mirror of https://github.com/apache/activemq.git
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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*/
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#ifndef ACTIVEMQ_LOCK_H
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#define ACTIVEMQ_LOCK_H
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#include <pthread.h>
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namespace ActiveMQ {
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/// RAII lock class, used internally
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/**
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This class holds a lock for its lifetime. The constructor
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acquires the lock, and the destructor releases it. This is to
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allow exception-safe locking (the lock will be released during
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stack unwind).
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@version $Id$
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*/
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class Lock {
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public:
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Lock(pthread_mutex_t *m);
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/// Explicit unlock for where implicit unlocking is inconvenient.
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void unlock();
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~Lock();
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private:
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pthread_mutex_t *mutex_;
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bool locked_;
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};
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};
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#endif // ACTIVEMQ_LOCK_H
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