rbutil: add a errorlog function into rbutil and the possibility to save a log if a error happens. (thanks to bluebrother for the trace functionality)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22329 a1c6a512-1295-4272-9138-f99709370657

rbutil/rbutilqt/main.cpp

@@ -20,13 +20,17 @@
 
 #include <QtGui>
 #include "rbutilqt.h"
+#include "systrace.h"
 
 #ifdef STATIC
 #include <QtPlugin>
 Q_IMPORT_PLUGIN(qtaccessiblewidgets)
 #endif
 
+
+
 int main( int argc, char ** argv ) {
+    qInstallMsgHandler(SysTrace::debug);
     QApplication app( argc, argv );
 #if defined(Q_OS_MAC)
     QDir dir(QApplication::applicationDirPath());