unistd.h> | |
23 | ||
24 | ||
25 | static int nrunning = 1; | |
26 | ||
27 | ||
28 | static void | |
29 | final_test (void) | |
30 | { | |
31 | puts ("final_test has been called"); | |
32 | ||
33 | #define THE_SIGNAL SIGUSR1 | |
34 | kill (getpid (), SIGUSR1); | |
35 | } | |
36 | ||
37 | ||
38 | static void * | |
39 | tf (void *a) | |
40 | { | |
41 | if (pthread_join ((pthread_t) a, NULL) != 0) | |
42 | { | |
43 | printf ("join failed while %d are running\n", nrunning); | |
44 | _exit (1); | |
45 | } | |
46 | ||
47 | printf ("%2d left\n", --nrunning); | |
48 | ||
49 | return NULL; | |
50 | } | |
51 | ||
52 | ||
53 | int | |
54 | do_test (void) | |
55 | { | |
56 | #define N 20 | |
57 | pthread_t t[N]; | |
58 | pthread_t last = pthread_self (); | |
59 | int i; | |
60 | ||
61 | atexit (final_test); | |
62 | ||
63 | printf ("starting %d + 1 threads\n", N); | |
64 | for (i = 0; i < N; ++i) | |
65 | { | |
66 | if (pthread_create (&t[i], NULL, tf, (void *) last) != 0) | |
67 | { | |
68 | puts ("create failed"); | |
69 | _exit (1); | |
70 | } | |
71 | ||
72 | ++nrunning; | |
73 | ||
74 | last = t[i]; | |
75 | } | |
76 | ||
77 | printf ("%2d left\n", --nrunning); | |
78 | ||
79 | pthread_exit (NULL); | |
80 | } | |
81 | ||
82 | ||
83 | #define EXPECTED_SIGNAL THE_SIGNAL | |
84 | #define TEST_FUNCTION do_test () | |
85 | #include "../test-skeleton.c" |