Datoteki proverka na znaci

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>



int main()
{
    FILE * fPointer;
    char fname[100];
    scanf("%s",fname);
    fPointer = fopen(fname,"w");
    fprintf(fPointer,"Ov@ !te ?? , treba da vrati 6.");
    fclose(fPointer);

    char karakter;
    int znaci=0;
    if((fPointer = fopen(fname,"r"))==NULL)
    {
        printf("Datotekata ne moze da se otvori.\n");
        return -1;
    }
    while((karakter=getc(fPointer))!=EOF)
    {
        if(ispunct(karakter))
            znaci++;
    }


    printf("%d",znaci);




    return 0;
}