fclose

#include <stdio.h>

int fclose  (
    FILE* fileStream);             /* file stream to close */

The function fclose closes a fileStream. The parameter fileStream is a file pointer specifying the data stream. All associated buffers are flushed prior to closing and released when the stream is closed.

The function is included in the library RL-FlashFS. The prototype is defined in the file stdio.h.

• 0 - on success.
• EOF - on failure.

fflush, fopen

#include <rtl.h>
#include <stdio.h>

void tst_fclose (void)  {
  FILE *fin;

  fin = fopen ("Test.txt","r");
  if (fin == NULL) {
    printf ("File not found!\n");
  }
  else {
    // process file content
    if (fclose (fin))  {
      printf ("File closed!\n");
    }
    else  {
      printf ("File could not be closed!\n");
    }
  }
}