00001 /* Copyright 2000-2005 The Apache Software Foundation or its licensors, as 00002 * applicable. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef APR_THREAD_RWLOCK_H 00018 #define APR_THREAD_RWLOCK_H 00019 00025 #include "apr.h" 00026 #include "apr_pools.h" 00027 #include "apr_errno.h" 00028 00029 #ifdef __cplusplus 00030 extern "C" { 00031 #endif /* __cplusplus */ 00032 00033 #if APR_HAS_THREADS 00034 00042 typedef struct apr_thread_rwlock_t apr_thread_rwlock_t; 00043 00060 APR_DECLARE(apr_status_t) apr_thread_rwlock_create(apr_thread_rwlock_t **rwlock, 00061 apr_pool_t *pool); 00068 APR_DECLARE(apr_status_t) apr_thread_rwlock_rdlock(apr_thread_rwlock_t *rwlock); 00069 00080 APR_DECLARE(apr_status_t) apr_thread_rwlock_tryrdlock(apr_thread_rwlock_t *rwlock); 00081 00089 APR_DECLARE(apr_status_t) apr_thread_rwlock_wrlock(apr_thread_rwlock_t *rwlock); 00090 00100 APR_DECLARE(apr_status_t) apr_thread_rwlock_trywrlock(apr_thread_rwlock_t *rwlock); 00101 00107 APR_DECLARE(apr_status_t) apr_thread_rwlock_unlock(apr_thread_rwlock_t *rwlock); 00108 00113 APR_DECLARE(apr_status_t) apr_thread_rwlock_destroy(apr_thread_rwlock_t *rwlock); 00114 00119 APR_POOL_DECLARE_ACCESSOR(thread_rwlock); 00120 00121 #endif /* APR_HAS_THREADS */ 00122 00125 #ifdef __cplusplus 00126 } 00127 #endif 00128 00129 #endif /* ! APR_THREAD_RWLOCK_H */
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