Add GetGamepadGUID for PLATFORM_DESKTOP_GLFW

src/platforms/rcore_android.c

@@ -624,6 +624,13 @@ int SetGamepadMappings(const char *mappings)
     return 0;
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_desktop_glfw.c

@@ -1084,6 +1084,12 @@ int SetGamepadMappings(const char *mappings)
     return glfwUpdateGamepadMappings(mappings);
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    return glfwGetJoystickGUID(gamepad);
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_desktop_rgfw.c

@@ -789,6 +789,13 @@ int SetGamepadMappings(const char *mappings)
     return 0;
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_desktop_sdl.c

@@ -1236,6 +1236,13 @@ int SetGamepadMappings(const char *mappings)
     return SDL_GameControllerAddMapping(mappings);
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_drm.c

@@ -619,6 +619,13 @@ int SetGamepadMappings(const char *mappings)
     return 0;
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_template.c

@@ -381,6 +381,13 @@ int SetGamepadMappings(const char *mappings)
     return 0;
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/platforms/rcore_web.c

@@ -914,6 +914,13 @@ int SetGamepadMappings(const char *mappings)
     return 0;
 }
 
+// Get gamepad GUID
+const char *GetGamepadGUID(int gamepad)
+{
+    TRACELOG(LOG_WARNING, "GetGamepadGUID() not implemented on target platform");
+    return "";
+}
+
 // Set gamepad vibration
 void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration)
 {

src/raylib.h

@@ -1195,6 +1195,7 @@ RLAPI int GetGamepadButtonPressed(void);                      // Get the last ga
 RLAPI int GetGamepadAxisCount(int gamepad);                   // Get gamepad axis count for a gamepad
 RLAPI float GetGamepadAxisMovement(int gamepad, int axis);    // Get axis movement value for a gamepad axis
 RLAPI int SetGamepadMappings(const char *mappings);           // Set internal gamepad mappings (SDL_GameControllerDB)
+RLAPI const char *GetGamepadGUID(int gamepad);                // Get gamepad GUID
 RLAPI void SetGamepadVibration(int gamepad, float leftMotor, float rightMotor, float duration); // Set gamepad vibration for both motors (duration in seconds)
 
 // Input-related functions: mouse