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/*
* Event Manager
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems/system.h>
#include <rtems/rtems/status.h>
#include <rtems/rtems/event.h>
#include <rtems/score/isr.h>
#include <rtems/score/object.h>
#include <rtems/rtems/options.h>
#include <rtems/score/states.h>
#include <rtems/score/thread.h>
#include <rtems/rtems/tasks.h>
/*PAGE
*
* rtems_event_send
*
* This directive allows a thread send an event set to another thread.
*
* Input parameters:
* id - thread id
* event - event set
*
* Output parameters:
* RTEMS_SUCCESSFUL - if successful
* error code - if unsuccessful
*/
rtems_status_code rtems_event_send(
Objects_Id id,
rtems_event_set event_in
)
{
register Thread_Control *the_thread;
Objects_Locations location;
RTEMS_API_Control *api;
the_thread = _Thread_Get( id, &location );
switch ( location ) {
case OBJECTS_REMOTE:
#if defined(RTEMS_MULTIPROCESSING)
return(
_Event_MP_Send_request_packet(
EVENT_MP_SEND_REQUEST,
id,
event_in
)
);
#endif
case OBJECTS_ERROR:
return RTEMS_INVALID_ID;
case OBJECTS_LOCAL:
api = the_thread->API_Extensions[ THREAD_API_RTEMS ];
_Event_sets_Post( event_in, &api->pending_events );
_Event_Surrender( the_thread );
_Thread_Enable_dispatch();
return RTEMS_SUCCESSFUL;
}
return RTEMS_INTERNAL_ERROR; /* unreached - only to remove warnings */
}
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