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/**
* @file
*
* @ingroup RTEMSAPIClassicChains
*
* @brief This source file contains the implementation of
* rtems_chain_get_with_wait().
*/
/*
* Copyright (c) 2010 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/chain.h>
rtems_status_code rtems_chain_get_with_wait(
rtems_chain_control *chain,
rtems_event_set events,
rtems_interval timeout,
rtems_chain_node **node_ptr
)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
rtems_chain_node *node = NULL;
while (
sc == RTEMS_SUCCESSFUL
&& (node = rtems_chain_get( chain )) == NULL
) {
rtems_event_set out;
sc = rtems_event_receive(
events,
RTEMS_EVENT_ALL | RTEMS_WAIT,
timeout,
&out
);
}
*node_ptr = node;
return sc;
}
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