bool trig;
bool dtrig;
bool test;
int count;

char out1[8];
char out2[8];
char out3[8];
char out4[8];

uint8_t pre;
char wrk[4];
char del[16];
uint8_t *fout;

static uint8_t _fout[attr_poly][1024] __attribute__((section(".sdram")));
fout = &_fout[parent->polyIndex][0];
int i;
for (i = 0; i < 1024; i++)
  fout[i] = 0;

outlet_trig = 0;
// FS_RPATH = 0;
FIL FileObject;
FRESULT res;
FILINFO fno;
DIR dir;

#if _USE_LFN
fno.lfname = 0;
fno.lfsize = 0;
#endif

if (inlet_getDir && !trig) {
  trig = 1;
  count = 0;
  f_opendir(&dir, "/");
  int i;
  while (count < 128) {
    res = f_readdir(&dir, &fno);
    int cut = strlen(fno.fname) - 4;
    if (res != FR_OK || fno.fname[0] == 0)
      break;
    memcpy(&wrk[0], &fno.fname[cut], 4);
    if (!strcmp(wrk, "attr_filter")) {
      memcpy(&fout[count << 3], fno.fname, cut % 9);
      count++;
    }
  }
}

if (!inlet_getDir)
  trig = 0;
outlet_test = count;

if (inlet_index != pre) {
  pre = inlet_index;
  memcpy(&out1[0], &fout[(pre + 0) << 3], 8);
  memcpy(&out2[0], &fout[(pre + 1) << 3], 8);
  memcpy(&out3[0], &fout[(pre + 2) << 3], 8);
  memcpy(&out4[0], &fout[(pre + 3) << 3], 8);
  outlet_trig = 1;
}
outlet_out1 = &out1[0];
outlet_out2 = &out2[0];
outlet_out3 = &out3[0];
outlet_out4 = &out4[0];

if (inlet_delete && !dtrig) {
  dtrig = 1;
  del[0] = '/';
  strcpy(&del[1], inlet_fn);
  f_unlink(&del[0]);
}
if (!inlet_delete)
  dtrig = 0;