diff options
Diffstat (limited to 'man3/pthread_cancel.3')
| -rw-r--r-- | man3/pthread_cancel.3 | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/man3/pthread_cancel.3 b/man3/pthread_cancel.3 index 231466119..5ff2ff8f7 100644 --- a/man3/pthread_cancel.3 +++ b/man3/pthread_cancel.3 @@ -157,66 +157,66 @@ main(): thread was canceled #include <stdio.h> #include <stdlib.h> #include <unistd.h> - +\& #define handle_error_en(en, msg) \e do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0) - +\& static void * thread_func(void *ignored_argument) { int s; - +\& /* Disable cancelation for a while, so that we don\[aq]t immediately react to a cancelation request. */ - +\& s = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL); if (s != 0) handle_error_en(s, "pthread_setcancelstate"); - +\& printf("%s(): started; cancelation disabled\en", __func__); sleep(5); printf("%s(): about to enable cancelation\en", __func__); - +\& s = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL); if (s != 0) handle_error_en(s, "pthread_setcancelstate"); - +\& /* sleep() is a cancelation point. */ - +\& sleep(1000); /* Should get canceled while we sleep */ - +\& /* Should never get here. */ - +\& printf("%s(): not canceled!\en", __func__); return NULL; } - +\& int main(void) { pthread_t thr; void *res; int s; - +\& /* Start a thread and then send it a cancelation request. */ - +\& s = pthread_create(&thr, NULL, &thread_func, NULL); if (s != 0) handle_error_en(s, "pthread_create"); - +\& sleep(2); /* Give thread a chance to get started */ - +\& printf("%s(): sending cancelation request\en", __func__); s = pthread_cancel(thr); if (s != 0) handle_error_en(s, "pthread_cancel"); - +\& /* Join with thread to see what its exit status was. */ - +\& s = pthread_join(thr, &res); if (s != 0) handle_error_en(s, "pthread_join"); - +\& if (res == PTHREAD_CANCELED) printf("%s(): thread was canceled\en", __func__); else |