void pthread_testcancel( void )
{
POSIX_API_Control *thread_support;
Thread_Control *executing;
bool cancel = false;
/*
* Don't even think about deleting a resource from an ISR.
* Besides this request is supposed to be for _Thread_Executing
* and the ISR context is not a thread.
*/
if ( _ISR_Is_in_progress() )
return;
_Thread_Disable_dispatch();
executing = _Thread_Executing;
thread_support = executing->API_Extensions[ THREAD_API_POSIX ];
if ( thread_support->cancelability_state == PTHREAD_CANCEL_ENABLE &&
thread_support->cancelation_requested )
cancel = true;
_Thread_Enable_dispatch();
if ( cancel )
_POSIX_Thread_Exit( executing, PTHREAD_CANCELED );
}
void _POSIX_Thread_Evaluate_cancellation_and_enable_dispatch(
Thread_Control *the_thread
)
{
POSIX_API_Control *thread_support;
thread_support = the_thread->API_Extensions[ THREAD_API_POSIX ];
if ( thread_support->cancelability_state == PTHREAD_CANCEL_ENABLE &&
thread_support->cancelability_type == PTHREAD_CANCEL_ASYNCHRONOUS &&
thread_support->cancelation_requested ) {
_Thread_Unnest_dispatch();
_POSIX_Thread_Exit( the_thread, PTHREAD_CANCELED );
} else
_Thread_Enable_dispatch();
}
void pthread_exit(
void *value_ptr
)
{
_POSIX_Thread_Exit( _Thread_Executing, value_ptr );
}