| /* Compiler options: |
| #notarget: cris*-*-elf |
| #cc: additional_flags=-pthread |
| #xerror: |
| #output: Unimplemented rt_sigprocmask syscall (0x3, 0x0, 0x3dff*\n |
| #output: program stopped with signal 4.\n |
| |
| Testing a signal handler corner case. */ |
| |
| #include <stddef.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <signal.h> |
| #include <pthread.h> |
| #include <errno.h> |
| |
| static void * |
| process (void *arg) |
| { |
| while (1) |
| sched_yield (); |
| return NULL; |
| } |
| |
| int |
| main (void) |
| { |
| int retcode; |
| pthread_t th_a; |
| void *retval; |
| sigset_t sigs; |
| |
| if (sigemptyset (&sigs) != 0) |
| abort (); |
| |
| retcode = pthread_create (&th_a, NULL, process, NULL); |
| if (retcode != 0) |
| abort (); |
| |
| /* An invalid parameter 1 should cause this to halt the simulator. */ |
| retcode |
| = pthread_sigmask (SIG_BLOCK + SIG_UNBLOCK + SIG_SETMASK, NULL, &sigs); |
| /* Direct return of the error number; i.e. not using -1 and errno, |
| is the actual documented behavior. */ |
| if (retcode == ENOSYS) |
| printf ("ENOSYS\n"); |
| |
| printf ("xyzzy\n"); |
| return 0; |
| } |