summaryrefslogtreecommitdiff
path: root/srclib/apr/include/arch/win32/apr_arch_thread_mutex.h
blob: e180b7d42d41ed0885cb84bdf5cd56df0a6563b9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as
 * applicable.
 *
 * 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.
 */

#ifndef THREAD_MUTEX_H
#define THREAD_MUTEX_H

#include "apr_pools.h"

typedef enum thread_mutex_type {
    thread_mutex_critical_section,
    thread_mutex_unnested_event,
    thread_mutex_nested_mutex
} thread_mutex_type;

/* handle applies only to unnested_event on all platforms 
 * and nested_mutex on Win9x only.  Otherwise critical_section 
 * is used for NT nexted mutexes providing optimal performance.
 */
struct apr_thread_mutex_t {
    apr_pool_t       *pool;
    thread_mutex_type type;
    HANDLE            handle;
    CRITICAL_SECTION  section;
};

#endif  /* THREAD_MUTEX_H */