1 /* 2 * Copyright (c) 2002, Intel Corporation. All rights reserved. 3 * Created by: bing.wei.liu REMOVE-THIS AT intel DOT com 4 * This file is licensed under the GPL license. For the full content 5 * of this license, see the COPYING file at the top level of this 6 * source tree. 7 8 * Test that pthread_mutexattr_setpshared() 9 * 10 * The default value of the 'pshared' attribute is PTHREAD_PROCESS_PRIVATE. 11 * 12 * Steps: 13 * 1. Initialize a pthread_mutexattr_t object with pthread_mutexattr_init() 14 * 2. Call pthread_mutexattr_getpshared() to check if the process-shared 15 * attribute is set as the default value PTHREAD_PROCESS_PRIVATE. 16 * 17 */ 18 19 #include <pthread.h> 20 #include <stdio.h> 21 #include "posixtest.h" 22 23 int main(void) 24 { 25 26 /* Make sure there is process-shared capability. */ 27 #ifndef PTHREAD_PROCESS_SHARED 28 fprintf(stderr, 29 "process-shared attribute is not available for testing\n"); 30 return PTS_UNRESOLVED; 31 #endif 32 33 pthread_mutexattr_t mta; 34 int pshared; 35 36 /* Initialize a mutex attributes object */ 37 if (pthread_mutexattr_init(&mta) != 0) { 38 perror("Error at pthread_mutexattr_init()\n"); 39 return PTS_UNRESOLVED; 40 } 41 42 /* The default 'pshared' attribute should be PTHREAD_PROCESS_PRIVATE */ 43 if (pthread_mutexattr_getpshared(&mta, &pshared) != 0) { 44 fprintf(stderr, 45 "Error obtaining the attribute process-shared\n"); 46 return PTS_UNRESOLVED; 47 } 48 49 /* Make sure that the default is PTHREAD_PROCESS_PRIVATE. */ 50 if (pshared != PTHREAD_PROCESS_PRIVATE) { 51 printf("Test FAILED: Incorrect default pshared value: %d\n", 52 pshared); 53 return PTS_FAIL; 54 } 55 56 printf("Test PASSED\n"); 57 return PTS_PASS; 58 } 59