mirror of https://gitee.com/bigwinds/arangodb
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGODB_BASICS_LOCKS_H
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#define ARANGODB_BASICS_LOCKS_H 1
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#include "Basics/Common.h"
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#ifdef TRI_HAVE_POSIX_THREADS
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#include "Basics/locks-posix.h"
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#endif
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#ifdef TRI_HAVE_WIN32_THREADS
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#include "Basics/locks-win32.h"
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#endif
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/// @brief initializes a new condition variable
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void TRI_InitCondition(TRI_condition_t* cond);
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/// @brief destroys a condition variable
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void TRI_DestroyCondition(TRI_condition_t* cond);
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/// @brief signals a condition variable
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///
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/// Note that you must hold the lock.
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void TRI_SignalCondition(TRI_condition_t* cond);
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/// @brief broad casts a condition variable
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///
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/// Note that you must hold the lock.
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void TRI_BroadcastCondition(TRI_condition_t* cond);
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/// @brief waits for a signal on a condition variable
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///
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/// Note that you must hold the lock.
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void TRI_WaitCondition(TRI_condition_t* cond);
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/// @brief waits for a signal with a timeout in micro-seconds
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/// returns true when the condition was signaled, false on timeout
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///
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/// Note that you must hold the lock.
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bool TRI_TimedWaitCondition(TRI_condition_t* cond, uint64_t delay);
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/// @brief locks the mutex of a condition variable
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void TRI_LockCondition(TRI_condition_t* cond);
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/// @brief unlocks the mutex of a condition variable
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void TRI_UnlockCondition(TRI_condition_t* cond);
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#endif
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