📄 exit5.c
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/* * File: exit5.c * * * -------------------------------------------------------------------------- * * Pthreads-win32 - POSIX Threads Library for Win32 * Copyright(C) 1998 John E. Bossom * Copyright(C) 1999,2005 Pthreads-win32 contributors * * Contact Email: rpj@callisto.canberra.edu.au * * The current list of contributors is contained * in the file CONTRIBUTORS included with the source * code distribution. The list can also be seen at the * following World Wide Web location: * http://sources.redhat.com/pthreads-win32/contributors.html * * This 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 of the License, or (at your option) any later version. * * This 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 this library in the file COPYING.LIB; * if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * * -------------------------------------------------------------------------- * * Test Synopsis: Test calling pthread_exit from a Win32 thread * having created an implicit POSIX handle for it. * * Test Method (Validation or Falsification): * - Validate return value and that POSIX handle is created and destroyed. * * Requirements Tested: * - * * Features Tested: * - * * Cases Tested: * - * * Description: * - * * Environment: * - * * Input: * - None. * * Output: * - File name, Line number, and failed expression on failure. * - No output on success. * * Assumptions: * - have working pthread_create, pthread_self, pthread_mutex_lock/unlock * pthread_testcancel, pthread_cancel, pthread_join * * Pass Criteria: * - Process returns zero exit status. * * Fail Criteria: * - Process returns non-zero exit status. */#include "test.h"#ifndef _UWIN#include <process.h>#endif/* * Create NUMTHREADS threads in addition to the Main thread. */enum { NUMTHREADS = 4};typedef struct bag_t_ bag_t;struct bag_t_ { int threadnum; int started; /* Add more per-thread state variables here */ int count; pthread_t self;};static bag_t threadbag[NUMTHREADS + 1];#if ! defined (__MINGW32__) || defined (__MSVCRT__)unsigned __stdcall#elsevoid#endifWin32thread(void * arg){ int result = 1; bag_t * bag = (bag_t *) arg; assert(bag == &threadbag[bag->threadnum]); assert(bag->started == 0); bag->started = 1; assert((bag->self = pthread_self()).p != NULL); assert(pthread_kill(bag->self, 0) == 0); /* * Doesn't return. */ pthread_exit((void *) result); return 0;}intmain(){ int failed = 0; int i; HANDLE h[NUMTHREADS + 1]; unsigned thrAddr; /* Dummy variable to pass a valid location to _beginthreadex (Win98). */ for (i = 1; i <= NUMTHREADS; i++) { threadbag[i].started = 0; threadbag[i].threadnum = i;#if ! defined (__MINGW32__) || defined (__MSVCRT__) h[i] = (HANDLE) _beginthreadex(NULL, 0, Win32thread, (void *) &threadbag[i], 0, &thrAddr);#else h[i] = (HANDLE) _beginthread(Win32thread, 0, (void *) &threadbag[i]);#endif } /* * Code to control or munipulate child threads should probably go here. */ Sleep(500); /* * Give threads time to run. */ Sleep(NUMTHREADS * 100); /* * Standard check that all threads started. */ for (i = 1; i <= NUMTHREADS; i++) { if (!threadbag[i].started) { failed |= !threadbag[i].started; fprintf(stderr, "Thread %d: started %d\n", i, threadbag[i].started); } } assert(!failed); /* * Check any results here. Set "failed" and only print output on failure. */ failed = 0; for (i = 1; i <= NUMTHREADS; i++) { int fail = 0; int result = 0;#if ! defined (__MINGW32__) || defined (__MSVCRT__) assert(GetExitCodeThread(h[i], (LPDWORD) &result) == TRUE);#else /* * Can't get a result code. */ result = 1;#endif assert(threadbag[i].self.p != NULL && pthread_kill(threadbag[i].self, 0) == ESRCH); fail = (result != 1); if (fail) { fprintf(stderr, "Thread %d: started %d: count %d\n", i, threadbag[i].started, threadbag[i].count); } failed = (failed || fail); } assert(!failed); /* * Success. */ return 0;}
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