X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgame%2Fstage.cpp;h=7cad5bc250873b9e8c265ce3aacb617a9c8abcdb;hb=e55354bb994276f83592397899bdf77926e8c769;hp=5663a71fadf8b36e1db21267724cf3d27e9530c2;hpb=f377d216dfc44e36da3697557f38dfedcbec45d1;p=libs%2Fgame.git

diff --git a/source/game/stage.cpp b/source/game/stage.cpp
index 5663a71..7cad5bc 100644
--- a/source/game/stage.cpp
+++ b/source/game/stage.cpp
@@ -1,4 +1,6 @@
 #include "stage.h"
+#include <msp/debug/demangle.h>
+#include <msp/strings/format.h>
 #include "accessguard.h"
 #include "camera.h"
 #include "root.h"
@@ -57,10 +59,20 @@ void Stage::tick(Time::TimeDelta dt)
 {
 	{
 #ifdef DEBUG
-		AccessGuard::BlockForScope _block;;
+		AccessGuard::BlockForScope _block;
 #endif
 		for(const auto &s: systems)
-			s->tick(dt);
+		{
+			System::Activator act(*s);
+			try
+			{
+				s->tick(dt);
+			}
+			catch(const invalid_access &exc)
+			{
+				throw invalid_access(format("%s by %s", exc.what(), Debug::demangle(typeid(*s).name())));
+			}
+		}
 	}
 
 	for(const auto &s: systems)