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      1 /*
      2  * Copyright (c) 2002, Intel Corporation. All rights reserved.
      3  * Created by:  rolla.n.selbak 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_join()
      9  *
     10  * Upon successful completion, it returns 0;
     11  *
     12  * Steps:
     13  * 1.  Create a new thread.
     14  * 2.  Join that thread to main.  If the return code is not 0,
     15  *     or the other valid error codes of EINVAL, ESRCH or EDEADLK,
     16  *     then the test fails.
     17  */
     18 
     19 #include <pthread.h>
     20 #include <stdio.h>
     21 #include <unistd.h>
     22 #include <errno.h>
     23 #include "posixtest.h"
     24 
     25 static void *a_thread_func()
     26 {
     27 	pthread_exit(0);
     28 	return NULL;
     29 }
     30 
     31 int main(void)
     32 {
     33 	pthread_t new_th;
     34 	int ret;
     35 
     36 	if (pthread_create(&new_th, NULL, a_thread_func, NULL) != 0) {
     37 		perror("Error creating thread\n");
     38 		return PTS_UNRESOLVED;
     39 	}
     40 
     41 	ret = pthread_join(new_th, NULL);
     42 	if (ret != 0) {
     43 		if ((ret != EINVAL) && (ret != ESRCH) && (ret != EDEADLK)) {
     44 			printf("Test FAILED: Invalid return code %d.\n", ret);
     45 			return PTS_FAIL;
     46 		}
     47 	}
     48 
     49 	printf("Test PASSED\n");
     50 	return PTS_PASS;
     51 }
     52