(svn r17893) -Feature [FS#2633]: make it possible to disable background saving, only via the config file/in game console though

src/saveload/saveload.cpp

@@ -1852,7 +1852,7 @@ SaveOrLoadResult SaveOrLoad(const char *filename, int mode, Subdirectory sb, boo
 			SlWriteFill(); // flush the save buffer
 
 			SaveFileStart();
-			if (_network_server) threaded = false;
+			if (_network_server || !_settings_client.gui.threaded_saves) threaded = false;
 			if (!threaded || !ThreadObject::New(&SaveFileToDiskThread, NULL, &_save_thread)) {
 				if (threaded) DEBUG(sl, 1, "Cannot create savegame thread, reverting to single-threaded mode...");
 

src/settings_type.h

@@ -67,6 +67,7 @@ struct GUISettings {
 	uint8  window_soft_limit;                ///< soft limit of maximum number of non-stickied non-vital windows (0 = no limit)
 	bool   always_build_infrastructure;      ///< always allow building of infrastructure, even when you do not have the vehicles for it
 	byte   autosave;                         ///< how often should we do autosaves?
+	bool   threaded_saves;                   ///< should we do threaded saves?
 	bool   keep_all_autosave;                ///< name the autosave in a different way
 	bool   autosave_on_exit;                 ///< save an autosave when you quit the game, but do not ask "Do you really want to quit?"
 	uint8  date_format_in_default_names;     ///< should the default savegame/screenshot name use long dates (31th Dec 2008), short dates (31-12-2008) or ISO dates (2008-12-31)

src/table/settings.h

@@ -525,6 +525,7 @@ const SettingDesc _settings[] = {
 	/***************************************************************************/
 	/* Unsaved setting variables. */
 	SDTC_OMANY(gui.autosave,                  SLE_UINT8, S,  0, 1, 4, _autosave_interval,     STR_NULL,                                       NULL),
+	 SDTC_BOOL(gui.threaded_saves,                       S,  0,  true,                        STR_NULL,                                       NULL),
 	SDTC_OMANY(gui.date_format_in_default_names,SLE_UINT8,S,MS, 0, 2, _savegame_date,         STR_CONFIG_SETTING_DATE_FORMAT_IN_SAVE_NAMES,   NULL),
 	 SDTC_BOOL(gui.vehicle_speed,                        S,  0,  true,                        STR_CONFIG_SETTING_VEHICLESPEED,                NULL),
 	 SDTC_BOOL(gui.status_long_date,                     S,  0,  true,                        STR_CONFIG_SETTING_LONGDATE,                    NULL),