src/systemc/tests/systemc/kernel/sc_start/sc_start_0/test2/test2.cpp

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  with this work for additional information regarding copyright ownership.
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/*****************************************************************************

  test2.cpp -- Test use of sc_pending_activity_at_current_time()

  Original Author: Andy Goodrich, Forte Design Systems, 18 August 2006

 *****************************************************************************/

/*****************************************************************************

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
  changes you are making here.

      Name, Affiliation, Date: 
  Description of Modification: - 

 *****************************************************************************/

#include "systemc.h"

SC_MODULE(DUT)
{
    SC_CTOR(DUT)
    {
        SC_THREAD(thread)
        sensitive << m_clk.pos();
        dont_initialize();
        SC_METHOD(cascade0_monitor);
        sensitive << m_cascade0;
        dont_initialize();
        SC_METHOD(cascade1_monitor);
        sensitive << m_cascade1;
        dont_initialize();
        SC_METHOD(cascade2_monitor);
        sensitive << m_cascade2;
        dont_initialize();
    }

    void cascade0_monitor()
    {
        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade0"
             << endl;
        m_cascade1 = m_cascade0;
    }

    void cascade1_monitor()
    {
        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade1"
             << endl;
        m_cascade2 = m_cascade1;
    }

    void cascade2_monitor()
    {
        cout << sc_time_stamp() << " " << sc_delta_count() << " cascade2"
             << endl;
    }

    void thread()
    {
        for (;;)
        {
            cout << sc_time_stamp() << " " << sc_delta_count() << " thread"
                 << endl;
            m_cascade0 = !m_cascade0.read();
            wait();
        }
    }
    sc_signal<bool> m_cascade0;
    sc_signal<bool> m_cascade1;
    sc_signal<bool> m_cascade2;
    sc_in<bool>     m_clk;
};

int sc_main(int argc, char* argv[])
{
    sc_clock        clock;
    DUT             dut("dut");

    dut.m_clk(clock);


    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());
    cout << endl;
    sc_start(1, SC_NS);
    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());
    cout << endl;
    sc_start(1, SC_NS);
    do { sc_start(0, SC_NS); } while (sc_pending_activity_at_current_time());

    cout << "Program completed" << endl;
    return 0;
}