RTEMS | Issue: Add Classic API Barrier 'get number waiting' Service (!442)

[mazen Adel (@mez3n)]

mazen Adel commented on a discussion on cpukit/rtems/src/barriergetnumwaiting.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/442#note_120547

 > +   Barrier_Control      *the_barrier;
 > +   Thread_queue_Context  queue_context;
 > + 
 > +   if ( waiting == NULL ) {
 > +     return RTEMS_INVALID_ADDRESS;
 > +   }
 > + 
 > +   the_barrier = _Barrier_Get( id, &queue_context );
 > + 
 > +   if ( the_barrier == NULL ) {
 > +     return RTEMS_INVALID_ID;
 > +   }
 > +
 > +   _CORE_barrier_Acquire_critical(&the_barrier->Barrier, &queue_context);
 > +
 > +   *waiting=_CORE_barrier_get_num_waiting( &the_barrier->Barrier, &queue_context );

will do

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/442#note_120547
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