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71 lines
1.4 KiB
C++
71 lines
1.4 KiB
C++
#pragma once
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#include "../acl_cpp_define.hpp"
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#include "noncopyable.hpp"
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#if !defined(_WIN32) && !defined(_WIN64)
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# include <pthread.h>
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# ifndef acl_pthread_mutex_t
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# define acl_pthread_mutex_t pthread_mutex_t
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# endif
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#else
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struct acl_pthread_mutex_t;
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#endif
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namespace acl {
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/**
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* 线程互斥锁
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*/
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class ACL_CPP_API thread_mutex : public noncopyable
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{
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public:
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/**
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* 构造方法
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* @param recursive {bool} 是否启用递归锁方式
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*/
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thread_mutex(bool recursive = true);
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~thread_mutex(void);
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/**
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* 对线程锁进行加锁，一直到加锁成功或内部失败(一般不会失败，除非是系统问题)
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* @return {bool} 返回 false 说明线程锁有问题
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*/
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bool lock(void);
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/**
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* 尝试性加锁，无论成功与否都会立即返回
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* @return {bool} 返回 true 表示加锁成功，返回 false 表示加锁失败
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*/
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bool try_lock(void);
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/**
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* 解线程锁
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* @return {bool} 返回 false 表示解锁失败，有可能之前并未加锁成功所致
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*/
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bool unlock(void);
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/**
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* 获得 acl 中 C 版本的系统类型的线程锁
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* @return {acl_pthread_mutex_t*}
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*/
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acl_pthread_mutex_t* get_mutex(void) const;
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private:
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acl_pthread_mutex_t* mutex_;
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#if !defined(_WIN32) && !defined(_WIN64)
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pthread_mutexattr_t mutex_attr_;
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#endif
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};
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class ACL_CPP_API thread_mutex_guard : public noncopyable
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{
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public:
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thread_mutex_guard(thread_mutex& mutex);
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~thread_mutex_guard(void);
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private:
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thread_mutex& mutex_;
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};
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} // namespace acl
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