chmod:No such file or directory

Applications Programming
1 
  sprintf(fname, "core.%d", pid);
  (void) unlink(fname);
  if (ttrace(TT_PROC_CORE, pid, 0, 0, 0, 0) != 0) {
    perror("TT_PROC_CORE pass");
    Fail();
  }
  if (chmod(fname, 0) != 0) {
    perror("chmod");
    Fail();
  }

Hi,

If i execute above code,everytime am getting below error..

===============
STANDARD OUTPUT:
FAIL
STANDARD ERROR:
chmod: No such file or directory

Could you please let me know how to overcome that issue..
Is there anything wrong in the code..

Thanks in Advance,
Mansa

2

You are unlinking the file just a few lines above, I wouldn't be surprised that it's not there when you try and chmod it...