sim/testsuite/sim/cris/c/sysctl2.c

   1 /* Check error message for invalid sysctl call.
   2 #xerror:
   3 #output: Unimplemented _sysctl syscall *\n
   4 #output: program stopped with signal 4.\n
   5 #notarget: cris*-*-elf
   6 */
   7
   8 #include <unistd.h>
   9 #include <sys/syscall.h>
  10 #include <errno.h>
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <errno.h>
  14
  15 int main (void)
  16 {
  17   static int sysctl_args[] = { 99, 99 };
  18   size_t x = 8;
  19
  20   struct __sysctl_args {
  21     int *name;
  22     int nlen;
  23     void *oldval;
  24     size_t *oldlenp;
  25     void *newval;
  26     size_t newlen;
  27     unsigned long __unused[4];
  28   } scargs
  29       =
  30    {
  31      sysctl_args,
  32      sizeof (sysctl_args) / sizeof (sysctl_args[0]),
  33      (void *) -1, &x, NULL, 0
  34    };
  35
  36   int err = syscall (SYS__sysctl, &scargs);
  37   if (err == -1 && errno == ENOSYS)
  38     printf ("ENOSYS\n");
  39  printf ("xyzzy\n");
  40  exit (0);
  41 }