test_pthread_join.c revision e16cb84e2324f05334d18dcf5956f20f44262b62
1e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project/* 2e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 3e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * All rights reserved. 4e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * 5e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * Redistribution and use in source and binary forms, with or without 6e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * modification, are permitted provided that the following conditions 7e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * are met: 8e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * * Redistributions of source code must retain the above copyright 9e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * notice, this list of conditions and the following disclaimer. 10e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * * Redistributions in binary form must reproduce the above copyright 11e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * notice, this list of conditions and the following disclaimer in 12e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * the documentation and/or other materials provided with the 13e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * distribution. 14e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * 15e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project * SUCH DAMAGE. 27e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project */ 28e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <pthread.h> 29e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <stdio.h> 30e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project#include <unistd.h> 31e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 32e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectstatic void* 33e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectthread1_func(void* arg) 34e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project{ 35e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project usleep( 2000*1000 ); 36e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf("thread 1 exited\n"); 37e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return (void*) 0x8badf00d; 38e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project} 39e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 40e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectstatic void* 41e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectthread2_func(void* arg) 42e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project{ 43e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_t t1 = (pthread_t)arg; 44e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project void* result; 45e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 46e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_join(t1, &result); 47e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf("thread2 received code %08x from thread1\n", (int)result); 48e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return NULL; 49e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project} 50e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 51e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 52e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectstatic void* 53e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectthread3_func(void* arg) 54e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project{ 55e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_t t1 = (pthread_t)arg; 56e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project void* result; 57e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 58e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_join(t1, &result); 59e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf("thread3 received code %08x from thread1\n", (int)result); 60e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return NULL; 61e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project} 62e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 63e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Projectint main( void ) 64e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project{ 65e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_t t1, t2, t3; 66e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 67e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_create( &t1, NULL, thread1_func, NULL ); 68e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_create( &t2, NULL, thread2_func, (void*)t1 ); 69e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_create( &t3, NULL, thread3_func, (void*)t1 ); 70e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 71e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_join(t2, NULL); 72e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project pthread_join(t3, NULL); 73e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project 74e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project printf("OK\n"); 75e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project return 0; 76e16cb84e2324f05334d18dcf5956f20f44262b62The Android Open Source Project} 77