99 lines
4.0 KiB
HTML
99 lines
4.0 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="security" content="public" />
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<meta name="Robots" content="index,follow" />
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Example: End a thread in a Pthread program" />
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<meta name="abstract" content="This example shows a Pthread program ending a thread." />
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<meta name="description" content="This example shows a Pthread program ending a thread." />
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<meta name="DC.Relation" scheme="URI" content="rzahwendco.htm" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 1998, 2006" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="rzahwe10-e10rx" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Example: End a thread in a Pthread program</title>
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</head>
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<body id="rzahwe10-e10rx"><a name="rzahwe10-e10rx"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Example: End a thread in a Pthread program</h1>
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<div><p>This example shows a Pthread program ending a thread.</p>
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<div class="section"><div class="note"><span class="notetitle">Note:</span> By using the code examples, you agree to the terms of the <a href="codedisclaimer.htm">Code license and disclaimer information</a>.</div>
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</div>
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<div class="example"> <pre>/*
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Filename: ATEST12.QCSRC
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The output of this example is as follows:
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Enter Testcase - LIBRARY/ATEST12
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Create/start a thread
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Wait for the thread to complete, and release its resources
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Thread: End with success
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Check the thread status
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Main completed
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*/
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#define _MULTI_THREADED
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#define checkResults(string, val) { \
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if (val) { \
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printf("Failed with %d at %s", val, string); \
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exit(1); \
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} \
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}
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const int THREADFAIL = 1;
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const int THREADPASS = 0;
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void *theThread(void *parm)
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{
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printf("Thread: End with success\n");
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pthread_exit(__VOID(THREADPASS));
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printf("Thread: Did not expect to get here!\n");
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return __VOID(THREADFAIL);
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}
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int main(int argc, char **argv)
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{
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pthread_t thread;
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int rc=0;
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void *status;
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printf("Enter Testcase - %s\n", argv[0]);
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printf("Create/start a thread\n");
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rc = pthread_create(&thread, NULL, theThread, NULL);
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checkResults("pthread_create()\n", rc);
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printf("Wait for the thread to complete, and release its resources\n");
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rc = pthread_join(thread, &status);
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checkResults("pthread_join()\n", rc);
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printf("Check the thread status\n");
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if (__INT(status) != THREADPASS) {
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printf("The thread failed\n");
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}
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printf("Main completed\n");
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return 0;
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}</pre>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzahwendco.htm" title="When a thread has completed its processing, it takes an action to end itself and release system resources for use by other threads.">End a thread</a></div>
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</div>
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</div>
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</body>
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</html>
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