/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <pthread.h> #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <unistd.h> #define N 20 static pthread_t th[N]; static pthread_mutex_t lock[N]; static void *tf (void *a) { uintptr_t idx = (uintptr_t) a; pthread_mutex_lock (&lock[idx]); return pthread_equal (pthread_self (), th[idx]) ? NULL : (void *) 1l; } int do_test (void) { if (pthread_equal (pthread_self (), pthread_self ()) == 0) { puts ("pthread_equal (pthread_self (), pthread_self ()) failed"); exit (1); } pthread_attr_t at; if (pthread_attr_init (&at) != 0) { puts ("attr_init failed"); return 1; } if (pthread_attr_setstacksize (&at, 1 * 1024 * 1024) != 0) { puts ("attr_setstacksize failed"); return 1; } int i; for (i = 0; i < N; ++i) { if (pthread_mutex_init (&lock[i], NULL) != 0) { puts ("mutex_init failed"); exit (1); } if (pthread_mutex_lock (&lock[i]) != 0) { puts ("mutex_lock failed"); exit (1); } if (pthread_create (&th[i], &at, tf, (void *) (long int) i) != 0) { puts ("create failed"); exit (1); } if (pthread_mutex_unlock (&lock[i]) != 0) { puts ("mutex_unlock failed"); exit (1); } printf ("created thread %d\n", i); } if (pthread_attr_destroy (&at) != 0) { puts ("attr_destroy failed"); return 1; } int result = 0; for (i = 0; i < N; ++i) { void *r; int e; if ((e = pthread_join (th[i], &r)) != 0) { printf ("join failed: %d\n", e); _exit (1); } else if (r != NULL) result = 1; } return 0; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"