18 lines
306 B
C++
18 lines
306 B
C++
#pragma once
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class ProcessSemaphore
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{
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public:
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/// action: 0 MustGet 1 MustCreateNew
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ProcessSemaphore(int key,int action=0,int default_value=1);
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bool isReady() const;
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int p(); /// wait
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int v(); /// notify
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int wait(); /// p
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int notify(); /// v
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~ProcessSemaphore();
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private:
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class impl;
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impl* _p;
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};
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