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/* $Id: tstThread-1.cpp $ */
/** @file
* IPRT Testcase - Thread Testcase no.1.
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox 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.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* 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;
}
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