1/* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements.  See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License.  You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef THREAD_COND_H
18#define THREAD_COND_H
19
20#include <kernel/OS.h>
21#include "apr_pools.h"
22#include "apr_thread_cond.h"
23#include "apr_file_io.h"
24#include "apr_general.h"
25#include "apr_lib.h"
26#include "apr_portable.h"
27#include "apr_ring.h"
28
29struct waiter_t {
30    APR_RING_ENTRY(waiter_t) link;
31    sem_id sem;
32};
33
34struct apr_thread_cond_t {
35    apr_pool_t *pool;
36    sem_id lock;
37    apr_thread_mutex_t *condlock;
38    thread_id owner;
39    /* active list */
40    APR_RING_HEAD(active_list, waiter_t) alist;
41    /* free list */
42    APR_RING_HEAD(free_list,   waiter_t) flist;
43};
44
45#endif  /* THREAD_COND_H */
46
47