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glibc/rt/tst-timer3.c
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/* Test for bogus per-thread deletion of timers. */ | |
#include <stdio.h> | |
#include <error.h> | |
#include <time.h> | |
#include <signal.h> | |
#include <stdint.h> | |
#include <string.h> | |
#include <sys/time.h> | |
#include <sys/resource.h> | |
#include <unistd.h> | |
#if _POSIX_THREADS | |
# include <pthread.h> | |
/* Creating timers in another thread should work too. */ | |
static void * | |
do_timer_create (void *arg) | |
{ | |
struct sigevent *const sigev = arg; | |
timer_t *const timerId = sigev->sigev_value.sival_ptr; | |
if (timer_create (CLOCK_REALTIME, sigev, timerId) < 0) | |
{ | |
printf ("timer_create: %m\n"); | |
return NULL; | |
} | |
return timerId; | |
} | |
static int | |
do_test (void) | |
{ | |
int i, res; | |
timer_t timerId; | |
struct itimerspec itval; | |
struct sigevent sigev; | |
itval.it_interval.tv_sec = 2; | |
itval.it_interval.tv_nsec = 0; | |
itval.it_value.tv_sec = 2; | |
itval.it_value.tv_nsec = 0; | |
sigev.sigev_notify = SIGEV_SIGNAL; | |
sigev.sigev_signo = SIGALRM; | |
sigev.sigev_value.sival_ptr = (void *) &timerId; | |
for (i = 0; i < 100; i++) | |
{ | |
printf ("cnt = %d\n", i); | |
pthread_t thr; | |
res = pthread_create (&thr, NULL, &do_timer_create, &sigev); | |
if (res) | |
{ | |
printf ("pthread_create: %s\n", strerror (res)); | |
continue; | |
} | |
void *val; | |
res = pthread_join (thr, &val); | |
if (res) | |
{ | |
printf ("pthread_join: %s\n", strerror (res)); | |
continue; | |
} | |
if (val == NULL) | |
continue; | |
res = timer_settime (timerId, 0, &itval, NULL); | |
if (res < 0) | |
printf ("timer_settime: %m\n"); | |
res = timer_delete (timerId); | |
if (res < 0) | |
printf ("timer_delete: %m\n"); | |
} | |
return 0; | |
} | |
# define TEST_FUNCTION do_test () | |
#else | |
# define TEST_FUNCTION 0 | |
#endif | |
#include "../test-skeleton.c" |