lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 2003 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. |
| 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, write to the Free |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 18 | 02111-1307 USA. */ |
| 19 | |
| 20 | #include <pthread.h> |
| 21 | #include <signal.h> |
| 22 | #include <stdio.h> |
| 23 | #include <stdlib.h> |
| 24 | #include <unistd.h> |
| 25 | |
| 26 | |
| 27 | static int nrunning = 1; |
| 28 | |
| 29 | |
| 30 | static void |
| 31 | final_test (void) |
| 32 | { |
| 33 | puts ("final_test has been called"); |
| 34 | |
| 35 | #define THE_SIGNAL SIGUSR1 |
| 36 | kill (getpid (), SIGUSR1); |
| 37 | } |
| 38 | |
| 39 | |
| 40 | static void * |
| 41 | tf (void *a) |
| 42 | { |
| 43 | if (pthread_join ((pthread_t) a, NULL) != 0) |
| 44 | { |
| 45 | printf ("join failed while %d are running\n", nrunning); |
| 46 | _exit (1); |
| 47 | } |
| 48 | |
| 49 | printf ("%2d left\n", --nrunning); |
| 50 | |
| 51 | return NULL; |
| 52 | } |
| 53 | |
| 54 | |
| 55 | int |
| 56 | do_test (void) |
| 57 | { |
| 58 | #define N 20 |
| 59 | pthread_t t[N]; |
| 60 | pthread_t last = pthread_self (); |
| 61 | int i; |
| 62 | |
| 63 | atexit (final_test); |
| 64 | |
| 65 | printf ("starting %d + 1 threads\n", N); |
| 66 | for (i = 0; i < N; ++i) |
| 67 | { |
| 68 | if (pthread_create (&t[i], NULL, tf, (void *) last) != 0) |
| 69 | { |
| 70 | puts ("create failed"); |
| 71 | _exit (1); |
| 72 | } |
| 73 | |
| 74 | ++nrunning; |
| 75 | |
| 76 | last = t[i]; |
| 77 | } |
| 78 | |
| 79 | printf ("%2d left\n", --nrunning); |
| 80 | |
| 81 | pthread_exit (NULL); |
| 82 | } |
| 83 | |
| 84 | |
| 85 | #define EXPECTED_SIGNAL THE_SIGNAL |
| 86 | #define TEST_FUNCTION do_test () |
| 87 | #include "../test-skeleton.c" |