source: observatorio/simulacion/SimEscenariosEconomicos/process.H

# ifndef PROCESS_H
# define PROCESS_H

# include <unistd.h>
# include <sys/types.h>
# include <sys/wait.h>

class Process {

  Process() {
      // Empty
  }

  Process(const Process &) {
      // Empty
  }

  Process & operator = (const Process &) {
      return *this;
  }

public:
    static int exec(char const * command, char * args[]) {

        int   status = 0;

        pid_t pid;

        pid = fork();

        if (pid < 0) {

            return -1;

        } else if (pid > 0) {

            if (waitpid(pid, &status, 0) != pid) {
                status = -1;
            }

        } else  {

            execvp(command, args);
        }

        return status;
    }
};

# endif // PROCESS_H