diff options
author | 2015-11-30 03:10:21 -0500 | |
---|---|---|
committer | 2015-11-30 03:10:21 -0500 | |
commit | c0b7206652b2852bc574694e7ba07ba1c2acdc00 (patch) | |
tree | 5cb95cb0e19e03610525903df46279df2c3b7eb1 /rubbos/app/apache2/include/apr_thread_rwlock.h | |
parent | b6d3d6e668b793220f2d3af1bc3e828553dc3fe6 (diff) |
delete app
Change-Id: Id4c572809969ebe89e946e88063eaed262cff3f2
Signed-off-by: hongbotian <hongbo.tianhongbo@huawei.com>
Diffstat (limited to 'rubbos/app/apache2/include/apr_thread_rwlock.h')
-rw-r--r-- | rubbos/app/apache2/include/apr_thread_rwlock.h | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/rubbos/app/apache2/include/apr_thread_rwlock.h b/rubbos/app/apache2/include/apr_thread_rwlock.h deleted file mode 100644 index 0e69a2a4..00000000 --- a/rubbos/app/apache2/include/apr_thread_rwlock.h +++ /dev/null @@ -1,120 +0,0 @@ -/* Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You 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 APR_THREAD_RWLOCK_H -#define APR_THREAD_RWLOCK_H - -/** - * @file apr_thread_rwlock.h - * @brief APR Reader/Writer Lock Routines - */ - -#include "apr.h" -#include "apr_pools.h" -#include "apr_errno.h" - -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ - -#if APR_HAS_THREADS - -/** - * @defgroup apr_thread_rwlock Reader/Writer Lock Routines - * @ingroup APR - * @{ - */ - -/** Opaque read-write thread-safe lock. */ -typedef struct apr_thread_rwlock_t apr_thread_rwlock_t; - -/** - * Create and initialize a read-write lock that can be used to synchronize - * threads. - * @param rwlock the memory address where the newly created readwrite lock - * will be stored. - * @param pool the pool from which to allocate the mutex. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_create(apr_thread_rwlock_t **rwlock, - apr_pool_t *pool); -/** - * Acquire a shared-read lock on the given read-write lock. This will allow - * multiple threads to enter the same critical section while they have acquired - * the read lock. - * @param rwlock the read-write lock on which to acquire the shared read. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_rdlock(apr_thread_rwlock_t *rwlock); - -/** - * Attempt to acquire the shread-read lock on the given read-write lock. This - * is the same as apr_thread_rwlock_rdlock(), only that the funtion fails - * if there is another thread holding the write lock, or if there are any - * write threads blocking on the lock. If the function failes for this case, - * APR_EBUSY will be returned. Note: it is important that the - * APR_STATUS_IS_EBUSY(s) macro be used to determine if the return value was - * APR_EBUSY, for portability reasons. - * @param rwlock the rwlock on which to attempt the shared read. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_tryrdlock(apr_thread_rwlock_t *rwlock); - -/** - * Acquire an exclusive-write lock on the given read-write lock. This will - * allow only one single thread to enter the critical sections. If there - * are any threads currently holding thee read-lock, this thread is put to - * sleep until it can have exclusive access to the lock. - * @param rwlock the read-write lock on which to acquire the exclusive write. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_wrlock(apr_thread_rwlock_t *rwlock); - -/** - * Attempt to acquire the exclusive-write lock on the given read-write lock. - * This is the same as apr_thread_rwlock_wrlock(), only that the funtion fails - * if there is any other thread holding the lock (for reading or writing), - * in which case the function will return APR_EBUSY. Note: it is important - * that the APR_STATUS_IS_EBUSY(s) macro be used to determine if the return - * value was APR_EBUSY, for portability reasons. - * @param rwlock the rwlock on which to attempt the exclusive write. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_trywrlock(apr_thread_rwlock_t *rwlock); - -/** - * Release either the read or write lock currently held by the calling thread - * associated with the given read-write lock. - * @param rwlock the read-write lock to be released (unlocked). - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_unlock(apr_thread_rwlock_t *rwlock); - -/** - * Destroy the read-write lock and free the associated memory. - * @param rwlock the rwlock to destroy. - */ -APR_DECLARE(apr_status_t) apr_thread_rwlock_destroy(apr_thread_rwlock_t *rwlock); - -/** - * Get the pool used by this thread_rwlock. - * @return apr_pool_t the pool - */ -APR_POOL_DECLARE_ACCESSOR(thread_rwlock); - -#endif /* APR_HAS_THREADS */ - -/** @} */ - -#ifdef __cplusplus -} -#endif - -#endif /* ! APR_THREAD_RWLOCK_H */ |