Adds better signal handling for quitting

src/core/main.cpp

@@ -13,6 +13,7 @@ using std::vector;
 using std::string;
 
 void signalHandler( int );
+void shutdown();
 
 // Provide global hooks for signal handler
 Logger*           globalLogger;
@@ -38,7 +39,7 @@ int main(int args, char **argv) {
     {
         ConfigManager    configManager(logger, arguments);
         EventBus         eventBus(logger);
-	    UI::Server       uIServer(logger, eventBus);
+        UI::Server       uIServer(logger, eventBus);
         Resolver::Server resolver(logger, eventBus);
 
         // Pass objects to global scope for signal handler
@@ -78,14 +79,17 @@ int main(int args, char **argv) {
     }
     catch (Exception& e) {
         logger.fatal << "Uncaught Exception: " << e.what() << Logger::commit;
+	shutdown();
         return 1;
     }
     catch (std::system_error& e) {
         logger.fatal << "Uncaught system_error exception: " << e.what() << Logger::commit;
+	shutdown();
         return 1;
     }
     catch (int e) {
         logger.fatal << "Uncaught Exception with error code " << e << Logger::commit;
+	shutdown();
         return 1;
     }
     return 0;
@@ -97,16 +101,20 @@ void signalHandler( int signalNumber ) {
         static auto firstCall = true;
         if(firstCall) {
             firstCall = false;
-            globalLogger->warn << "Shutting down Plains..." << Logger::commit;
-            globalResolver->~Server();
-            //globalUIServer->~Server();
-            globalEventBus->~EventBus();
-            globalConfigManager->~ConfigManager();
-            globalLogger->info.ln ("PLAINS shut down."); 
-            globalLogger->~Logger();
+            shutdown();
             exit(0);
         }
+	else exit(1);
         break;
     }
 }
 
+void shutdown() {
+    globalLogger->warn << "Shutting down Plains..." << Logger::commit;
+    globalResolver->~Server();
+    globalUIServer->~Server();
+    globalEventBus->~EventBus();
+    globalConfigManager->~ConfigManager();
+    globalLogger->info.ln ("PLAINS shut down.");
+    globalLogger->~Logger();
+}