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24 lines
516 B
24 lines
516 B
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#ifndef __AP_HAL_LINUX_SEMAPHORE_H__ |
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#define __AP_HAL_LINUX_SEMAPHORE_H__ |
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#include <AP_HAL_Boards.h> |
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#if CONFIG_HAL_BOARD == HAL_BOARD_LINUX |
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#include <AP_HAL_Linux.h> |
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#include <pthread.h> |
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class Linux::LinuxSemaphore : public AP_HAL::Semaphore { |
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public: |
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LinuxSemaphore() { |
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pthread_mutex_init(&_lock, NULL); |
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} |
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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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pthread_mutex_t _lock; |
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}; |
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#endif // CONFIG_HAL_BOARD |
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#endif // __AP_HAL_LINUX_SEMAPHORE_H__
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