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 THREAD_MUTEX_H 00018 #define THREAD_MUTEX_H 00019 00020 #include "apr_pools.h" 00021 00022 typedef enum thread_mutex_type { 00023 thread_mutex_critical_section, 00024 thread_mutex_unnested_event, 00025 thread_mutex_nested_mutex 00026 } thread_mutex_type; 00027 00028 /* handle applies only to unnested_event on all platforms 00029 * and nested_mutex on Win9x only. Otherwise critical_section 00030 * is used for NT nexted mutexes providing optimal performance. 00031 */ 00032 struct apr_thread_mutex_t { 00033 apr_pool_t *pool; 00034 thread_mutex_type type; 00035 HANDLE handle; 00036 CRITICAL_SECTION section; 00037 }; 00038 00039 #endif /* THREAD_MUTEX_H */ 00040
1.4.7