#include "MyMPI.hpp"
#include "P2PComm.hpp"
#include <iostream> 

using std::cout;
using std::endl;
using namespace MF;

int main(int argc, char* argv[])
{
  const MyMPI* mpi = MyMPI::instance();
  const int master = 0;

  if (mpi->rank() == master)  //master
  {
    Exchange exchange(13,13);
    const int tag = 0;
    Transceiver<> transceiver;

    for (int dest=1; dest<mpi->size(); ++dest)
    {
      transceiver.send(&exchange, sizeof(Exchange), MPI::BYTE, dest, tag);
    }
  }
  else
  {
    const int from  = master;
    const int tag = 0;
    MPI::Status status;
    Transceiver<> transceiver;
    Exchange exchange(0,0);

    transceiver.recv(&exchange, sizeof(Exchange), MPI::BYTE, from, tag, status);
    cout << " Stack: " << exchange.getStack() << endl;
    cout << " Heap:  " << exchange.getHeap() << endl;
  }
  return 0;
}