testing/dispatch_apply.c

   1 #include <dispatch/dispatch.h>
   2 #include <stdio.h>
   3 #include <unistd.h>
   4 #include <stdlib.h>
   5 #include <assert.h>
   6 #include <libkern/OSAtomic.h>
   7
   8 #include "dispatch_test.h"
   9
  10 int
  11 main(void)
  12 {
  13         test_start("Dispatch Apply");
  14
  15         volatile __block int32_t count = 0;
  16         const int32_t final = 32;
  17
  18         dispatch_queue_t queue = dispatch_get_concurrent_queue(0);
  19         test_ptr_notnull("dispatch_get_concurrent_queue", queue);
  20
  21         dispatch_apply(final, queue, ^(size_t i __attribute__((unused))) {
  22                 OSAtomicIncrement32(&count);
  23         });
  24
  25         test_long("count", count, final);
  26         test_stop();
  27
  28         return 0;
  29 }