main.cpp

#include "config.h"
#include "protocol_executer.hpp"

int main(int argc, char *argv[])
{
    #if PROCESS_NUM > 1
        pid_t child_pid, wpid;
        int status = 0;
        for (int id=0; id<PROCESS_NUM; id++) {
            if ((child_pid = fork()) == 0) {
                base_port += (num_players*(num_players-1)*id)+SPLIT_ROLES_OFFSET * num_players*(num_players-1) * PROCESS_NUM; //offsets the starting port for each process
                process_offset = ( (base_port - BASE_PORT) / (num_players*(num_players-1)) ); //offsets the starting input for each process, base port must be multiple of 1000 to work
                executeProgram(argc, argv, child_pid, PROCESS_NUM); //child code
                exit(0);
            }
        }
        while ((wpid = wait(&status)) > 0); // wait for all the child processes 
    #else
        base_port += SPLIT_ROLES_OFFSET * num_players*(num_players-1); //offsets the starting port for each process
        process_offset = ( (base_port - BASE_PORT) / (num_players*(num_players-1)) ); //offsets the starting input for each process, base port must be multiple of 1000 to work
        executeProgram(argc, argv, 0, 1); //child code
#endif
    return 0;
}