| /* Compiler options: |
| #notarget: cris*-*-elf |
| #cc: additional_flags=-pthread |
| #output: abb ok\n |
| |
| Testing a pthread corner case. Output will change with glibc |
| releases. */ |
| |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <pthread.h> |
| #include <stdlib.h> |
| |
| static void * |
| process (void *arg) |
| { |
| int i; |
| |
| if (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) != 0) |
| abort (); |
| write (2, "a", 1); |
| for (i = 0; i < 10; i++) |
| { |
| sched_yield (); |
| pthread_testcancel (); |
| write (2, "b", 1); |
| } |
| return NULL; |
| } |
| |
| int |
| main (void) |
| { |
| int retcode; |
| pthread_t th_a; |
| void *retval; |
| |
| retcode = pthread_create (&th_a, NULL, process, NULL); |
| sched_yield (); |
| sched_yield (); |
| sched_yield (); |
| sched_yield (); |
| retcode = pthread_cancel (th_a); |
| retcode = pthread_join (th_a, &retval); |
| if (retcode != 0) |
| abort (); |
| fprintf (stderr, " ok\n"); |
| return 0; |
| } |