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_RWLOCK_H 18#define THREAD_RWLOCK_H 19 20#include <kernel/OS.h> 21#include "apr_pools.h" 22#include "apr_thread_rwlock.h" 23#include "apr_file_io.h" 24#include "apr_general.h" 25#include "apr_lib.h" 26#include "apr_portable.h" 27 28struct apr_thread_rwlock_t { 29 apr_pool_t *pool; 30 31 /* Our lock :) */ 32 sem_id Lock; 33 int32 LockCount; 34 /* Read/Write lock stuff */ 35 sem_id Read; 36 int32 ReadCount; 37 sem_id Write; 38 int32 WriteCount; 39 int32 Nested; 40 41 thread_id writer; 42}; 43 44#endif /* THREAD_RWLOCK_H */ 45 46