sim/testsuite/cris/c/ftruncate2.c

   1 /*
   2 #progos: linux
   3 */
   4
   5 /* Check that we get a proper error indication if trying ftruncate on a
   6    fd that is a pipe descriptor.  */
   7
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <errno.h>
  11 #include <unistd.h>
  12 int main (void)
  13 {
  14   int pip[2];
  15
  16   if (pipe (pip) != 0)
  17   {
  18     perror ("pipe");
  19     abort ();
  20   }
  21
  22   if (ftruncate (pip[0], 20) == 0 || errno != EINVAL)
  23     {
  24       perror ("ftruncate 1");
  25       abort ();
  26     }
  27
  28   errno = 0;
  29
  30   if (ftruncate (pip[1], 20) == 0 || errno != EINVAL)
  31     {
  32       perror ("ftruncate 2");
  33       abort ();
  34     }
  35
  36   printf ("pass\n");
  37
  38   exit (0);
  39 }