// Fig. 13.6: fig13_06.cpp

// Demonstrating set_new_handler.

#include <iostream>



using std::cout;

using std::cerr;



#include <new>     // standard operator new

#include <cstdlib> // abort function prototype



void customNewHandler()

{ 

   cerr << "customNewHandler was called"; 

   abort();

}



// using set_new_handler to handle failed memory allocation

int main()

{

   double *ptr[ 50 ];



   // specify that customNewHandler should be called on failed

   // memory allocation

   set_new_handler( customNewHandler );



   // allocate memory for ptr[ i ]; customNewHandler will be

   // called on failed memory allocation

   for ( int i = 0; i < 50; i++ ) {

      ptr[ i ] = new double[ 5000000 ];



      cout << "Allocated 5000000 doubles in ptr[ " 

           << i << " ]\n";



   } // end for



   return 0;



}  // end main



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