stdio-common/bug10.c

   1 #include <stdio.h>
   2
   3 int
   4 main (int arc, char *argv[])
   5 {
   6   int n, res;
   7   unsigned int val;
   8   char s[] = "111";
   9   int result = 0;
  10
  11   n = 0;
  12   res = sscanf(s, "%u %n", &val, &n);
  13
  14   printf("Result of sscanf = %d\n", res);
  15   printf("Scanned format %%u = %u\n", val);
  16   printf("Possibly scanned format %%n = %d\n", n);
  17   result |= res != 1 || val != 111 || n != 3;
  18
  19
  20   result |= sscanf ("", " %n", &n) == EOF;
  21
  22   puts (result ? "Test failed" : "All tests passed");
  23
  24   return result;
  25 }