simplebully.h

#ifndef SIMPLEBULLY_H_
    #define SIMPLEBULLY_H_

    #include <stdio.h>
    #include <stdlib.h>
    #include <time.h>
    #include <sys/time.h>
    #include <stdbool.h>
    #include <mpi.h>
    #include <unistd.h>

    #define ERROR_PROB 0.05                                 // probability of erro$
    #define THRESHOLD 0.5                                   // probability of a no$
    #define MAX_TOKEN_VALUE 10000                   // maximum value of a token in$
    #define TIME_OUT_INTERVAL 3             // in secs

    #define HELLO_MSG 9999

    #define HELLO_MSG_TAG 0001
    #define LEADER_ELECTION_MSG_TAG 0002
    #define LEADER_ELECTION_RESULT_MSG_TAG 0003

    MPI_Comm comm = MPI_COMM_WORLD;

    static inline double get_prob() {
        double prob = rand() / (double) RAND_MAX;	// number between [0.0, 1.0]
        return prob;
    }

    static int generate_token() {
        return rand() % MAX_TOKEN_VALUE;
    }


#endif