(svn r1076) Feature: Patch setting to autosave the game on exit

If you set autosave_on_exit = true in openttd.cfg, your game will be saved as exit.sav in the autosave folder and you won't be asked if you want to quit the game any more.

saveload.c

@@ -1146,6 +1146,14 @@ bool EmergencySave()
 	return true;
 }
 
+void DoExitSave()
+{
+	char buf[200];
+	sprintf(buf, "%s%sexit.sav", _path.autosave_dir, PATHSEP);
+	debug(buf);
+	SaveOrLoad(buf, SL_SAVE);
+}
+
 // not used right now, but could be used if extensions of savegames are garbled
 /*int GetSavegameType(char *file)
 {

sdl.c

@@ -434,6 +434,8 @@ static uint32 ConvertSdlKeyIntoMy(SDL_keysym *sym)
 	return (key << 16) + sym->unicode;
 }
 
+void DoExitSave();
+
 static int PollEvent(void)
 {
 	SDL_Event ev;
@@ -500,9 +502,13 @@ static int PollEvent(void)
 
 	case SDL_QUIT:
 		// do not ask to quit on the main screen
-		if (_game_mode != GM_MENU)
-			AskExitGame();
-		else
+		if (_game_mode != GM_MENU) {
+			if(_patches.autosave_on_exit) {
+				DoExitSave();
+				return ML_QUIT;
+			} else
+				AskExitGame();
+		} else
 			return ML_QUIT;
 		break;
 

settings.c

@@ -779,6 +779,7 @@ static const SettingDesc patch_player_settings[] = {
 	{"errmsg_duration",			SDT_UINT8,	(void*)5,			&_patches.errmsg_duration,			NULL},
 	{"toolbar_pos",					SDT_UINT8,	(void*)0,			&_patches.toolbar_pos,					NULL},
 	{"keep_all_autosave",		SDT_BOOL,		(void*)false, &_patches.keep_all_autosave,		NULL},
+	{"autosave_on_exit",		SDT_BOOL,		(void*)false, &_patches.autosave_on_exit,			NULL},
 
 	{"bridge_pillars",			SDT_BOOL,		(void*)true,	&_patches.bridge_pillars,				NULL},
 	{"invisible_trees",			SDT_BOOL,		(void*)false, &_patches.invisible_trees,			NULL},

variables.h

@@ -148,6 +148,7 @@ typedef struct Patches {
 	uint32 colored_news_date; // when does newspaper become colored?
 
 	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?"
 	bool extra_dynamite;			// extra dynamite
 
 	bool never_expire_vehicles; // never expire vehicles

win32.c

@@ -181,6 +181,8 @@ static void ClientSizeChanged(int w, int h)
 	}
 }
 
+void DoExitSave();
+
 static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 {
 	switch(msg) {
@@ -224,7 +226,15 @@ static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lP
 	}
 
 	case WM_CLOSE:
-		AskExitGame();
+		// do not ask to quit on the main screen
+		if (_game_mode != GM_MENU) {
+			if(_patches.autosave_on_exit) {
+				DoExitSave();
+				_exit_game = true;
+			} else
+				AskExitGame();
+		} else
+			return ML_QUIT;
 		return 0;
 
 	case WM_LBUTTONDOWN: