src/regression/scanf-bytes-consumed.c

   1 // commit: 5efc6af4ebb9d50eb978d0338835544fdfea0396 2011-04-25
   2 // scanf misreports bytes consumed when EOF is hit (or null for sscanf)
   3 #include <stdio.h>
   4 #include "test.h"
   5
   6 int main(void)
   7 {
   8         char buf[] = { 'a', 'a', 0 };
   9         char dest[3];
  10         int read_count;
  11         int n;
  12
  13         n = sscanf(buf, "%s%n", dest, &read_count);
  14         if(n != 1)
  15                 t_error("sscanf matched 1 input items but returned %d\n", n);
  16         if(read_count != 2)
  17                 t_error("sscanf consumed 2 bytes but reported %d\n", read_count);
  18         return t_status;
  19 }