dispatch_timer_bit63.c [plain text]
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <sys/time.h>
#include <dispatch/dispatch.h>
#include "dispatch_test.h"
int main(void)
{
test_start("Dispatch Source Timer, bit 63");
uint64_t interval = 0x8000000000000001ull;
dispatch_queue_t mainq = dispatch_get_main_queue();
__block int i = 0;
struct timeval start_time;
gettimeofday(&start_time, NULL);
dispatch_source_t ds;
ds = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, mainq);
assert(ds);
dispatch_source_set_event_handler(ds, ^{
assert(i < 1);
printf("%d\n", i++);
});
dispatch_source_set_timer(ds, DISPATCH_TIME_NOW, interval, 0);
dispatch_resume(ds);
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 1*NSEC_PER_SEC),
dispatch_get_main_queue(), ^{
test_stop();
});
dispatch_main();
return 0;
}