smart_mutex.h

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#pragma once
 
#include <freertos/FreeRTOS.h>

class smart_mutex {
private:
    SemaphoreHandle_t mutex;
 
public:
    explicit smart_mutex(SemaphoreHandle_t mutex) : mutex(mutex) {
        xSemaphoreTake(mutex, portMAX_DELAY);
    }
 
    ~smart_mutex() {
        xSemaphoreGive(mutex);
    }
 
    smart_mutex(const smart_mutex&) = delete;
    smart_mutex& operator=(const smart_mutex&) = delete;
};