Clean shutdown, stability

PiPedalCommon/src/include/Lv2Log.hpp

@@ -150,7 +150,7 @@ namespace pipedal
 
         static void error(const char *format, ...)
         {
-            if (Lv2Log::log_level_ >= LogLevel::Warning)
+            if (Lv2Log::log_level_ >= LogLevel::Error)
             {
                 va_list arglist;
                 va_start(arglist, format);

PiPedalCommon/src/include/util.hpp

@@ -35,4 +35,7 @@ namespace pipedal {
     std::u32string ToUtf32(const std::string &s);
 
     inline bool isPathSeperator(char c) { return c == '/' || c == std::filesystem::path::preferred_separator;}
+
+    std::string GetHostName();
+
 }