text: /* $Id: tstThread-1.cpp $ */
  /** @file
   * IPRT Testcase - Thread Testcase no.1.
   */
  
  /*
   * Copyright (C) 2006-2015 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/err.h>
  
  
  /*******************************************************************************
  *   Global Variables                                                           *
  *******************************************************************************/
  static unsigned volatile g_cErrors = 0;
  
  
  static DECLCALLBACK(int) tstThread1ReturnImmediately(RTTHREAD Thread, void *pvUser)
  {
      NOREF(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;
  }
  