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/* Copyright 2000-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <nks/errno.h>
#include "apr.h"
#include "apr_private.h"
#include "apr_general.h"
#include "apr_strings.h"
#include "apr_arch_thread_mutex.h"
#include "apr_arch_thread_cond.h"
#include "apr_portable.h"
static apr_status_t thread_cond_cleanup(void *data)
{
apr_thread_cond_t *cond = (apr_thread_cond_t *)data;
NXCondFree(cond->cond);
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_create(apr_thread_cond_t **cond,
apr_pool_t *pool)
{
apr_thread_cond_t *new_cond = NULL;
new_cond = (apr_thread_cond_t *)apr_pcalloc(pool, sizeof(apr_thread_cond_t));
if(new_cond ==NULL) {
return APR_ENOMEM;
}
new_cond->pool = pool;
new_cond->cond = NXCondAlloc(NULL);
if(new_cond->cond == NULL)
return APR_ENOMEM;
apr_pool_cleanup_register(new_cond->pool, new_cond,
(void*)thread_cond_cleanup,
apr_pool_cleanup_null);
*cond = new_cond;
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_wait(apr_thread_cond_t *cond,
apr_thread_mutex_t *mutex)
{
if (NXCondWait(cond->cond, mutex->mutex) != 0)
return APR_EINTR;
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_timedwait(apr_thread_cond_t *cond,
apr_thread_mutex_t *mutex,
apr_interval_time_t timeout){
if (NXCondTimedWait(cond->cond, mutex->mutex,
(timeout*1000)/NXGetSystemTick()) == NX_ETIMEDOUT) {
return APR_TIMEUP;
}
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_signal(apr_thread_cond_t *cond)
{
NXCondSignal(cond->cond);
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_broadcast(apr_thread_cond_t *cond)
{
NXCondBroadcast(cond->cond);
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_thread_cond_destroy(apr_thread_cond_t *cond)
{
apr_status_t stat;
if ((stat = thread_cond_cleanup(cond)) == APR_SUCCESS) {
apr_pool_cleanup_kill(cond->pool, cond, thread_cond_cleanup);
return APR_SUCCESS;
}
return stat;
}
APR_POOL_IMPLEMENT_ACCESSOR(thread_cond)
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