version in debug message based on git HEAD

qtox.pro

@@ -44,6 +44,9 @@ TRANSLATIONS = translations/de.ts \
 
 RESOURCES += res.qrc
 
+GIT_VERSION = $$system(git rev-parse HEAD)
+DEFINES += GIT_VERSION=\\\"$$GIT_VERSION\\\"
+
 contains(JENKINS,YES) {
 	INCLUDEPATH += ./libs/include/
 } else {

src/main.cpp

@@ -31,6 +31,9 @@ int main(int argc, char *argv[])
     // Windows platform plugins DLL hell fix
     QCoreApplication::addLibraryPath(QCoreApplication::applicationDirPath());
     a.addLibraryPath("platforms");
+    
+    qDebug() << "built on: " << __TIME__ << __DATE__;
+    qDebug() << "commit: " << GIT_VERSION << "\n";
 
     // Load translations
     QTranslator translator;