whole lotta shit clion made me do

include/app.hpp

@@ -21,7 +21,7 @@ struct sensors {
     std::mutex mtx;  // making sure the struct isnt accessed by multiple threads at once
 };
 
-void start(void);
+void start();
 
 }  // namespace app
 

include/cpu.hpp

@@ -24,7 +24,7 @@ struct cpuSensors {
 };
 
 void detectHwmon(cpuSensors* target, const std::string& pci);
-void update(cpuSensors* g);
+void update(cpuSensors* c);
 
 }  // namespace cpu
 

include/gpu_metrics.hpp

@@ -1,3 +1,6 @@
+#ifndef GPU_METRICS_HPP
+#define GPU_METRICS_HPP
+
 #include <cstdint>
 
 /* STRUCTS COPIED WHOLESALE FROM LINUX SOURCE CODE, formatted and wrapped around a namespace
@@ -792,4 +795,6 @@ struct gpu_metrics_v3_0 {
     /* Metrics table alpha filter time constant [us] */
     uint32_t time_filter_alphavalue;
 };
-}  // namespace gpu
+}  // namespace gpu
+
+#endif

include/hass.hpp

@@ -14,19 +14,19 @@ class HomeAssistant {
     std::string entity;
     uint16_t id = 2;
     std::string tx;
-    struct lws_context* context = NULL;
-    lws* websock = NULL;
+    struct lws_context* context = nullptr;
+    lws* websock = nullptr;
     void event_handler(struct lws* wsi, enum lws_callback_reasons reason, char* in);
     static int callback(struct lws* wsi, enum lws_callback_reasons reason, void* user, void* in, size_t len);
 
    public:
-    HomeAssistant(std::string addr, std::string ent);
+    HomeAssistant(const std::string& addr, const std::string& ent);
     ~HomeAssistant();
 
     float state = 0.0f;
     int connect();
-    void service(int timeout_ms = 0);
-    void disconnect();
+    void disconnect() const;
+    void service(int timeout_ms = 0) const;
 };
 
 #endif

include/sys.hpp

@@ -6,11 +6,11 @@
 
 namespace sys {
 
-const char months[][4] = {"sty", "lut", "mar", "kwi", "maj", "cze", "lip", "sie", "wrz", "paz", "lis", "gru"};
-const char wdays[][4] = {"Nie", "Pon", "Wto", "Sro", "Czw", "Pia", "Sob"};
+constexpr char months[][4] = {"sty", "lut", "mar", "kwi", "maj", "cze", "lip", "sie", "wrz", "paz", "lis", "gru"};
+constexpr char wdays[][4] = {"Nie", "Pon", "Wto", "Sro", "Czw", "Pia", "Sob"};
 
 struct sysSensors {
-    std::string hwmon = "";
+    std::string hwmon;
     uint16_t fan_speed[2] = {0};  // left and right cpu fans
     uint8_t t_sensor = 0;         // ntc temp sensor
 };