33 lines
553 B
C
33 lines
553 B
C
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#ifndef __SINGLETON_H__
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#define __SINGLETON_H__
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#include <iostream>
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#include <string.h>
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#include <mutex>
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using namespace std;
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class Singleton
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{
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public:
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static Singleton* getInstance(){
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if (instance == NULL){
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m_mutex.lock();
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if (instance == NULL){
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printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD>ʵ<EFBFBD><EFBFBD>\n");
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instance = new Singleton();
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}
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m_mutex.unlock();
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}
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return instance;
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}
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private:
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Singleton(){}
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static Singleton* instance;
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static std::mutex m_mutex;
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};
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Singleton* Singleton::instance = NULL;
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std::mutex Singleton::m_mutex;
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#endif //__SINGLETON_H__
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