gpio

Add release function

server/gpio/gpio.cpp

@@ -27,6 +27,7 @@ int gpiod_line_request_set_value(struct gpiod_line_request *request,
 enum gpiod_line_value
 gpiod_line_request_get_value(struct gpiod_line_request *request,
                              unsigned int offset) {}
+void gpiod_line_request_release(struct gpiod_line_request *request) {}
 void gpiod_request_config_free(struct gpiod_request_config *config){}
 void gpiod_line_config_free(struct gpiod_line_config *config){}
 void gpiod_line_settings_free(struct gpiod_line_settings *settings){}
@@ -55,6 +56,11 @@ GPIO::GPIO(Direction dir, uint8_t gpio, bool state, QObject* parent)
     }
 }
 
+GPIO::~GPIO()
+{
+    gpiod_line_request_release(m_request);
+}
+
 void GPIO::set_value(bool value)
 {
 #if __aarch64__

server/gpio/gpio.hpp

@@ -37,6 +37,7 @@ class GPIO : public QObject {
         Output
     };
     explicit GPIO(Direction dir, uint8_t gpio, bool state = false, QObject* parent = nullptr);
+    ~GPIO();
     void set_value(bool val);
     bool value();