xref: /gem5/src/systemc/tests/systemc/communication/sc_signal/datatypes/test01/test01.cpp

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

  test01.cpp --

  Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15

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

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

  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
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// test of signals with user-defined datatypes
// -- operator =, operator ==, and operator << must be defined
// -- sc_trace() does not have to be defined (unless used)
// -- here, sc_trace() is not defined and not used

#include "systemc.h"

class my_datatype
{
public:
    my_datatype()
        : m_val( 0 ) {}
    my_datatype( int val_ )
        : m_val( val_ ) {}
    my_datatype( const my_datatype& a )
        : m_val( a.m_val ) {}
    ~my_datatype()
        {}
    my_datatype& operator = ( const my_datatype& a )
        { m_val = a.m_val; return *this; }
    friend bool operator == ( const my_datatype& a, const my_datatype& b )
        { return ( a.m_val == b.m_val ); }
    void print( ostream& os ) const
        { os << m_val; }
private:
    int m_val;
};

ostream&
operator << ( ostream& os, const my_datatype& a )
{
    a.print( os );
    return os;
}

int
sc_main( int, char*[] )
{
    my_datatype a( 123 );
    a.print( cout );
    cout << endl;

    sc_signal<my_datatype> sig;

    return 0;
}