sim/testsuite/sim/cris/c/rtsigprocmask1.c

   1 /* Compiler options:
   2 #notarget: cris*-*-elf
   3 #cc: additional_flags=-pthread
   4 #xerror:
   5 #output: Unimplemented rt_sigprocmask syscall (0x3, 0x0, 0x3dff*\n
   6 #output: program stopped with signal 4.\n
   7
   8    Testing a signal handler corner case.  */
   9
  10 #include <stddef.h>
  11 #include <stdlib.h>
  12 #include <stdio.h>
  13 #include <unistd.h>
  14 #include <signal.h>
  15 #include <pthread.h>
  16
  17 static void *
  18 process (void *arg)
  19 {
  20   while (1)
  21     sched_yield ();
  22   return NULL;
  23 }
  24
  25 int
  26 main (void)
  27 {
  28   int retcode;
  29   pthread_t th_a;
  30   void *retval;
  31   sigset_t sigs;
  32
  33   if (sigemptyset (&sigs) != 0)
  34     abort ();
  35
  36   retcode = pthread_create (&th_a, NULL, process, NULL);
  37   if (retcode != 0)
  38     abort ();
  39
  40   /* An invalid parameter 1 should cause this to halt the simulator.  */
  41   pthread_sigmask (SIG_BLOCK + SIG_UNBLOCK + SIG_SETMASK,
  42                    NULL, &sigs);
  43   printf ("xyzzy\n");
  44   return 0;
  45 }