+
+ // If already executing : return
+ if (bbGetExecuting())
+ {
+ bbtkDebugMessage("process",3,
+ " -> already executing : bailing out"<<std::endl);
+ return bbGetStatus();
+ }
+ bbSetExecuting(true);
+ bool wasExecuting = bbGlobalGetSomeBoxExecuting();
+ bbGlobalSetSomeBoxExecuting(true);
+