Re: [Xenomai-core] [BUG] rt_task_delete kills caller

[Philippe Gerum <rpm@xenomai.org>]

On Sun, 2006-07-30 at 18:48 +0200, Gilles Chanteperdrix wrote:
> Philippe Gerum wrote:
>  > The second bug causing spurious RT32 signals to be notified is more of a
>  > GDB issue
> 
> When running the attached program inside gdb, the RT32 signal seems to
> be used as the asynchronous cancellation signal. Or at least when
> running with libthread_db.so.
> 

Mm, ok. This would also correlate with GDB going south when ptracing the
asynchronous cancellation handler defined by the pthread library.

> plain text document attachment (cancel.c)
> #include <pthread.h>
> 
> void *routine(void *cookie)
> {
> 	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
> 
> 	for (;;)
> 		;
> 
> 	return cookie;
> }
> 
> int main(int argc, const char *argv[])
> {
> 	pthread_t tid;
> 	pthread_create(&tid, NULL, routine, NULL);
> 	pthread_cancel(tid);
> 	pthread_join(tid, NULL);
> 
> 	return 0;
> }
-- 
Philippe.