mirror of https://github.com/ArduPilot/ardupilot
18 lines
359 B
C++
18 lines
359 B
C++
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#ifndef __AP_HAL_EMPTY_SEMAPHORE_H__
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#define __AP_HAL_EMPTY_SEMAPHORE_H__
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#include "AP_HAL_Empty.h"
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class Empty::EmptySemaphore : public AP_HAL::Semaphore {
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public:
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EmptySemaphore() : _taken(false) {}
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bool give();
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bool take(uint32_t timeout_ms);
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bool take_nonblocking();
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private:
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bool _taken;
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};
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#endif // __AP_HAL_EMPTY_SEMAPHORE_H__
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