ThreadStackExample

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    // C++ Source Code File Name: testprog.cpp
    // Compiler Used: MSVC, BCC32, GCC, HPUX aCC, SOLARIS CC
    // Produced By: DataReel Software Development Team
    // File Creation Date: 03/25/2000
    // Date Last Modified: 06/17/2016
    // Copyright (c) 2001-2016 DataReel Software Development
    // ----------------------------------------------------------- //
    // ------------- Program Description and Details ------------- //
    // ----------------------------------------------------------- //
    /*
    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 2.1 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; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
    USA

    Test program demonstrating how change to a thread's stack size.
    */
    // ----------------------------------------------------------- //
    #include "gxdlcode.h"

    #if defined (__USE_ANSI_CPP__) // Use the ANSI Standard C++ library
    #include <iostream>
    using namespace std; // Use unqualified names for Standard C++ library
    #else // Use the old iostream library by default
    #include <iostream.h>
    #endif // __USE_ANSI_CPP__

    #include "gxthread.h"

    #ifdef __MSVC_DEBUG__
    #include "leaktest.h"
    #endif

    class SimpleThread : public gxThread
    {
    private: // Base class interface
      void *ThreadEntryRoutine(gxThread_t *thread);
    };

    void *SimpleThread::ThreadEntryRoutine(gxThread_t *thread)
    // Thread's entry function
    {
      cout << "Executing thread: " << (int)thread->GetThreadParm()
           << ", Stack Size: " << thread->GetStackSize() << "\n"
           << flush;

      return 0;
    }

    int main()
    {
    #ifdef __MSVC_DEBUG__
      InitLeakTest();
    #endif

      const unsigned NUM_THREADS = 10;

      gxStackSizeType ssize = 4096;
      gxThreadType type = gxTHREAD_TYPE_JOINABLE;

    #if defined (__POSIX__)
      ssize *= 5; // Min size under POSIX is 16K
    #endif

      SimpleThread *t = new SimpleThread;
      gxThread_t *thread[NUM_THREADS];

      unsigned i;
      cout << "Creating " << NUM_THREADS << " threads" << "\n" << flush;
      cout << "New stack size per thread = " << ssize << "\n" << flush;

      for(i = 0; i < NUM_THREADS; i++) {
        thread[i] = t->CreateThread((void *)i, type, ssize);

        // Check for any errors
        if(thread[i]->GetThreadError() != gxTHREAD_NO_ERROR)
          cout << thread[i]->ThreadExceptionMessage() << "\n" << flush;

        // Allow the threads to print their messages in order
        t->sSleep(1);
      }

      // Wait for the all treads to finish
      for(i = 0; i < NUM_THREADS; i++) t->JoinThread(thread[i]);

      cout << "\n" << flush;
      cout << "Destroying all the threads..." << "\n" << flush;
      for(i = 0; i < NUM_THREADS; i++) t->DestroyThread(thread[i]);

      cout << "Exiting..." << "\n" << flush;

      delete t;
      return 0; // Exit the process, terminating all threads
    }
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