ardupilot/libraries/AP_HAL_QURT/Semaphores.h
Andrew Tridgell 0816937ab1 HAL_QURT: initial implementation
this provides RC onput, RC output, scheduling, storage, UARTs and all
necessary support routines to fly ArduPilot on QURT
2015-12-27 16:12:28 +11:00

23 lines
513 B
C++

#pragma once
#include <AP_HAL/AP_HAL_Boards.h>
#if CONFIG_HAL_BOARD == HAL_BOARD_QURT
#include "AP_HAL_QURT.h"
#include <pthread.h>
class QURT::Semaphore : public AP_HAL::Semaphore {
public:
Semaphore() {
HAP_PRINTF("%s constructor", __FUNCTION__);
pthread_mutex_init(&_lock, NULL);
HAP_PRINTF("%s constructor2", __FUNCTION__);
}
bool give();
bool take(uint32_t timeout_ms);
bool take_nonblocking();
private:
pthread_mutex_t _lock;
};
#endif // CONFIG_HAL_BOARD