struct argsInfo
setFlags(int argc, char*argv[]){

  int ptrError = EINVAL;
  struct argsInfo info;
  char *saveptr1; // for the strtok
  char *strtokens;
  char *iArgStr; // i optarg
  char *oArgStr; // o optarg
  char *fArgStr; // f optarg
  char buf[BUFSIZ];
  char c;
  int i_mode = 0;
  int o_mode = 0;
  int f_mode = 0;
  int BASE_10 = 10; // Base for default base
  int minRange = 2;
  int maxRange = 36;
  long iLong =0; // the long value for input base
  long oLong = 0; // the long value for output base
  int error = 0;

  memset(&info,0,sizeof(info) );


  while((c = getopt(argc,argv,STR_GETOPT_OPTIONS))!=-1){
    switch(c){
      case 'h':
        info.mode|= H_FLAG;
        error = 1;
        break;

      case 'e':
        info.mode|=E_FLAG;
        break;

      case 'b':
        info.mode|=B_FLAG;
        break;

      case 'i':
        info.mode |=I_FLAG;
        i_mode = 1;
        iArgStr = optarg;
        break;

      case 'o':
        info.mode|= O_FLAG;
        o_mode = 1;
        oArgStr = optarg;
        break;

      case 'f':
        info.mode|= F_FLAG;
        fArgStr = optarg;
        f_mode = 1;
        info.inFileStr = fArgStr;

        break;

      default:
        info.mode|=H_FLAG;
        error=1;
        break;

    }
  }

  /* If the i flag was specified*/
  if(i_mode ==1)
  {
    iLong = strToLong(iArgStr,BASE_10); // get the long representation of the
                                        // input base

    /*Check if the value passed in is an int*/
    if(errno==ptrError)
    {
      info.mode|= H_FLAG;
      (void)fprintf(stderr,STR_INBASE_ENDPTR_ERR,iArgStr);
      error = 1;
    }

    /*Check if the argument is a valid int using perror*/
    else if(errno!=0)
    {
      info.mode|= H_FLAG;
      (void) snprintf(buf, BUFSIZ,"%s%s",STR_TAB,iArgStr);
      perror(buf);
      error = 1;

    }
    /* Check if the argument is in range*/
    else if(checkRange(iLong,minRange,maxRange)==0)
    {
      info.mode|= H_FLAG;
      (void)fprintf(stderr,STR_INBASE_BAD_RANGE,iLong,minRange,maxRange);
       error = 1;

    }
    else
    {
      // Set the default base if i is not specified
      info.inputBase = iLong;
    }

  }
  else
  {
    // set default input base if not set
    info.inputBase = BASE_10;
  }



  /* If the o flag was specified*/
  if(o_mode == 1)
  {
    errno = 0; // reset errno


    //tokenize, parse and error check the str
    while((strtokens = strtok_r(oArgStr,STR_OUTBASE_TOK_SEPARATOR,
           &saveptr1))!=NULL)
    {
      oLong = strToLong(strtokens,0); // convert to strToLong

        /*Check if the value passed in is an int*/
      if(errno==ptrError)
      {
        error = 1;
        info.mode|= H_FLAG;
        (void)fprintf(stderr,STR_OUTBASE_ENDPTR_ERR,oArgStr);
        break;
      }

      /*Check if the argument is a valid int using perror*/
      if(errno!=0)
      {
        error = 1;
        info.mode|= H_FLAG;
        (void) snprintf(buf, BUFSIZ,"%s%s",STR_TAB,oArgStr);
        perror(buf);
        break;
      }

      /* Check if the argument is in range*/
      if(checkRange(oLong,minRange,maxRange)==0)
      {
        error = 1;
        info.mode|= H_FLAG;
        (void)fprintf(stderr,STR_OUTBASE_BAD_RANGE,oLong,minRange,maxRange);
        break;
      }


      /* update the output base*/
      info.outputBases |=BASE_MASK(oLong);

      oArgStr = NULL;
    }

  }

  /*Check if the f flag was specified*/
  if(f_mode == 1)
  {
    if(optind != argc)
    {
      error = 1;
      info.mode|= H_FLAG;
      (void)fprintf(stderr,STR_FILE_AND_ARGS_ERR );

    }

  }

  /* If there were no errors, check if a number was passed to be converted*/
  if((f_mode !=1)&& (argc == optind) && !error)
  {
    info.mode |= H_FLAG;
    (void)fprintf(stderr,STR_NO_INPUT_ERR);

  }



return info;
}