#import <Foundation/Foundation.h>
@interface Foo : NSObject
- (void)run;
- (void)fire:(NSTimer*)time;
@end
@implementation Foo
- (void) run
{
NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
[NSTimer scheduledTimerWithTimeInterval:5.0 target:self
selector:@selector(fire:) userInfo:nil repeats:YES];
[[NSRunLoop currentRunLoop] runUntilDate:[NSDate distantFuture]];
[pool release];
}
- (void)fire:(NSTimer*)timer
{
NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
NSLog(@"FIRED");
[pool release];
}
@end
int main (int argc, const char * argv[]) {
NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
Foo* foo = [[[Foo alloc] init] autorelease];
[NSThread detachNewThreadSelector:@selector(run) toTarget:foo
withObject:nil];
sleep(4 * 60);
[pool release];
return 0;
}
[0:525] > time ./TimerTest& sample TimerTest
[1] 66952
Sampling process 66954 for 10 seconds with 1 millisecond of run time
between samples
2009-03-11 09:56:55.454 TimerTest[66954:1003] FIRED
2009-03-11 09:57:00.454 TimerTest[66954:1003] FIRED
Sampling completed, processing symbols...
Sample analysis of process 66954 written to file
/tmp/TimerTest_66954.AXF9SU.sample.txt
....
Analysis of sampling TimerTest (pid 66954) every 1 millisecond
Call graph:
8492 Thread_2907
8492 start
8492 main
8492 sleep$UNIX2003
8492 __semwait_signal
8492 __semwait_signal
8492 Thread_2a03
8492 thread_start
8492 _pthread_start
8492 __NSThread__main__
8492 -[NSThread main]
8492 -[Foo run]
8492 -[NSRunLoop(NSRunLoop) runUntilDate:]
8492 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
8492 CFRunLoopRunInMode
8492 CFRunLoopRunSpecific
8489 mach_msg
8489 mach_msg_trap
8489 mach_msg_trap
3 __NSFireTimer
3 -[Foo fire:]
3 NSLog
3 NSLogv
3 _CFLogvEx
3 __CFLogCString
1 CFCalendarCreateWithIdentifier
1 CFTimeZoneCopyDefault
1 CFTimeZoneCopySystem
1 CFTimeZoneCreateWithName
1 open$UNIX2003
1 open$UNIX2003
1 asl_close
1 notify_cancel
1 _notify_server_cancel
1 mach_msg
1 mach_msg_trap
1 mach_msg_trap
1 asl_free
1 asl_free
Total number in stack (recursive counted multiple, when >=5):
Sort by top of stack, same collapsed (when >= 5):
__semwait_signal 8492
mach_msg_trap 8490
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