Precommit (#1)

* first commit

* cleanup

examples/system_demo_example/example_app/system_extern_example.cpp

@@ -0,0 +1,62 @@
+#include <iostream>
+#include <string>
+#include <filesystem>
+#include "control.h"
+#include "countersteering.h"
+
+/**
+* @brief check if SDV_FRAMEWORK_RUNTIME environment variable exists
+* @return Return true if environment variable is found otherwise false
+*/
+bool IsSDVFrameworkEnvironmentSet()
+{
+    const char* envVariable = std::getenv("SDV_FRAMEWORK_RUNTIME");
+    if (envVariable)
+    {
+        return true;
+    }
+    return false;
+}
+
+#if defined(_WIN32) && defined(_UNICODE)
+extern "C" int wmain()
+#else
+extern "C" int main()
+#endif
+{
+    uint32_t uiInstance = 3001;
+    sdv::app::CAppControl appcontrol;
+    if (!IsSDVFrameworkEnvironmentSet())
+    {
+        // if SDV_FRAMEWORK_RUNTIME environment variable is not set we need to set the Framework Runtime directory
+        appcontrol.SetFrameworkRuntimeDirectory("../../bin");
+    }
+
+    appcontrol.AddModuleSearchDir("../../bin");
+
+    std::stringstream sstreamAppConfig;
+    sstreamAppConfig << "[Application]" << std::endl;
+    sstreamAppConfig << "Mode=\"External\"" << std::endl;
+    sstreamAppConfig << "Instance=" << uiInstance << std::endl;
+    sstreamAppConfig << "Retries=" << 10 << std::endl;    
+    sstreamAppConfig << "[Console]" << std::endl;
+    sstreamAppConfig << "Report=\"Verbose\"" << std::endl;
+
+    // Start the framework as external application, which wants to connect to instance 3001
+    if (!appcontrol.Startup(sstreamAppConfig.str()))
+    {
+        std::cout << "appcontrol.Startup() failed." << std::endl;
+        return false;
+    }
+
+    auto pCounterSteeringSvc = sdv::core::GetObject("Counter Steering Example Service").GetInterface<ICounterSteeringService>();
+    if (!pCounterSteeringSvc)
+    {
+        std::cout << "\nERROR: Could not get 'ICounterSteeringService', connection to " << std::to_string (uiInstance) << "probably failed.\n" << std::endl;
+        return false;
+    }
+
+    std::cout << "\nSUCCESS: Got 'ICounterSteeringService', could connect to instance." << std::to_string (uiInstance) << "\n" << std::endl;
+
+    return true;
+}