Core/Maps: Unload transports in MapManager::UnloadAll instead of singleton destructor.

Core/Transports: Properly delink units from transports on transport desutruction. - Thanks to Shauren for help.
Core/ObjectAccessor: Unload corpse 'storage' in added UnloadAll method called in WorldRunnable postservice hook.
Core/Master: Change some postservice queries to syncrhonous (direct) execution to ensure execution on shutdown
Core/Master: Remove redundant calls to ACE::init and ACE::fini

These changes were made to fix crash/freeze issues on shutdown.

src/server/worldserver/Main.cpp

@@ -72,8 +72,6 @@ void usage(const char *prog)
 /// Launch the Trinity server
 extern int main(int argc, char **argv)
 {
-    ACE::init();
-
     ///- Command line parsing to get the configuration file name
     char const* cfg_file = _TRINITY_CORE_CONFIG;
     int c=1;
@@ -151,8 +149,6 @@ extern int main(int argc, char **argv)
     // 1 - shutdown at error
     // 2 - restart command used, this code can be used by restarter for restart Trinityd
 
-    ACE::fini();
-
     return ret;
 }
 

src/server/worldserver/Master.cpp

@@ -174,7 +174,7 @@ int Master::Run()
     CoredSignalHandler SignalBREAK;
     #endif /* _WIN32 */
 
-    // Register realmd's signal handlers
+    // Register core's signal handlers
     ACE_Sig_Handler Handler;
     Handler.register_handler(SIGINT, &SignalINT);
     Handler.register_handler(SIGTERM, &SignalTERM);
@@ -290,7 +290,7 @@ int Master::Run()
     }
 
     // set server offline
-    LoginDatabase.PExecute("UPDATE realmlist SET color = color | %u WHERE id = '%d'", REALM_FLAG_OFFLINE, realmID);
+    LoginDatabase.DirectPExecute("UPDATE realmlist SET color = color | %u WHERE id = '%d'", REALM_FLAG_OFFLINE, realmID);
 
     // when the main thread closes the singletons get unloaded
     // since worldrunnable uses them, it will crash if unloaded after master
@@ -484,12 +484,12 @@ void Master::clearOnlineAccounts()
 {
     // Cleanup online status for characters hosted at current realm
     /// \todo Only accounts with characters logged on *this* realm should have online status reset. Move the online column from 'account' to 'realmcharacters'?
-    LoginDatabase.PExecute(
+    LoginDatabase.DirectPExecute(
         "UPDATE account SET online = 0 WHERE online > 0 "
         "AND id IN (SELECT acctid FROM realmcharacters WHERE realmid = '%d')",realmID);
 
-    CharacterDatabase.Execute("UPDATE characters SET online = 0 WHERE online<>0");
+    CharacterDatabase.DirectExecute("UPDATE characters SET online = 0 WHERE online<>0");
 
     // Battleground instance ids reset at server restart
-    CharacterDatabase.Execute("UPDATE character_battleground_data SET instance_id = 0");
+    CharacterDatabase.DirectExecute("UPDATE character_battleground_data SET instance_id = 0");
 }

src/server/worldserver/WorldThread/WorldRunnable.cpp

@@ -90,6 +90,6 @@ void WorldRunnable::run()
 
     sWorldSocketMgr->StopNetwork();
 
+    sObjectAccessor->UnloadAll();             // unload 'i_player2corpse' storage and remove from world
     sMapMgr->UnloadAll();                     // unload all grids (including locked in memory)
-
 }