stdio-common/bug3.c

   1 #include <stdio.h>
   2 #include <string.h>
   3
   4 #include <support/xstdio.h>
   5
   6 int
   7 main (void)
   8 {
   9   FILE *f;
  10   int i;
  11   const char filename[] = OBJPFX "bug3.test";
  12
  13   f = fopen(filename, "w+");
  14   for (i=0; i<9000; i++)
  15     putc ('x', f);
  16   fseek (f, 8180L, 0);
  17   fwrite ("Where does this text go?", 1, 24, f);
  18   fflush (f);
  19
  20   rewind (f);
  21   for (i=0; i<9000; i++)
  22     {
  23       int j;
  24
  25       if ((j = getc(f)) != 'x')
  26         {
  27           if (i != 8180)
  28             {
  29               printf ("Test FAILED!");
  30               return 1;
  31             }
  32           else
  33             {
  34               char buf[25];
  35
  36               buf[0] = j;
  37               xfread (buf + 1, 1, 23, f);
  38               buf[24] = '\0';
  39               if (strcmp (buf, "Where does this text go?") != 0)
  40                 {
  41                   printf ("%s\nTest FAILED!\n", buf);
  42                   return 1;
  43                 }
  44               i += 23;
  45             }
  46         }
  47     }
  48
  49   fclose(f);
  50   remove(filename);
  51
  52   puts ("Test succeeded.");
  53
  54   return 0;
  55 }