if (pid == 0) {

    char* outputFile = redirectOutput(args);
    int fdOut;

    if (outputFile == NULL)
        fdOut = 1;

    else {
        printf("%s\n", outputFile);

        if ((fdOut = open(outputFile, O_WRONLY|O_CREAT|O_TRUNC,S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)) == -1)
            printf("error on open");

        close(fileno(stdout));
        dup2(fdOut,1);
    }
    execvp(command,array);
    exit(0);
}