Remove unused function

stm-firmware/ui/gui.c

@@ -376,36 +376,6 @@ static void gui_menu_constant_temperature_driver(struct lcd_menu *menu, enum men
 
 }
 
-/**
- * @brief A safe strncpy which ensures thtat the copied string ends in a null character
- * @param dest Destiantion ptr
- * @param src Source pointer
- * @param max_size maximum size of the destination (including null terminator)
- * @return 0 if successful, positive, if string was to short to hold all data, negative if parameter error
- */
-static int safe_strncpy(char *dest, const char *src, size_t max_size) {
-	size_t idx;
-	bool terminated = false;
-
-	if (!dest || !src || !max_size)
-		return -1000;
-
-	for (idx = 0; idx < max_size; idx++) {
-		dest[idx] = src[idx];
-		if (src[idx] == '\0') {
-			terminated = true;
-			break;
-		}
-	}
-
-	if (!terminated) {
-		dest[max_size - 1] = 0;
-		return 1;
-	}
-
-	return 0;
-}
-
 static void delete_file_list_entry(void *obj)
 {
 	if (obj)