/* $Id: tstThread-1.cpp $ */ /** @file * IPRT Testcase - Thread Testcase no.1. */ /* * Copyright (C) 2006-2019 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #include <iprt/thread.h> #include <iprt/stream.h> #include <iprt/initterm.h> #include <iprt/errcore.h> /********************************************************************************************************************************* * Global Variables * *********************************************************************************************************************************/ static unsigned volatile g_cErrors = 0; static DECLCALLBACK(int) tstThread1ReturnImmediately(RTTHREAD hSelf, void *pvUser) { RT_NOREF_PV(hSelf); RT_NOREF_PV(pvUser); return VINF_SUCCESS; } int main(int argc, char **argv) { RTR3InitExe(argc, &argv, 0); /* * A simple testcase for the termination race we used to have. */ RTTHREAD ahThreads[128]; RTPrintf("tstThread-1: TESTING - %u waitable immediate return threads\n", RT_ELEMENTS(ahThreads)); for (unsigned j = 0; j < 10; j++) { RTPrintf("tstThread-1: Iteration %u...\n", j); for (unsigned i = 0; i < RT_ELEMENTS(ahThreads); i++) { int rc = RTThreadCreate(&ahThreads[i], tstThread1ReturnImmediately, &ahThreads[i], 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "TEST1"); if (RT_FAILURE(rc)) { RTPrintf("tstThread-1: FAILURE(%d) - %d/%d RTThreadCreate failed, rc=%Rrc\n", __LINE__, i, j, rc); g_cErrors++; ahThreads[i] = NIL_RTTHREAD; } } /* * Wait for the threads to complete. */ for (unsigned i = 0; i < RT_ELEMENTS(ahThreads); i++) if (ahThreads[i] != NIL_RTTHREAD) { int rc2; int rc = RTThreadWait(ahThreads[i], RT_INDEFINITE_WAIT, &rc2); if (RT_FAILURE(rc)) { RTPrintf("tstThread-1: FAILURE(%d) - %d/%d RTThreadWait failed, rc=%Rrc\n", __LINE__, j, i, rc); g_cErrors++; } else if (RT_FAILURE(rc2)) { RTPrintf("tstThread-1: FAILURE(%d) - %d/%d Thread failed, rc2=%Rrc\n", __LINE__, j, i, rc2); g_cErrors++; } } } /* * Summary. */ if (!g_cErrors) RTPrintf("tstThread-1: SUCCESS\n"); else RTPrintf("tstThread-1: FAILURE - %d errors\n", g_cErrors); return !!g_cErrors; }