2014-11-19 00:25:21 +08:00
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#pragma once
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#include "acl_cpp/acl_cpp_define.hpp"
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#include <stdlib.h>
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#ifndef WIN32
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#include <pthread.h>
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#endif
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#ifdef WIN32
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struct acl_pthread_mutex_t;
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#else
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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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#endif
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namespace acl {
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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class ACL_CPP_API locker
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{
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public:
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/**
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* <EFBFBD><EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD>
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* @param use_mutex {bool} <EFBFBD>Ƿ<EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD>
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2015-06-03 11:19:13 +08:00
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* @param use_spinlock {bool} <EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2014-11-19 00:25:21 +08:00
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*/
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2015-06-03 11:19:13 +08:00
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locker(bool use_mutex = true, bool use_spinlock = false);
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2014-11-19 00:25:21 +08:00
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virtual ~locker();
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>
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* @param file_path {const char*} <EFBFBD>ļ<EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǿ<EFBFBD>
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* @return {bool} <EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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* ע<EFBFBD><EFBFBD><EFBFBD>˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> open <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>
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*/
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bool open(const char* file_path);
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>
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* @param fh {int} <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} <EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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*/
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#ifdef WIN32
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bool open(void* fh);
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#else
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bool open(int fh);
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#endif
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>)<EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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*/
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bool lock();
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2014-12-14 18:26:52 +08:00
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/**
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* <EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>)<EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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*/
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bool try_lock();
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2014-11-19 00:25:21 +08:00
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>)<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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*/
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bool unlock();
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2014-12-14 18:26:52 +08:00
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2014-11-19 00:25:21 +08:00
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private:
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2015-06-03 11:19:13 +08:00
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acl_pthread_mutex_t* mutex_;
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2014-11-19 00:25:21 +08:00
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char* pFile_;
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#ifdef WIN32
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void* fHandle_;
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#else
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int fHandle_;
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2015-06-03 11:19:13 +08:00
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pthread_mutexattr_t mutex_attr_;
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2015-06-14 02:47:59 +08:00
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# if !defined(MINGW) && !defined(MACOSX)
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2015-06-03 11:19:13 +08:00
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pthread_spinlock_t* spinlock_;
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# endif
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2014-11-19 00:25:21 +08:00
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#endif
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bool myFHandle_;
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2015-06-03 11:19:13 +08:00
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void init_mutex(bool use_spinlock);
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2014-11-19 00:25:21 +08:00
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};
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} // namespace acl
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